NEET (National Eligibility cum Medical Entrance Test) Biology: Questions 429 - 435 of 3473

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 3473 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: 429

» Cell Structure and Function » Cell Organelles - Structure and Function » Centrioles

MCQ▾

Question

The function of centrosome is

Choices

Choice (4) Response

a.

Inhibition cell division.

b.

Inhibition of cell division.

c.

To increase protein synthesis.

d.

None of the above

Question number: 430

» Ecology and Environment » Ecosystem » Patterns, Components

MCQ▾

Question

In an ecosystem, the population of

Choices

Choice (4) Response

a.

Primary consumers out number primary producers.

b.

Primary producers are more than that of primary consumers.

c.

Primary consumers are least dependent upon primary producers.

d.

Secondary consumers are largest because they are powerful.

Question number: 431

» Plant Physiology » Transport in Plants » Transpiration-Opening and Closing of Stomata

MCQ▾

Question

Which of the following factors is the most important in the regulation of transpiration?

Choices

Choice (4) Response

a.

Light

b.

Temperature

c.

Wind

d.

Humidity

Question number: 432

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Leaf

MCQ▾

Question

Leaflets are called pinnules in

Choices

Choice (4) Response

a.

once pinnately compound leaf

b.

decompounds leaf

c.

twice pinnately compound leaf

d.

thrice pinnately compound leaf

Question number: 433

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

MCQ▾

Question

In angiosperms, free nuclear divisions occurs during

Choices

Choice (4) Response

a.

Embryo formation

b.

Flower formation

c.

Gamete formation

d.

Endosperm formation

Question number: 434

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

MCQ▾

Question

Leaf fall occurs on abscission layer is formed when the content of

Choices

Choice (4) Response

a.

Gibberellic acid decreases.

b.

Auxin decreases

c.

Abscisic acid decreases

d.

Auxin increases

Question number: 435

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

MCQ▾

Question

When a molecule of pyruvic acid subjected to anaerobic oxidation and forms lactic acid, there is

Choices

Choice (4) Response

a.

Loss of 6 ATP molecules.

b.

Gain of 4 ATP molecules.

c.

Loss of 3 ATP molecules.

d.

Gain of 2 ATP molecules.

f Page
Sign In