NEET Biology: Questions 780 - 785 of 3239

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Question number: 780

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

MCQ▾

Question

Which element forms part of structure of chlorophyll molecule?

Choices

Choice (4) Response

a.

Mn

b.

Fe

c.

K

d.

Mg

Question number: 781

» Biotechnology and Its Applications » Genetically Modified Organisms

MCQ▾

Question

The genetically engineered crop which has been recently introduced in India is

Choices

Choice (4) Response

a.

Slow ripening tomato

b.

Herbicide tolerant maize

c.

Bt cotton

d.

Golden rice

Question number: 782

» Genetics and Evolution » Heredity and Variation » Chromosomal Disorders in Humans

MCQ▾

Question

Edward syndrome is on account of ……. .

Choices

Choice (4) Response

a.

45 chromosomes instead of 46.

b.

Presence of three pair of sex chromosomes.

c.

Presence of three chromosomes on 18th pair of autosome.

d.

Presence of three chromosomes on 21st pair of autosome.

Question number: 783

» Human Physiology » Neural Control and Coordination » Generation and Conduction of Nerve Impulse

MCQ▾

Question

When an impulse passes, the membrane is depolarized and the charge of the cells is

Choices

Choice (4) Response

a.

Inside and outside of membrane has zero potential.

b.

Outside positive and inside negative.

c.

Inside positive and outside negative.

d.

Inside and outside of membranes are electronegative.

Question number: 784

» Biotechnology and Its Applications » Recombinant DNA Technology

MCQ▾

Question

Hybridomas are the result of fusion of

Choices

Choice (4) Response

a.

Abnormal antibody producing cells with myeloma.

b.

Normal antibody producing cells with myeloma.

c.

Male reproductive cells.

d.

Female reproductive cells.

Question number: 785

» Ecology and Environment » Ecosystem » Productivity and Decomposition

MCQ▾

Question

Biological equilibrium is an equilibrium among the

Choices

Choice (4) Response

a.

Producers and consumers

b.

Producers, consumers and decomposers

c.

Decomposers and producers

d.

Producers

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