AIIMS (All India Institute of Medical Sciences) Biology: Questions 203 - 208 of 467

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Question number: 203

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

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Appeared in Year: 2003

MCQ▾

Question

Double fertilization was discovered by [MP PMT]

Choices

Choice (4)Response

a.

S. G. Nawaschin

b.

Strasburger

c.

Robert Brown

d.

Purkinje

Question number: 204

» Reproduction » Sexual Reproduction in Flowering Plants » Pollen-Pistil Interaction

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Appeared in Year: 2005

MCQ▾

Question

Pollinia are present in family [Uttaranchal PMT]

Choices

Choice (4)Response

a.

Asclepiadaceae

b.

Malvaceae

c.

Brassicaceae

d.

Cucurbitaceae

Question number: 205

» Reproduction » Sexual Reproduction in Flowering Plants » Pollen-Pistil Interaction

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Appeared in Year: 2004

MCQ▾

Question

The pollen tube usually enters the embryosac:

Choices

Choice (4)Response

a.

By knocking off the antipodal cells

b.

Between 1 synergid and central cell

c.

By directly penetrating the egg

d.

Through one of the synergids

Question number: 206

» Genetics and Evolution » Molecular Basis of Inheritance » Genetic Code

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Appeared in Year: 1985

MCQ▾

Question

The function of non-sense codons is

Choices

Choice (4)Response

a.

To form an unspecified amino acid

b.

To convert a sense DNA into non sense DNA

c.

To terminate the message of a gene controlled protein synthesis

d.

To release polypeptide chain from t-RNA

Question number: 207

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

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Appeared in Year: 2005

MCQ▾

Question

In which one of the following would you expect to find glyoxysomes?

Choices

Choice (4)Response

a.

Endosperm of wheat

b.

Palisade cells in leaf

c.

Root hairs

d.

Endosperm of castor

Question number: 208

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

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Appeared in Year: 2006

MCQ▾

Question

In embryo sac, n, 2n, 3n conditions are found respectively in: - [Jharkhand]

Choices

Choice (4)Response

a.

Antipodal, zygote, endosperm

b.

Egg, antipodal, endosperm

c.

Endosperm, nucellus, egg

d.

Nucellus, endosperm, egg

Developed by: