Plant Physiology-Plant Growth and Development (NEET Biology): Questions 37 - 44 of 46

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3146 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 700.00 or

Question number: 37

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

MCQ▾

Question

Plants which are unable to manufacture their food wholly or partially are

Choices

Choice (4) Response

a.

Heterophytes

b.

Halophytes

c.

Holophytes

d.

Autophytes

Question number: 38

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

MCQ▾

Question

Presence of which of the following in seed is associated with dormancy?

Choices

Choice (4) Response

a.

Ethylene

b.

Strach

c.

Abscisic acid

d.

Gibberellic acid

Question number: 39

» Plant Physiology » Plant Growth and Development » Photoperiodism

MCQ▾

Question

On touching’ the leaves of Mimosa pudica droop down because of

Choices

Choice (4) Response

a.

Chemonasty

b.

Seismonasty

c.

Thigmotoropism

d.

Hydrotropism

Question number: 40

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

MCQ▾

Question

Abscisic acid (ABA) is a stress related hormone and it also

Choices

Choice (4) Response

a.

Stimulates mitosis.

b.

Mediated stomatal closure.

c.

Accelerates fruit ripening.

d.

Aids in fruit development.

Question number: 41

» Plant Physiology » Plant Growth and Development » Seed Dormancy

Appeared in Year: 2001

MCQ▾

Question

Which one breaks the dormancy of Potato tuber? [AIPMT]

Choices

Choice (4) Response

a.

Gibberellin

b.

ABA

c.

IAA

d.

Zeatin

Question number: 42

» Plant Physiology » Plant Growth and Development » Seed Dormancy

Appeared in Year: 2000

MCQ▾

Question

By which action a seed coat becomes permeable to water - [AIPMT]

Choices

Choice (4) Response

a.

Vernalization

b.

Scarification

c.

Stratification

d.

None of the above

Question number: 43

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

Appeared in Year: 2002

MCQ▾

Question

Seed dormancy is due to the presence of: [AIPMT]

Choices

Choice (4) Response

a.

Starch

b.

Abscisic acid

c.

Ethylene

d.

I. A. A.

Question number: 44

» Plant Physiology » Plant Growth and Development » Seed Dormancy

Appeared in Year: 2006

MCQ▾

Question

Treatment of seed at low temperature under moist conditions to break its dormancy is called [AIPMT]

Choices

Choice (4) Response

a.

Vernalization

b.

Stratification

c.

Scarification

d.

Chelation

Sign In