NEET Level Test (12- Contact Number: 9667591930 /
Nov-23) 8527521718
Botany - Section A 6 Removal of apical dominance by decapitation is
utilised for:
1 Cytokinin promotes the growth of 1. Suppressing the activity of intercalary meristem
2. Early senescence
1. vascular cambium
3. Hedge making
2. shoots
4. Preparing weed-free lawns
3. lateral buds
4. roots
7 Given below are two statements:
2 The pineapple which under natural conditions is Assertion (A): Water stress can reduce the CO2
difficult to blossom has been made to produce fruits availability.
throughout the year by application of: Reason (R): Water stress caused the stomata to close.
1. NAA, 2, 4- D
2. Phenylacetic acid Both (A) and (R) are true and (R) is the correct
3. Cytokinin 1.
explanation of (A).
4. IAA, IBA
Both (A) and (R) are true but (R) is not the correct
2.
In the C4 pathway, which of the following explanation of (A).
3
3. (A) is true but (R) is false.
molecules combines with carbon dioxide?
1. glyceraldehyde phosphate 4. Both (A) and (R) are false.
2. ribulose biphosphate
3. phosphoenol pyruvic acid 8 Given below are two statements:
4. citric acid Auxins are widely used for plant
Assertion (A):
propagation.
4 Consider the two statements: Auxins help to inhibit rooting in stem
Reason (R):
cutting.
The water-splitting complex is located on the inner
I:
side of the thylakoid membrane Both (A) and (R) are true and (R) is the correct
1.
The NADP reductase enzyme is located on the explanation of (A).
II:
stromal side of the thylakoid membrane Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
1. Only I is correct 3. (A) is true but (R) is false.
2. Only II is correct 4. Both (A) and (R) are false.
3. Both I and II are correct
4. Both I and II are incorrect 9 Given below are two statements:
We generally measure some quantity
5 Match List - I with List - II Assertion (A): that is more or less proportional to the
List - I List - II protoplasm of a cell.
(A) Chlorophyll a (I) Yellow to yellow orange The increase in protoplasm is difficult to
Reason (R):
measure directly.
(B) Chlorophyll b (II) Yellow green
(C) Xanthophyll (III) Blue green
Both (A) and (R) are true and (R) is the correct
(D) Carotenoids (IV) Yellow 1.
explanation of (A).
Choose the correct answer from the options given
Both (A) and (R) are true but (R) is not the correct
below: 2.
explanation of (A).
Options: (A) (B) (C) (D)
3. (A) is true but (R) is false.
1. III II IV I
4. Both (A) and (R) are false.
2. III I IV II
3. II III I IV
4. IV III II I
Page: 1
, NEET Level Test (12- Contact Number: 9667591930 /
Nov-23) 8527521718
10 Which hormone promotes internode/petiole 15 Juvenile conifers are sprayed with GAs by the
elongation in deep water rice? farmers to hasten the maturity period. This effect can be
1. 2, 4-D 2. GA3 reversed by the application of:
1. Auxin
3. Kinetin 4. Ethylene
2. Cytokinin
3. Ethylene
11 Which of the following characteristics out of I, II 4. ABA
and III are exhibited by C4 plants?
I. Kranz anatomy. 16 The correct sequence of flow of electron during
II. The product of photosynthesis is oxaloacetic acid. light dependent reactions in plants is:
Both PEP carboxylase and ribulose-bisphosphate 1. P680 → P700 → water → NADP+
III. 2. water → P700 → NADP+→ P680
carboxylase act as carboxylating enzymes.
3. P700 → P680 → NADP+→ water
Choose the correct option. 4. water → P680 → P700 → NADP+
1. I and II, but not III
2. II and III, but not I 17 In non-cyclic photo-phosphorylation:
3. I and III, but not II 1. only PS I is functional
4. All of these both photosystems work in series, first PS I and then
2.
PS II
12 Given below are two statements: only ATP synthesis takes place and NADPH is not
In green plants, H2O is hydrogen donor 3.
synthesized
Assertion (A):
and oxidised to O2. 4. both ATP and NADPH are synthesized
Splitting of water molecules take place
Reason (R): on the outer side of the thylakoid 18 Select the incorrect statement
membrane. 1. 2, 4-D is a synthetic auxin.
Gibberellins can elongate internode enormously in
Both (A) and (R) are true and (R) is the correct 2.
1. rosette habit plants.
explanation of (A). 3. Cytokinin was discovered by E. Kurosawa.
Both (A) and (R) are true but (R) is not the correct Ethylene promotes the abscission of leaves and
2. 4.
explanation of (A). flowers.
3. (A) is true but (R) is false.
4. Both (A) and (R) are false. 19 Given below are two statements:
In PS I, the reaction centre chlorophyll
13 Developmental and environmental heterophylly are Assertion (A): 'a' has an absorption peak at 700 nm.
exhibited by A and B, respectively. Reason (R): PS II reaction centre is called P 680.
1. A-Coriander, B-Cotton
2. A-Cotton, B-Buttercup
Both (A) and (R) are true and (R) is the correct
3. A-Buttercup, B-Coriander 1.
explanation of (A).
4. A-Cotton, B-Larkspur
Both (A) and (R) are true but (R) is not the correct
2.
14 In the experiment conducted by T.W. Engelmann explanation of (A).
aerobic bacteria were used. 3. (A) is true but (R) is false.
1. To determine the action spectrum 4. Both (A) and (R) are false.
2. To determine the absorption spectrum of chlorophyll.
20 The living differentiated cells, that lost the capacity
3. To detect the sites of oxygen (O2) evolution.
to divide anymore, can regain the capacity of division
To detect the oxidizing species in the photosynthetic under certain conditions. This phenomenon is termed as:
4.
reactants. 1. Redifferentiation 2. Maturation
3. Differentiation 4. Dedifferentiation
Page: 2
, NEET Level Test (12- Contact Number: 9667591930 /
Nov-23) 8527521718
21 Given below are two statements: 25 Given below are two statements:
Gibberellins extend the market period of Protons are transported across the
Assertion (A):
apple Assertion (A): thylakoid membrane when electrons
Reason (R): Gibberellins delay senescence. move through the photosystems.
The primary acceptor of electron,
Both (A) and (R) are true and (R) is the correct located towards the outer side of
1. Reason (R):
explanation of (A). thylakoid membrane & transfers its
Both (A) and (R) are true but (R) is not the correct electrons to an H carrier.
2.
explanation of (A).
3. (A) is true but (R) is false. Both (A) and (R) are true and (R) is the correct
1.
explanation of (A).
4. Both (A) and (R) are false.
Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
22 In photorespiration, ATP and sugars are not
3. (A) is true but (R) is false.
synthesized and RuBP is converted to:
4. Both (A) and (R) are false.
1. Two molecules of PGA
2. One molecule of G3P and one molecule of DHAP
26 The initial carboxylation reaction:
One molecule of phosphoglycerate and one molecule
3. occurs in mesophyll cells in C3 plants and in bundle
of phosphoglycolate 1.
4. Two molecules of pyruvate sheath cells in C4 plants
occurs in bundle sheath cells in C3 plants and in
23 Which one of the following generally acts as an 2.
mesophyll cells in C4 plants
antagonist to Gibberellins? occurs in mesophyll cells in both C3 plants and in C4
1. Ethylene 3.
2. ABA plants
3. IAA occurs in bundle sheath cells in both C3 plants and in
4.
4. Zeatin C4 plants
24 Given below are two statements: 27
At any point, the rate of photosynthesis Which of the following is not a product of light reaction
Assertion (A): will be determined by the factor of photosynthesis?
available at sub-optimal levels. 1. ATP 2. NADH
During photosynthesis, usually one 3. NADPH 4. Oxygen
Reason (R): factor affecting CO2 fixation is the
major cause that limits its rate.
Both (A) and (R) are true and (R) is the correct
1.
explanation of (A).
Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Page: 3
Nov-23) 8527521718
Botany - Section A 6 Removal of apical dominance by decapitation is
utilised for:
1 Cytokinin promotes the growth of 1. Suppressing the activity of intercalary meristem
2. Early senescence
1. vascular cambium
3. Hedge making
2. shoots
4. Preparing weed-free lawns
3. lateral buds
4. roots
7 Given below are two statements:
2 The pineapple which under natural conditions is Assertion (A): Water stress can reduce the CO2
difficult to blossom has been made to produce fruits availability.
throughout the year by application of: Reason (R): Water stress caused the stomata to close.
1. NAA, 2, 4- D
2. Phenylacetic acid Both (A) and (R) are true and (R) is the correct
3. Cytokinin 1.
explanation of (A).
4. IAA, IBA
Both (A) and (R) are true but (R) is not the correct
2.
In the C4 pathway, which of the following explanation of (A).
3
3. (A) is true but (R) is false.
molecules combines with carbon dioxide?
1. glyceraldehyde phosphate 4. Both (A) and (R) are false.
2. ribulose biphosphate
3. phosphoenol pyruvic acid 8 Given below are two statements:
4. citric acid Auxins are widely used for plant
Assertion (A):
propagation.
4 Consider the two statements: Auxins help to inhibit rooting in stem
Reason (R):
cutting.
The water-splitting complex is located on the inner
I:
side of the thylakoid membrane Both (A) and (R) are true and (R) is the correct
1.
The NADP reductase enzyme is located on the explanation of (A).
II:
stromal side of the thylakoid membrane Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
1. Only I is correct 3. (A) is true but (R) is false.
2. Only II is correct 4. Both (A) and (R) are false.
3. Both I and II are correct
4. Both I and II are incorrect 9 Given below are two statements:
We generally measure some quantity
5 Match List - I with List - II Assertion (A): that is more or less proportional to the
List - I List - II protoplasm of a cell.
(A) Chlorophyll a (I) Yellow to yellow orange The increase in protoplasm is difficult to
Reason (R):
measure directly.
(B) Chlorophyll b (II) Yellow green
(C) Xanthophyll (III) Blue green
Both (A) and (R) are true and (R) is the correct
(D) Carotenoids (IV) Yellow 1.
explanation of (A).
Choose the correct answer from the options given
Both (A) and (R) are true but (R) is not the correct
below: 2.
explanation of (A).
Options: (A) (B) (C) (D)
3. (A) is true but (R) is false.
1. III II IV I
4. Both (A) and (R) are false.
2. III I IV II
3. II III I IV
4. IV III II I
Page: 1
, NEET Level Test (12- Contact Number: 9667591930 /
Nov-23) 8527521718
10 Which hormone promotes internode/petiole 15 Juvenile conifers are sprayed with GAs by the
elongation in deep water rice? farmers to hasten the maturity period. This effect can be
1. 2, 4-D 2. GA3 reversed by the application of:
1. Auxin
3. Kinetin 4. Ethylene
2. Cytokinin
3. Ethylene
11 Which of the following characteristics out of I, II 4. ABA
and III are exhibited by C4 plants?
I. Kranz anatomy. 16 The correct sequence of flow of electron during
II. The product of photosynthesis is oxaloacetic acid. light dependent reactions in plants is:
Both PEP carboxylase and ribulose-bisphosphate 1. P680 → P700 → water → NADP+
III. 2. water → P700 → NADP+→ P680
carboxylase act as carboxylating enzymes.
3. P700 → P680 → NADP+→ water
Choose the correct option. 4. water → P680 → P700 → NADP+
1. I and II, but not III
2. II and III, but not I 17 In non-cyclic photo-phosphorylation:
3. I and III, but not II 1. only PS I is functional
4. All of these both photosystems work in series, first PS I and then
2.
PS II
12 Given below are two statements: only ATP synthesis takes place and NADPH is not
In green plants, H2O is hydrogen donor 3.
synthesized
Assertion (A):
and oxidised to O2. 4. both ATP and NADPH are synthesized
Splitting of water molecules take place
Reason (R): on the outer side of the thylakoid 18 Select the incorrect statement
membrane. 1. 2, 4-D is a synthetic auxin.
Gibberellins can elongate internode enormously in
Both (A) and (R) are true and (R) is the correct 2.
1. rosette habit plants.
explanation of (A). 3. Cytokinin was discovered by E. Kurosawa.
Both (A) and (R) are true but (R) is not the correct Ethylene promotes the abscission of leaves and
2. 4.
explanation of (A). flowers.
3. (A) is true but (R) is false.
4. Both (A) and (R) are false. 19 Given below are two statements:
In PS I, the reaction centre chlorophyll
13 Developmental and environmental heterophylly are Assertion (A): 'a' has an absorption peak at 700 nm.
exhibited by A and B, respectively. Reason (R): PS II reaction centre is called P 680.
1. A-Coriander, B-Cotton
2. A-Cotton, B-Buttercup
Both (A) and (R) are true and (R) is the correct
3. A-Buttercup, B-Coriander 1.
explanation of (A).
4. A-Cotton, B-Larkspur
Both (A) and (R) are true but (R) is not the correct
2.
14 In the experiment conducted by T.W. Engelmann explanation of (A).
aerobic bacteria were used. 3. (A) is true but (R) is false.
1. To determine the action spectrum 4. Both (A) and (R) are false.
2. To determine the absorption spectrum of chlorophyll.
20 The living differentiated cells, that lost the capacity
3. To detect the sites of oxygen (O2) evolution.
to divide anymore, can regain the capacity of division
To detect the oxidizing species in the photosynthetic under certain conditions. This phenomenon is termed as:
4.
reactants. 1. Redifferentiation 2. Maturation
3. Differentiation 4. Dedifferentiation
Page: 2
, NEET Level Test (12- Contact Number: 9667591930 /
Nov-23) 8527521718
21 Given below are two statements: 25 Given below are two statements:
Gibberellins extend the market period of Protons are transported across the
Assertion (A):
apple Assertion (A): thylakoid membrane when electrons
Reason (R): Gibberellins delay senescence. move through the photosystems.
The primary acceptor of electron,
Both (A) and (R) are true and (R) is the correct located towards the outer side of
1. Reason (R):
explanation of (A). thylakoid membrane & transfers its
Both (A) and (R) are true but (R) is not the correct electrons to an H carrier.
2.
explanation of (A).
3. (A) is true but (R) is false. Both (A) and (R) are true and (R) is the correct
1.
explanation of (A).
4. Both (A) and (R) are false.
Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
22 In photorespiration, ATP and sugars are not
3. (A) is true but (R) is false.
synthesized and RuBP is converted to:
4. Both (A) and (R) are false.
1. Two molecules of PGA
2. One molecule of G3P and one molecule of DHAP
26 The initial carboxylation reaction:
One molecule of phosphoglycerate and one molecule
3. occurs in mesophyll cells in C3 plants and in bundle
of phosphoglycolate 1.
4. Two molecules of pyruvate sheath cells in C4 plants
occurs in bundle sheath cells in C3 plants and in
23 Which one of the following generally acts as an 2.
mesophyll cells in C4 plants
antagonist to Gibberellins? occurs in mesophyll cells in both C3 plants and in C4
1. Ethylene 3.
2. ABA plants
3. IAA occurs in bundle sheath cells in both C3 plants and in
4.
4. Zeatin C4 plants
24 Given below are two statements: 27
At any point, the rate of photosynthesis Which of the following is not a product of light reaction
Assertion (A): will be determined by the factor of photosynthesis?
available at sub-optimal levels. 1. ATP 2. NADH
During photosynthesis, usually one 3. NADPH 4. Oxygen
Reason (R): factor affecting CO2 fixation is the
major cause that limits its rate.
Both (A) and (R) are true and (R) is the correct
1.
explanation of (A).
Both (A) and (R) are true but (R) is not the correct
2.
explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.
Page: 3
