NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 941 - 946 of 3511

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Question number: 941

» Plant Physiology » Photosynthesis » Pigments Involved in Photosynthesis

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MCQ▾

Question

Which of the following wavelength occur in red part of the spectrum?

Choices

Choice (4) Response

a.

390 nm

b.

680 nm

c.

470 nm

d.

830 nm

Question number: 942

» Genetics and Evolution » Molecular Basis of Inheritance » DNA Replication

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MCQ▾

Question

Restriction endonucleases are

Choices

Choice (4) Response

a.

Used in genetic engineering

b.

Present in mammalian cells for degradation of DNA.

c.

Used for in vitro DNA synthesis.

d.

Synthesized by bacteria

Question number: 943

» Plant Physiology » Photosynthesis » Photorespiration C3 and C4 Pathways

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MCQ▾

Question

In Hatch and Slack pathway

Choices

Choice (4) Response

a.

Have in Kranz anatomy where mesophyll have small chloroplast whereas bundle sheath have agranal chloroplast.

b.

Have chloroplast of same type.

c.

Have kranz anatomy where mesophyll and bundle sheath both have small chloroplast.

d.

Have kranz anatomy where mesophyll cell are diffused.

Question number: 944

» Genetics and Evolution » Heredity and Variation » Chromosomes and Genes

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MCQ▾

Question

Why some mutations which are harmful do not get eliminated from the gene pool?

Choices

Choice (4) Response

a.

They are recessive and carried by heterozygous individuals.

b.

They have future survival value.

c.

Genetic drift occurs because of a small population area.

d.

They are dominant and show up more frequently.

Question number: 945

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

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MCQ▾

Question

Elaters are present in sporogonium of

Choices

Choice (4) Response

a.

Marchantia

b.

Sphagnum

c.

Riccia

d.

Selaginella

Question number: 946

» Cell Structure and Function » B Cell Division » Meiosis

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MCQ▾

Question

The process by which the chromosome are separated in the sex cells and their number reduced from the diploid to haploid condition is known as

Choices

Choice (4) Response

a.

mitosis

b.

division

c.

conjugation

d.

meiosis