NEET Biology: Questions 449 - 454 of 3146

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Question number: 449

» Diversity in Living World » Five Kingdom Classification » Plant Group - Bryophytes

MCQ▾

Question

What is incorrect for bryophytes?

Choices

Choice (4) Response

a.

Asexual reproduction by zoospores is absent.

b.

Gametophyte reduced and dependent.

c.

Independent sporophyte is absent.

d.

Vascular tissue is lacking.

Question number: 450

» Plant Physiology » Photosynthesis » Cyclic and Non Cyclic and Photophosphorylation

MCQ▾

Question

Conversion of fructose-6-phosphate to fructose 1, 6 biphosphate is catalyzed by

Choices

Choice (4) Response

a.

phosphofructose kinase

b.

aldolase

c.

hexokinase

d.

All of the above

Question number: 451

» Biology and Human Welfare » Health and Disease » Basic Concepts of Immunology-Vaccines

MCQ▾

Question

The binding of antibodies to the antigens to produce a large insoluble complex is known as

Choices

Choice (4) Response

a.

Agglutination

b.

Antibody- antigen complex

c.

Suppressor cell reaction

d.

Immunization

Question number: 452

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

MCQ▾

Question

Thorns, spines and prickles are

Choices

Choice (4) Response

a.

Organs of offence.

b.

Organs of clinging.

c.

Organs of defence.

d.

SIpecialised for gaseous exchange.

Question number: 453

» Plant Physiology » Transport in Plants » Osmosis

MCQ▾

Question

A cell placed in strong solution will shrink because

Choices

Choice (4) Response

a.

Cytoplasm will decompose.

b.

Mineral salt will break the cell wall.

c.

Salt water enter the cell.

d.

Water comes out by exosmosis.

Question number: 454

» Plant Physiology » Photosynthesis » Cyclic and Non Cyclic and Photophosphorylation

MCQ▾

Question

Which of the following conditions are favorable for cyclic photophosphorylation?

Choices

Choice (4) Response

a.

Anaerobic and low light intensity

b.

Aerobic and low light intensity

c.

Anaerobic condition

d.

Aerobic and optimum light

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