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NEET TEST SERIES 25 CHEMISTRY

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January 29, 2025
NEET TEST SERIES 23 PHYSICS

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January 29, 2025
NEET TEST SERIES 22 PHYSICS

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January 29, 2025
NEET TEST SERIES 20 BIOLOGY

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January 29, 2025
NEET TEST SERIES 19 BIOLOGY

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January 29, 2025
NEET TEST SERIES 18 BIOLOGY

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January 28, 2025
NEET TEST SERIES 17 BIOLOGY

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1. How many molecules of ATP and NADPH are required for every molecule of CO2 fixed in the Calvin cycle

(a) 2 molecules of ATP and 3 molecules of NADPH

(b) 2 molecules of ATP and 2 molecules of NADPH

(c) 3 molecules of ATP and 3 molecules of NADPH

(d) 3 molecules of ATP and 2 molecules of NADPH
Deselect Answer

(a)

(b)

(c)

(d)
None

2. Which pigment system is inactivated in red drop?

(a) PS-I and PS-II
(b) PS-I
(c) PS-II
(d) None of these
Deselect Answer

(a)

(b)

(c)

(d)
None

3. Given below are two statements:

Statement I: Plasticity is influenced by both growth phases and environmental conditions.

Statement II: Larkspur heterophylly is an example of environmental plasticity.

In the light of the above statements, choose the most appropriate answer from the options given below.

(a) Both statement I and statement II are correct.

(b) Both statement I and statement II are incorrect.

(c) Statement I is correct but statement II is incorrect.

(d) Statement I is incorrect but statement II is correct
Deselect Answer

(a)

(b)

(c)

(d)
None

4. Which of the following statements is incorrect?

(a) RuBisCO is a bifunctional enzyme
(b) In C4-plants, the site of RuBisCO activity is mesophyll
(c) The substrate molecule for RuBisCO activity is a 5-carbon compound
(d) RuBisCO action requires ATP and NADPH
Deselect Answer

(a)

(b)

(c)

(d)
None

5. Given below are two statements

Statement I: The primary CO, acceptor in C4-plants is phosphoenolpyruvate and is found in the mesophyll cells.

Statement II: Mesophyll cells of C4-plants lack RuBisCO enzyme.

In the light of the above statements, choose the correct answer from the options given below.

(a) Both statement I and statement II are incorrect

(b) Statement I is correct, but statement Il is incorrect

(c) Statement I is incorrect, but statement Il is correct

(d) Both statement I and statement Il are correct
Deselect Answer

(a)

(b)

(c)

(d)
None

6. Assertion (A): In pteridophytes, zygote produces a multicellular sporophyte.
Reason (R): Sporophyte is the dominant phase in life cycle of pteridophyte.
In the light of the above statements, choose the most appropriate answer from the options given below.

(a) (A) is correct but (R) is not correct.
(b) (A) is not correct but (R) is correct.
(c) Both (A) and (R) are correct and (R) is the correct explanation of (A).
(d) Both (A) and (R) are correct but (R) is not the correct explanation of (A).Deselect Answer

(a)

(b)

(c)

(d)
None

7. What technique has helped in investigation of Calvin cycle

(a) X ray crystallography

(b) X ray technique

(c) Radioactive isotope technique

(d) Intermittent light
Deselect Answer

(a)

(b)

(c)

(d)
None

8. Oxygen is not produced during photosynthesis by

(a) Green sulphur bacteria
(b) Nostoc
(c) Cycas
(d) Chara
Deselect Answer

(a)

(b)

(c)

(d)
None

9. Which of the following contains more than one pyrenoids?

(a) Oedogonium

(b) Spirogyra

(c) Ulothrix

(d) All of the above
Deselect Answer

(a)

(b)

(c)

(d)
None

10. Meristematic cells are characterised by

(a) Thin cellulosic cell walls
(b) Dense protoplasm
(c) Prominent nuclei
(d) All of these
Deselect Answer

(a)

(b)

(c)

(d)
None

11. A system of classification in which a large number of traits are considered is

(a) Artificial system

(b) Phylogenetic system

(c) Synthetic system

(d) Natural system
Deselect Answer

(a)

(b)

(c)

(d)
None

12. Photosystem-ll occurs in

(a) Stroma
(b) Cytochrome
(c) Grana
(d) mitochondrial surface
Deselect Answer

(a)

(b)

(c)

(d)
None

13. The plant body of moss (Funaria) is

(a) Completely sporophyte

(b) Predominantly sporophyte with gametophyte

(c) Completely gametophyte

(d) Predominantly gametophyte with sporophyte.
Deselect Answer

(a)

(b)

(c)

(d)
None

14. Which of the following is incorrectly matched?

(a) Ectocarpus – Fucoxanthin

(b) Ulothrix – Mannitol

(c) Porphyra – Floredean starch

(d) Volvox – starch
Deselect Answer

(a)

(b)

(c)

(d)
None

15. In pteridophytes, prothallus produces

(a) Sporangia

(b) Antheridia and archegonia

(c) Vascular tissues

(d) Root, stem and leaf
Deselect Answer

(a)

(b)

(c)

(d)
None

16. Plants followed different pathways in response to environment or phases of life to form different kinds of structures. This ability is called

(a) Maturity
(b) Elasticity
(c) Flexibility
(d) Plasticity
Deselect Answer

(a)

(b)

(c)

(d)
None

17. In tissue culture experiment, leaf mesophyll cells are put in culture medium to form callus. This phenomenon may be called as

(a) Development

(b) Senescence

(c) Differentiation

(d) Dedifferentiation
Deselect Answer

(a)

(b)

(c)

(d)
None

18. Development in plants is influenced by both intrinsic and extrinsic factors. Which of the following is included under intrinsic factors?

(a) Growth regulators

(b) Water

(c) Oxygen

(d) All of these
Deselect Answer

(a)

(b)

(c)

(d)
None

19. The given figure shows development of an embryo that undergoes two phases A and B. Select the correct option regarding it.

A B

a. Geometric phase Arithmetic phase

b. Arithmetic phase Geometric phase

c. Arithmetic phase Exponential phase

d. Exponential phase Stationary phase

Deselect Answer

(a)

(b)

(c)

(d)
None

20. During epigeal germination, the first thing that comes out of soil is

(a) radicle

(b) cotyledon

(c) endosperm

(d) epicotyl
Deselect Answer

(a)

(b)

(c)

(d)
None

January 28, 2025
NEET TEST SERIES 16 BIOLOGY

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January 28, 2025
NEET TEST SERIES 15 CHEMISTRY

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January 28, 2025
NEET TEST SERIES 14 CHEMISTRY

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January 28, 2025

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