Plant Physiology-Plant Growth and Development (AIIMS Biology): Questions 1 - 8 of 18

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Question number: 1

» Plant Physiology » Plant Growth and Development » Conditions of Growth

MCQ▾

Question

Androgenic haploid plants are produced from

Choices

Choice (4) Response

a.

Tapetum

b.

Connective tissues

c.

Pollen grains

d.

Wall of the anther

Question number: 2

» Plant Physiology » Plant Growth and Development » Seed Germination

MCQ▾

Question

When embryo develops from a haploid cell of embryosac, other than egg cell the process is known as

Choices

Choice (4) Response

a.

Adventive embryony

b.

Diplo spory

c.

Apospory

d.

Apogamy

Question number: 3

» Plant Physiology » Plant Growth and Development » Seed Germination

MCQ▾

Question

In which part of embryo maximum growth take place in hypogeal germination:

Choices

Choice (4) Response

a.

Epicotyl

b.

Hypocotyl

c.

Radicle

d.

Plumule

Question number: 4

» Plant Physiology » Plant Growth and Development » Seed Germination

MCQ▾

Question

In which of the following plants cotyledons remains under ground during germination:

Choices

Choice (4) Response

a.

Rhizophora

b.

Castor

c.

Bean

d.

Gram

Question number: 5

» Plant Physiology » Plant Growth and Development » Seed Dormancy

MCQ▾

Question

What is the cause of long-dormancy in seeds?

Choices

Choice (4) Response

a.

Undeveloped embryo

b.

Presence of ABA/Ferulic acid

c.

Impermeable seed coat

d.

All a. , b. and c. are correct

Question number: 6

» Plant Physiology » Plant Growth and Development » Growth Regulators-Auxin, Gibberellin, Cytokinin, Ethylene, ABA

MCQ▾

Question

The bud dormancy in Potato is due to.

Choices

Choice (4) Response

a.

ABA

b.

Inhibitor- β

c.

Ethylene

d.

Phenolics

Question number: 7

» Plant Physiology » Plant Growth and Development » Seed Dormancy

MCQ▾

Question

What is the cause of dormancy in Tomato Seeds?

Choices

Choice (4) Response

a.

Presence of Ferulic acid

b.

Undeveloped embryo

c.

Hard seed coat

d.

All of the above

Question number: 8

» Plant Physiology » Plant Growth and Development » Seed Germination

MCQ▾

Question

The first requirement for germination of seed is

Choices

Choice (4) Response

a.

Mineral salts

b.

Light

c.

Low temperature

d.

H2O

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