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BIOLOGY FULL SYLLABUS TEST-17

2

TEST SYLLABUS : FULL BIOLOGY

Your Target is to secure Good Rank in NEET - 2020

Important Instructions:

(1) There is only one correct option.

(2) Duration of Test is 1 Hour and Questions Paper Contains 90 Questions. The Max. Marks are 360.

(3) Each correct answer carries 4 marks, while 1 mark will be deducted for every wrong answer. Guessing of answer reduces your effort. 

1 / 90

Siliceous frustules of diatoms being indestructible, piled up at the bottom of ocean and formed a thick bed over billions of years. Such a thick bed is known as

2 / 90

The first dicarboxylic acid in Krebs’ cycle is

3 / 90

A taxon facing an extremely high risk of extinction in wild in the immediate future is called

4 / 90

Which one is not a vestigial organ?

5 / 90

Emasculation is not required when flowers are

6 / 90

Which of the following statement(s) is/are true?
(i) Biowar is the use of biological weapons against humans and /or their crops and animals.
(ii) Bioethics is the unauthorized use of bioresources and traditional knowledge related to bioresources for commercial benefits.
(iii) Biopatent is exploitation of bioresources of other nations without proper authorisation

7 / 90

Which of the following hormones does not naturally occur in plants?

8 / 90

Which one of the following combinations of organisms are responsible for the formation and flavour of yoghurt?

9 / 90

Given below is a pedigree chart showing the inheritance of a certain sex-linked trait in humans

The trait traced in the above pedigree chart is

10 / 90

Study the age pyramids given below and select the correct statements regarding these.

11 / 90

Pineapple (ananas) fruit develops from

12 / 90

The lactic acid generated during muscle contraction is converted to glycogen in

13 / 90

During inspiration, the diaphragm

14 / 90

Mark the incorrect statement

15 / 90

Final electron acceptor in oxidative phosphorylation is

16 / 90

Identify the parts labelled as A, B, C and D in the given figure and select the correct option from the codes given below

17 / 90

Most of the net primary productivity in an ecosystem is used for what purpose?

18 / 90

Which of the following statements are wrong?
(i) Leucocytes disintegrate in the spleen and liver.
(ii) RBC, WBC and blood platelets are produced by bone marrow.
(iii) Neutrophils bring about destruction and detoxification of toxins of protein origin.
(iv) The important function of lymphocytes is to produce antibodies.

19 / 90

The contractile protein of skeletal muscle involving ATPase activity is

20 / 90

Quantasomes are found in

21 / 90

Which part of the coconut produces coir?

22 / 90

The given diagram shows microsporangium of a mature anther. Identify A, B and C.

23 / 90

What is the figure given below showing in particular ?

24 / 90

The functional unit of mammalian kidney is

25 / 90

Select the correct option showing the life cycle of Plasmodium.

26 / 90

Chemosensitive area of respiratory centre in medulla is affected is

27 / 90

Which one of the following statement is correct?

28 / 90

Compensation point is

29 / 90

In a CAM plant, the concentration of organic acid

30 / 90

Select the correct statement.

31 / 90

Which plays an important role in the dispersal of spores in Funaria?

32 / 90

A cell cannot divide if it does not cross

33 / 90

Bee dances are meant for

34 / 90

The common bottle cork is a product of

35 / 90

Water will be absorbed by root hairs when

36 / 90

Which one single organism or the pair of organisms is correctly assigned to its taxonomic group?

37 / 90

If a farmer has a soil with little phosphorus and a very high pH, what should be applied?

38 / 90

The pattern of contraction and relaxation of the heart is referred to as

39 / 90

If receptor molecule is removed from target organ for hormone action, the target organ will

40 / 90

Transition zone between two vegetations is

41 / 90

The species that invade a bare area are called

42 / 90

Which of the following types of phytohormones resemble the nucleic acids in some structural aspects ?

43 / 90

Select the incorrect match of the type of plant to its example

44 / 90

A vascular bundle in which the protoxylem is pointing to the periphery is called

45 / 90

Which one of the following statements is correct with respect to immunity?

46 / 90

Which of the following sets contains polysaccharides?

47 / 90

Telomere and eukaryotic chromosome possesses short segments of

48 / 90

The process in which mature differentiated cells reverse to meristematic activity to form callus is called

49 / 90

Thromboplastin is secreted by

50 / 90

The flow chart given below represents the process of recombinant DNA technology. Identify A, B, C and D.

51 / 90

The fluidity of membranes in a plant in cold weather may be maintained by

52 / 90

The condition of excess urea in blood is known as

53 / 90

Identify the human developmental stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two together.

54 / 90

Baculoviruses are excellent candidates for

55 / 90

Osteoporosis is caused by

56 / 90

Splitting of centromere and hence separation of chromatids occur during

57 / 90

A trace element essential for plant growth and radioisotope, which is used in cancer therapy is

58 / 90

Which one of the following micro-organisms is used for production of citric acid in industries?

59 / 90

Chordae tendinae are found in

60 / 90

In a mRNA molecule, untranslated regions (UTRs) are present at

61 / 90

Which one of following feature is possessed by Crustaceans and not by insects?

62 / 90

Which one of the following is a correct statement?

63 / 90

Which of the following are correct?

64 / 90

Function of suspensor of embryo is

65 / 90

Which one of the following process help the water- soluble inorganic nutrients go down into the soil horizon and get precipitated as unavailable salts?

66 / 90

Which one of the following generally acts as an antagonist to gibberellins?

67 / 90

The productivity of a crop declines when leaves begin to wilt mainly because

68 / 90

Hydroponics or soilless culture helps is knowing

69 / 90

Which of the following statements are true ?

(i) The blood transports CO2 comparatively easily because of its higher solubility.
(ii) Approximately 8-9% of CO2 is transported being dissolved in the plasma of blood.
(iii) The carbon dioxide produced by the tissues, diffuses passively into the blood stream and passes into red blood corpuscles and react with water to form H2CO3.
(iv) The oxyhaemoglobin (HbO2) of the erythrocytes is basic.
(v) The chloride ions diffuse from plasma into the erythrocytes to maintain ionic balance.

70 / 90

Addition of a solute to pure water causes

71 / 90

Match Column-I with Column-II and select the correct option from the codes given below.

72 / 90

Read the following five statements (i – v) and answer the question.
(i) In Equisetum, the female gametophyte is retained on the parent sporophyte.
(ii) In Ginkgo, male gametophyte is not independent.
(iii) The sporophyte in Riccia is more developed than that in Polytrichum.
(iv) Sexual reproduction in Volvox is isogamous.
(v) The spores of slime molds lack cell walls.

How many of the above statements are correct?

73 / 90

The most basic amino acid is

74 / 90

Which one of the following pairs is not correctly matched :

75 / 90

What mechanism explains the movement of sucrose from source to sink?

76 / 90

N2 + 8e + 8H+ + 16 ATP →  2NH4+ + H2 + 16ADP + 16Pi

The above equation refers to

77 / 90

Which one of the following statement is true?

78 / 90

In a raceme, the flowers are

79 / 90

Which one of the following is not a function of an ecosystem?

80 / 90

B-DNA which is right-handed double helix contains ____ base pairs per turn of the helix and each turns is ____ long.

81 / 90

Endocrine glands have ______ to carry their secretions to the specific organ.

82 / 90

Poison glands of snake are modified

83 / 90

Choose odd w.r.t. collenchyma.

84 / 90

If turgor pressure becomes equal to osmotic pressure

85 / 90

Which of the following technique is used for the separation of DNA fragments ?

86 / 90

Which one of the following combination is mismatched?

87 / 90

The phenomenon of plasmolysis is evident when cells are kept in

88 / 90

Cirrhosis of liver is caused by the chronic intake of

89 / 90

Which hormone is related to mineral metabolism but is not a peptide / protein in nature ?

90 / 90

Which one of the following techniques is safest for the detection of cancers?

Your score is

The average score is 24%

0%

BIOLOGY FULL SYLLABUS TEST-16

1

TEST SYLLABUS : FULL BIOLOGY

Your Target is to secure Good Rank in NEET - 2020

Important Instructions:

(1) There is only one correct option.

(2) Duration of Test is 1 Hour and Questions Paper Contains 90 Questions. The Max. Marks are 360.

(3) Each correct answer carries 4 marks, while 1 mark will be deducted for every wrong answer. Guessing of answer reduces your effort. 

1 / 90

The structure which prevents the entry of food into the windpipe is

2 / 90

Sexual reproduction in Spirogyra is an advanced feature because it shows

3 / 90

Aquaporins are

4 / 90

What is the similarity between gymnosperms and angiosperms ?

5 / 90

The polynucleated condition appeared by free nuclear division without cytokinesis is

6 / 90

Medical Termination of Pregnancy (MTP) is considered safe up to how many weeks of pregnancy?

7 / 90

Transgenic plants are the ones:

8 / 90

Layer of cells that secrete enamel of tooth is

9 / 90

In an egg, the type of cleavage is determined by

10 / 90

Velamen is found in

11 / 90

Which of the following sets of vertebrate hormones are all produced in the anterior pituitary gland ?

12 / 90

Which word combination applies to stratified squamous epithelium ?

13 / 90

Which of the following statements about human pregnancy and fetal development is false?

14 / 90

In negative operon

15 / 90

In which condition, the gene ratio remains constant for any species?

16 / 90

In which part of the brain corpora quadrigemina is located?

17 / 90

Frequency of sound is discriminated by

18 / 90

In angiospermic plant having chromosome number of 12 will have chromosome number in integuments and nucellus of

19 / 90

Spending the dry hot period in an inactive state by an animal is

20 / 90

Which one among the following chemicals is used for causing defoliation of forest trees?

21 / 90

In laboratory experiments, two species of the protist Paramecium were grown alone and in the presence of the other species. The following graphs show growth of species 1 (left) and species 2 (right), both alone and when in mixed culture.

Interpretation of these graphs shows that

22 / 90

Myocardial Infarction is caused by

23 / 90

Geometric representation of age structure is a characteristic of

24 / 90

Which of the following is an important intermediate found in all the types of respiration?

25 / 90

Which of the following element is necessary for translocation of sugars in plants ?

26 / 90

In human heart, which of the following valve remains in contact of the oxygenated blood only?

27 / 90

About 70% of CO2 is transported as

28 / 90

The Z-scheme refers to

29 / 90

Which of the following is pair of bio-fertilizers?

30 / 90

Humerus differs from the femur in having:

31 / 90

Which one is a C4-plant?

32 / 90

Which of the following does not have stomata?

33 / 90

In which of the following animals, respiration occurs without any respiratory organ?

34 / 90

The scientific value of a “DNA chip” is that

35 / 90

Continued consumption of a diet rich in butter, red meat and eggs for a long period may lead to

36 / 90

When a photosynthetic plant is transferred to an atmosphere of enriched O2, its rate of

37 / 90

In meiosis, actual haploidy in terms of DNA comes in

38 / 90

Which one of the following is an example of Exsitu conservation?

39 / 90

Common enzyme in glycolysis and pentose phosphate pathways is

40 / 90

Moniliform or beaded roots are storage root in

41 / 90

Which of the following amino acid has a hydroxyl group?

42 / 90

The urine under normal conditions does not contain glucose because

43 / 90

Types of coiling found during mitosis is

44 / 90

Find the incorrect match

45 / 90

Retention of larval characters even after sexual maturity is called

46 / 90

Saltatory conduction of nerve impulse takes place through :

47 / 90

Homeobox polypeptide segments

48 / 90

During blood typing, agglutination indicates that the

49 / 90

All but one of the following bones are found in the human appendicular skeleton. Select the exception.

50 / 90

If by radiation all nitrogenase enzymes are inactivated, then there will be no

51 / 90

The diagram below summarises the stages involved in respiratory metabolism of mammalian skeletal muscle.

Stage 4 in the diagram occurs in mammalian muscle cells under anaerobic conditions. Why is surge 4 necessary?

52 / 90

Which one of the following is the correct difference between rod cells and cone cells of our retina?

53 / 90

Which one is correct match
A. Soil .......I. Recharge
B. Ground water ......II. Rotational grazing
C. Forest management ......III. Reverine forest
D. Grassland.......... IV. Taungya
management .......V. Erosion

E. Wetland ..........VI. Energy

54 / 90

Cry I endotoxins obtained from Bacillus thuringiensis are effective against

55 / 90

Which of the following statements about nitrogen fixation is false ?

56 / 90

Which is not correct with respect to human kidney?

57 / 90

Fibrous root system is better adapted than tap root system for

58 / 90

The basis of karyotaxonomy is

59 / 90

The amalgamation for six-kingdom classification into domains given by Carl Woese was based upon

60 / 90

If for some reason, the vasa efferentia in the human reproductive system gets blocked, the gametes will not be transported from

61 / 90

Bacteria lack alternation of generation because there is

62 / 90

Which of the following glands grows to the maximum size at puberty and then diminishes gradually?

63 / 90

Genetic material of TMV is

64 / 90

If the forest cover is reduced to half, what is most likely to happen on a long term basis ?

65 / 90

Which one of the following categories of animals, is correctly described with no single exception in it?

66 / 90

Tomatoes exhibiting delayed ripening were developed by a biotechnique that involved:

67 / 90

Collenchyma differs from parenchyma in having

68 / 90

Which one of the following insecticides is more stable in the environment?

69 / 90

Cow’s milk is slightly yellowish in colour due to the presence of

70 / 90

Meningitis, a disease which is responsible for damage of the membrane of the brain, is caused by :

71 / 90

In an experiment, mature leaves on the plant were enclosed for a fixed amount of time in a transparent bag that had radioactive CO2. In which part of the plant will maximum radioactivity be found after some time?

72 / 90

Proton pumps in the plasma membranes of plant cells may

73 / 90

Which of the following shows the correct graph of arithmetic growth?

74 / 90

Which one of the following statements is incorrect about menstruation?

75 / 90

Ultrasound of how much frequency is beamed into human body for sonography?

76 / 90

Which of the following plant shows multiple epidermis?

77 / 90

What is true for monoclonal antibodies?

78 / 90

Which of the following is a component of vitamin (thiamine, biotin), Acetyl CoA, cysteine, methionine and ferrerdoxin?

79 / 90

In Chlorophyceae, sexual reproduction occurs by

80 / 90

Phosphorus is a sedimentary nutrient. This means it

81 / 90

When two gray-bodied fruit flies are mated, their offspring total 86 gray-bodied males, 81 yellowbodied males, and 165 gray-bodied females. The allele for yellow body is

82 / 90

Blood plasma contains proteins but glomerular filtrate does not. Why does this difference in composition occur?

83 / 90

Major aerosol pollutant in jet plane emission is

84 / 90

Which one of the following statement regarding auxin is/are correct?

85 / 90

In animal cells, cytokinesis involves

86 / 90

The class of enzymes that catalyze the removal of a group from a substrate without addition of water, leaving double bonds, is

87 / 90

The main organelle involved in modification and routing of newly synthesized proteins to their destinations is

88 / 90

Which one of the following is the matching pair of a sanctuary and its main protected wild animals :

89 / 90

Which of the following type of enzyme is not matched correctly with the molecule that it breaks down?

90 / 90

The alveoli contain specialized cells that secrete a phospholipoprotein complex known as pulmonary surfactant. The function of pulmonary surfactant is :

Your score is

The average score is 16%

0%

BIOLOGY FULL SYLLABUS TEST-15

1

TEST SYLLABUS : FULL BIOLOGY

Your Target is to secure Good Rank in NEET - 2020

Important Instructions:

(1) There is only one correct option.

(2) Duration of Test is 1 Hour and Questions Paper Contains 90 Questions. The Max. Marks are 360.

(3) Each correct answer carries 4 marks, while 1 mark will be deducted for every wrong answer. Guessing of answer reduces your effort. 

1 / 90

DDT causes egg shell thinning in birds because it inhibits

2 / 90

Which of the following set of animals has an incomplete double circulation system?

3 / 90

Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (Mostly in the nucleus)?

4 / 90

The interaction is detrimental to both the species in

 

5 / 90

Which of the following organisms is capable of producing gametes containing different sex chromosomes ?

6 / 90

Out of 36 ATP molecules produced per glucose molecule during respiration

7 / 90

Where do certain symbiotic micro-organisms normally occur in human body?

8 / 90

Reabsorption of chloride ions from glomerular filtrate in kidney tubule occurs by

9 / 90

The number of chromatids in a chromosome at anaphase is

10 / 90

The first clinical gene therapy was given for treating

11 / 90

Plants die from prolonged water-logging because

12 / 90

Solenocytes and metanephridia are excretory organs of

13 / 90

In C4 plants, agranal chloroplasts are found in

14 / 90

The protein coated, water soluble fat globules are called

15 / 90

Read the following four statements (i - iv).
(i) In transcription, adenosine pairs with uracil.
(ii) Regulation of lac operon by repressor is referred to as positive regulation.
(iii) The human genome has approximately 50,000 genes.
(iv) Haemophilia is a sex-linked recessive disease.
How many of the above statements are correct?

16 / 90

Which one of the following represents an ovule, where the embryo sac becomes horse-shoe shaped and the funiculus and micropyle are close to each other?

17 / 90

Diversity in the type of beaks of finches adapted to different feeding habits on the Galapagos Islands, as observed by Darwin, provides evidence for

18 / 90

Sequence of meninges from inner to outside is

19 / 90

Taxonomic hierarchy refers to

20 / 90

Red snow causing alga is

21 / 90

Which of the following layer is present nearest of plasma membrane in plant cell?

22 / 90

Which one of the following is a matching pair?

23 / 90

Every time you eat a cookie or candy bar, your blood sugar increases. This triggers an increase in the hormone

24 / 90

Archaeopteryx is connecting link between

25 / 90

Which one of the following pairs of chemical substances is correctly categorized?

26 / 90

Species diversity increase as one proceeds from

27 / 90

Atrial natriuretic factor (ANF) is released in response to the increase in blood volume and blood pressure. Which of the followings is not the function of ANF?

28 / 90

The chemical substance found in the surface layer of cytoplasm of spermatozoa is:

29 / 90

Oxysomes or F0 – F1 particles occur on

30 / 90

Which of the following statements is/are not true?
(i) In Urochordata, notochord is present in larval tail.
(ii) In Cephalochordata, notochord extends from head to tail region.
(iii) Branchiostoma belongs to hemichordata.
(iv) Only one class of living members, class
Cyclostomata represents the super class Agnatha

31 / 90

Metanephric kidneys are found in

32 / 90

Which of the following hormone prevents ripening of fruit?

33 / 90

A group of fungi with septate mycelium in which sexual reproduction is either unknown or lacking are classified under

34 / 90

Which of the following diseases is caused by the under secretion of cortisol?

35 / 90

Sacred groves are specially useful in

36 / 90

What would happen if human blood becomes acidic (low pH)

37 / 90

Photorespiration is favoured by

38 / 90

Tadpoles of frog can be made to grow as giant sized tadpoles, if they are

39 / 90

Which hormone-bone cell combination may result in osteoporosis ?

40 / 90

When the members of one population do not breed at the same time of the year as the members of another population it is called

41 / 90

Which of the following photosynthetic bacteria have both PS-I and PS-II ?

42 / 90

Which one of the following is the correct description of a certain part of the normal human skeleton ?

43 / 90

A plant completing its life cycle before the onset of dry condition is said to be

44 / 90

Milky water of green coconut is

45 / 90

How many meiotic division would be required to produce 101 female gametophytes in an angiosperm?

46 / 90

Gibberellin was first extracted from

47 / 90

In gymnosperms, the ovule is naked because

48 / 90

Which part of the alimentary canal does not secrete any enzyme?

49 / 90

A decrease in the level of oestrogen and progesterone causes

50 / 90

Damage to the nerve connecting the saccule and utricle to the brain could result in

51 / 90

Cholecystokinin is secretion of

52 / 90

Pancreatic cancer is an especially dangerous disease in people because the pancreas is

53 / 90

What is true about t-RNA?

54 / 90

The fibres of the following muscles are fusiform and do not show striations

55 / 90

Iso-enzymes may be identified or separated by all the following characteristics, except :

56 / 90

If cardiac supply of vagus nerve is cut then

57 / 90

Plectenchyma is tissue composed of :

58 / 90

In the choices below, which is not a correct pairing of a macronutrient and the major functions it performs in the life of a plant ?

59 / 90

Look at the following pedigree chart. On what basis the trait represented by the solid symbols in the pedigree below cannot be explained ?

(i) A dominant sex linked gene
(ii) A recessive sex linked gene
(iii) A holandric gene
(iv) A sex limited autosomal dominant
(v) A sex limited autosomal recessive
(vi) A sex influenced autosonal gene dominat in males
(vii) A sex influenced autosomal gene recessive in males

60 / 90

Joint between bones of human skull is

61 / 90

Bacterial cells are often found in very hypotonic environments. Which of the following characteristics keeps them from continuing to take on water from their environment?

62 / 90

Classification of organisms based on evolutionary as well as genetic relationships is called

63 / 90

The graph shows the relation between light intensity and the giving off and taking up of carbon dioxide by the leaves of a plant. Why is most carbon dioxide given off when the light intensity is zero units ?

64 / 90

In Aristolochia, the pericycle is :

65 / 90

If an angiospermic male plant is diploid and female plant tetraploid, the ploidy level of endosperm will be

66 / 90

option that has both correct statements
(i) MTP was legalized in 1971
(ii) Inability to conceive or produce children even after 2 years of unprotected sexual cohabitation is called infertility
(iii) Surgical method of contraception prevents gamete formation
(iv) MTPs are relatively safe up to 12 weeks of pregnancy

67 / 90

Common indicator organism of water pollution is

68 / 90

A person entering an empty room suddenly finds a snake right in front on opening the door. Which one of the following is likely to happen in his neuro-hormonal control system ?

69 / 90

Which one of the following graphs most closely represents the relationship between the rate of transpiration of a mesophytic leaf and the atmospheric humidity ?

70 / 90

Which option is true about heart wood/ duramen?
(i) It does not help in water and mineral conduction.
(ii) It is dark coloured but soft.
(iii) It has tracheary elements filled with tannins, resins, gums, oil, etc.
(iv) It is a peripheral part.
(v) Sensitive to microbes and insects, hence least durable.

71 / 90

Match the following
A. Succession .......(i) Tansley
B. Ecosystem .......(ii) Mobius
C. Biocoenosis .....(iii) Hult
D. Acid Rain .........(iv) Robert Augus

72 / 90

Ankle joint is

73 / 90

The volume of air breathed in and out during normal breathing is called

74 / 90

Which of the following statements about nitrification is not true ?

75 / 90

Which of the following sets represents vestigial organs?

76 / 90

Find the correct match
A. Royal fern .......(i) Adiantum
B. Marshy fern.... (ii) Osmunda
C. Grape fern...... (iii) Marsilea
D. Walking fern.... (iv) Botrychium

77 / 90

Newly born child is more resistant to cold because of the presence of

78 / 90

Erythroblastosis foetalis occurs when

79 / 90

A few organisms are known to grow and multiply at temperatures of 100–105ºC. They belong to

80 / 90

Which one of the following statement is false?
(i) Epidermal cell has small amount of cytoplasmand a large vacuole.
(ii) Waxy cuticle layer is absent in roots.
(iii) Root hairs are unicellular, while stem hairs /trichomes are multicellular.
(iv) Trichomes may be branched or unbranched,soft or stiff and prevent transpiration.
(v) Guard cells are dumbell shaped in dicots and bean-shaped in monocots.

81 / 90

Which of the following statement (s) is/are incorrect?
(i) Calyx and corolla are reproductive organs of a flower.
(ii) Zygomorphic flower can be divided into two equal radial halves in any radial plane.

(iii) Flowers without bracts are termed as bracteate.
(iv) Parthenocarpic fruit fertilization of the ovary.

(v) In legumes, seed is non-endospermic.
(vi) Radical buds develop on roots.

82 / 90

In myopia or short sightedness

83 / 90

Minimum regeneration power is found in

84 / 90

Which of the following is found in the lymph nodes of a person battling a cold virus?

85 / 90

Which one of the following is the major difference between mosses and ferns ?

86 / 90

In India which of the following species of honey bee is reared in artificial hives ?

87 / 90

Which of the following bacteria is used for the production of butanol and acetone from starch?

88 / 90

Structure connecting the foetus to placenta is

89 / 90

Biolistics (gene-gun) is suitable for

90 / 90

Which muscle group contracts when the patellar ligament is struck with a hammer (knee reflex)?

Your score is

The average score is 21%

BIOLOGY FULL SYLLABUS TEST-14

0

TEST SYLLABUS : FULL BIOLOGY

Your Target is to secure Good Rank in NEET - 2020

Important Instructions:

(1) There is only one correct option.

(2) Duration of Test is 1 Hour and Questions Paper Contains 90 Questions. The Max. Marks are 360.

(3) Each correct answer carries 4 marks, while 1 mark will be deducted for every wrong answer. Guessing of answer reduces your effort. 

1 / 90

Ovary in a tomato flower had numerous ovules but fruit had only 40 seeds at maturity. The remaining ovules were

2 / 90

Which option is correctly matched with the diagrams?

3 / 90

Which one of the following characters is not typical of the class Mammalia?

4 / 90

Pre-messenger RNAs must be processed in the nucleus in order to

5 / 90

Electron transport chain is inhibited by

6 / 90

Which one of the following pairs of the kind of cells and their secretion is correctly matched?

7 / 90

Which one of the following expanded forms of the following acronyms is correct?

8 / 90

Three crops that contribute maximum to global food grain production are

9 / 90

Which of the following is based upon the principle of antigen-antibody interaction?

10 / 90

Given below are four statements (i-iv) regarding human blood circulatory system
(i) Arteries are thick-walled and have narrow lumen as compared to veins
(ii) Angina is acute chest pain when the blood circulation to the brain is reduced
(iii) Persons with blood group AB can donate blood to any person with any blood group under ABO system
(iv) Calcium ions play a very important role in blood clotting
Which two of the above statements are correct?

11 / 90

When huge amount of sewage is dumped into a river, its B.O.D. will

12 / 90

The purplish red pigment rhodopsin contained in the rods type of photoreceptor cells of the human eye, is a derivative of