NEET Biology: Questions 3080 - 3084 of 3146

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Question number: 3080

» Reproduction » Reproduction in Organisms » Modes of Reproduction - Asexual and Sexual

Appeared in Year: 2016

MCQ▾

Question

Which one of the following generates new genetic combinations leading to variation?

Choices

Choice (4) Response

a.

Parthenogenesis

b.

Nucellar polyembryony

c.

Vegetative reproduction

d.

Sexual reproduction

Question number: 3081

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

Appeared in Year: 2016

MCQ▾

Question

You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots?

Choices

Choice (4) Response

a.

Auxin and cytokinin

b.

Auxin and abscisic acid

c.

Gibberellin and abscisic acid

d.

IAA and gibberellin

Question number: 3082

» Biology and Human Welfare » Health and Disease

Appeared in Year: 2016

MCQ▾

Question

Among the following edible fishes, which one is a marine fish having rich source of omega-3 fatty acids?

Choices

Choice (4) Response

a.

Mrigala

b.

Mackerel

c.

Mystus

d.

Mangur

Question number: 3083

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

Appeared in Year: 2016

MCQ▾

Question

The mechanism that causes a gene to move from one linkage group to another is called

Choices

Choice (4) Response

a.

Crossing-over

b.

Duplication

c.

Translocation

d.

Inversion

Question number: 3084

» Diversity in Living World » Five Kingdom Classification » Protista

Appeared in Year: 2016

MCQ▾

Question

Select the wrong statement.

Choices

Choice (4) Response

a.

Diatoms are microscopic and float passively in water.

b.

‘Diatomaceous earth’ is formed by the cell walls of diatoms.

c.

Diatoms are chief producers in the oceans.

d.

The walls of diatoms are easily destructible.

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