NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 2938 - 2944 of 3511

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Question number: 2938

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

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Appeared in Year: 2000

MCQ▾

Question

Endosperm is formed during the double fertilization by - [AIPMT]

Choices

Choice (4) Response

a.

Two polar nuclei & one male gamete

b.

Ovum and male gamete

c.

One polar nuclei & one male gamete

d.

Two polar nuclei & two male gametes

Question number: 2939

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

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Appeared in Year: 2004

MCQ▾

Question

When a diploid female plant is crossed with a tetraploid male, the ploidy of endosperm cells in the resulting seed is: - [AIPMT]

Choices

Choice (4) Response

a.

Triploidy

b.

Diploidy

c.

Tetraploidy

d.

Pentaploidy

Question number: 2940

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Endosperm and Embryo

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Appeared in Year: 2000

MCQ▾

Question

Eight nucleated embryosac is - [AIPMT]

Choices

Choice (4) Response

a.

Only monosporic

b.

Only bisporic

c.

Only tetrasporic

d.

All a. , b. and c. are correct

Question number: 2941

» Plant Physiology » Plant Growth and Development » Seed Dormancy

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Appeared in Year: 2001

MCQ▾

Question

Which one breaks the dormancy of Potato tuber? [AIPMT]

Choices

Choice (4) Response

a.

Gibberellin

b.

ABA

c.

Zeatin

d.

IAA

Question number: 2942

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

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Appeared in Year: 2001

MCQ▾

Question

What is the eyes of Potato: [AIPMT]

Choices

Choice (4) Response

a.

Axillary bud

b.

Adventitious bud

c.

Apical bud

d.

Accessary bud

Question number: 2943

» Reproduction » Sexual Reproduction in Flowering Plants » Flower Structure

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Appeared in Year: 2000

MCQ▾

Question

Monothecous anther is found in which family: [RPMT]

Choices

Choice (4) Response

a.

Malvaceae

b.

Brassicaceae

c.

Liliaceae

d.

Asteraceae

Question number: 2944

» Reproduction » Sexual Reproduction in Flowering Plants » Flower Structure

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Appeared in Year: 1999

MCQ▾

Question

The plant having largest flower is -. [AIPMT]

Choices

Choice (4) Response

a.

Partial stem parasite

b.

Epiphyte

c.

Total root parasite

d.

Total stem parasite