NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 822 - 827 of 3511

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Question number: 822

» Biotechnology and Its Applications » Application of Biotechnology in Health and Agriculture

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Question

Ethanol is produced from starch as a raw material by the activity of

Choices

Choice (4) Response

a.

Virus

b.

Yeast

c.

Bacteria

d.

Question does not provide sufficient data or is vague

Question number: 823

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

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Question

Recognition and digestion by the phagocytes due to the coated surface of antigens by the antibodies is known as

Choices

Choice (4) Response

a.

Immunization

b.

T-cells immunization reaction

c.

B-cells immunization reaction

d.

Opsonization

Question number: 824

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

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MCQ▾

Question

Senescence is inhibited by

Choices

Choice (4) Response

a.

Ethylene

b.

Cytokinin

c.

Abscissic acid

d.

Gibberellic acid

Question number: 825

» Plant Physiology » Transport in Plants » Cell to Cell Transport

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MCQ▾

Question

According to the well known theory of transport of solutes across cell membrane, what happens when sugar is passed through it?

Choices

Choice (4) Response

a.

Na + flows against the sugar molecules.

b.

Na + ions do not flow at all.

c.

Na + flows in the direction of the sugar.

d.

Na + flows independent of sugar molecules.

Question number: 826

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

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MCQ▾

Question

In which of the following plant diploid stage generally dominates?

Choices

Choice (4) Response

a.

Algae

b.

Ferns

c.

Fungi

d.

Mosses

Question number: 827

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

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Question

Between which of the following stages GTP is formed by substrate level phosphorylation?

Choices

Choice (4) Response

a.

Oxalosuccinate to glutarate

b.

Fumarate to malate

c.

Succinate to fumarate

d.

Ketoglutatrate to succinate