Plant Anatomy and Physiology MCQ question and answer with solution

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Each section contains 100 MCQs on Plant Anatomy and Physiology .

The examples of synthetic auxins include

A) Indole-3-acetic acid B) 4-chloro-indole acetic acid C) Phenyl acetic acid D) Phenoxy acetic acid

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Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Gravitational, adsorptive, and hydrostatic forces that hold water to the soil are described as

A) Moisture water tension B) Field capacity C) Soil moisture tension D) None of the above

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which of the following states of energy level is used in photosynthesis by green plants?

A) Triplet half-life state B) Doublet half-life state C) Singlet half-life state D) All of the above

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

'Hot deserts' of the world include

A) Desert of Arabia B) Lut Desert of Iran C) Gobi Desert of China D) Death Valley of North America

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Answer & Solution

Answer: Option A

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Which of the following are the only spores in the life cycle of Puccinia gramini which can re-infect the host plant on which they are produced ?

A) Teleutospores B) Aecidiospores C) Uredospores D) Basidiospores

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Which one of the following is an insectivorous plant?

A) Utricularia B) Sequoia Gigantia C) Nostoc D) Bryophyta

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Answer & Solution

Answer: Option A

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The existence of persistent rhythms in plants was first observed by

A) Wittker B) Bukovac C) Bunning D) Cajlachjan

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Answer & Solution

Answer: Option C

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Which of the following is a parthenocarpic fruit?

A) Banana B) Apple C) Mulberry D) Strawberry

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Answer & Solution

Answer: Option A

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In photosynthetic bacteria all the pigments and enzymes necessary for photosynthesis are located in

A) Chloroplasts B) Chromatophores C) Haustoria D) Cell membrane

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Answer & Solution

Answer: Option B

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100

Which of the following toxic substances are known as "photochemical smog"?

A) Nitrogen oxides and hydrocarbons B) Chloroflurocarbons and nitrogen oxides C) Peroxyacetyl nitrate and ozone D) Nitrogen oxides and ozone

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Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

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