Plant Anatomy and Physiology MCQ question and answer with solution

Section 1 Section 2 Section 3 Section 4 Section 5 Section 6 Section 7 Section 8 Section 9 Section 10

91.
Match List-I (Enzymes) with List-II (Reactions) and select the correct answer:

List-I List-II

a. Oxidoreductases 1. Synthesis by condensation of two groups requiring ATP

b. Lyases 2. Oxidation-reduction reaction

c. Transferases 3. Addition or loss of groups to double bonds

d. Ligases 4. Group transfer reactions

A. a-2, b-1, c-3, d-4

B. a-2, b-3, c-4, d-1

C. a-2, b-4, c-1, d-3

D. a-2, b-1, c-4, d-3

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92.
Temperature required for vernalisation is

A. 5 - 10° C

B. 5 - 15° C

C. 0 - 5° C

D. 3 - 17° C

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93.
In plants water is absorbed by the root hairs by a process called

A. transportation

B. respiration

C. perspiration

D. osmosis

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94.
The stage of plasmolysis at which the first sign of shrinkage of cell contents from cell wall becomes detectable is called

A. Deplasmolysis

B. Evident plasmolysis

C. Incipient plasmolysis

D. None of the above

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95.
The process of development of asexual embryos directly from egg, antipodal cell, nucellus or integument is called

A. Anisogamy

B. Agamospermy

C. Parthenocarpy

D. Apomixis

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96.
Match List-I with List-II and select the correct answer:

List-I List-II

a. Aristotle and Theophrastus 1. Identified the pure air as oxygen and noxious air produced by the burning of candle as carbon dioxide

b. Lavoisier 2. Performed experiments and demonstrated that the main function of chloroplast is to photo-oxidize water

c. Robert Hill 3. Demonstrated that some bacteria use H₂S instead of H₂O in the process of photosynthesis

d. Van Niel 4. Believed that plants absorb all their nourishment inorganic and organic directly from the soil

A. a-2, b-3, c-1, d-4

B. a-1, b-2, c-3, d-4

C. a-4, b-1, c-2, d-3

D. a-4, b-2, c-1, d-3

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97.
The symptoms of calcium deficiency in plants include:

A. Meristematic regions are greatly affected and eventually die, thus terminating growth in the organs

B. Chlorosis occurs along the margins of younger leaves, these areas usually become necrotic

C. The chloroplasts lose chlorophyll and starch grains, become yellow green in colour, vacuolated, and granular, and finally disintegrate

D. Both A and B

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98.
Some of the physiological processes influenced by ethylene include

A. Flower and fruit initiation

B. Fruit growth and ripening

C. Bud dormancy

D. All of the above

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99.
Which one of the following is active transport?

A. It is the movement of a substance against a diffusion gradient with the use of energy from respiration

B. It is the movement of a substance against a diffusion gradient without the use of energy

C. It is the movement of a substance against a diffusion gradient with the use of energy from photosynthesis

D. It is the movement of a substance along a diffusion gradient with the use of energy from respiration

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100.
The response of buds to photoperiodism is actually controlled by

A. The temperature of the day

B. The length of the dark period

C. The length of the light period

D. The humidity of the light period

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1 2 3 4 5 6 7 8 9 10

List-I	List-II
a. Oxidoreductases	1. Synthesis by condensation of two groups requiring ATP
b. Lyases	2. Oxidation-reduction reaction
c. Transferases	3. Addition or loss of groups to double bonds
d. Ligases	4. Group transfer reactions

List-I	List-II
a. Aristotle and Theophrastus	1. Identified the pure air as oxygen and noxious air produced by the burning of candle as carbon dioxide
b. Lavoisier	2. Performed experiments and demonstrated that the main function of chloroplast is to photo-oxidize water
c. Robert Hill	3. Demonstrated that some bacteria use H₂S instead of H₂O in the process of photosynthesis
d. Van Niel	4. Believed that plants absorb all their nourishment inorganic and organic directly from the soil

Plant Anatomy and Physiology MCQ question and answer with solution | Biology Gk MCQs

Answer & Solution

92. Temperature required for vernalisation is

Answer & Solution

93. In plants water is absorbed by the root hairs by a process called

Answer & Solution

94. The stage of plasmolysis at which the first sign of shrinkage of cell contents from cell wall becomes detectable is called

Answer & Solution

95. The process of development of asexual embryos directly from egg, antipodal cell, nucellus or integument is called

Answer & Solution

Answer & Solution

97. The symptoms of calcium deficiency in plants include:

Answer & Solution

98. Some of the physiological processes influenced by ethylene include

Answer & Solution

99. Which one of the following is active transport?

Answer & Solution

100. The response of buds to photoperiodism is actually controlled by

Answer & Solution

Read More Section(Plant Anatomy and Physiology)

92.
Temperature required for vernalisation is

93.
In plants water is absorbed by the root hairs by a process called

94.
The stage of plasmolysis at which the first sign of shrinkage of cell contents from cell wall becomes detectable is called

95.
The process of development of asexual embryos directly from egg, antipodal cell, nucellus or integument is called

97.
The symptoms of calcium deficiency in plants include:

98.
Some of the physiological processes influenced by ethylene include

99.
Which one of the following is active transport?

100.
The response of buds to photoperiodism is actually controlled by