Reproduction (NEET Biology): Questions 100 - 105 of 131

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Question number: 100

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

Appeared in Year: 2005

MCQ▾

Question

Through which cell of the embryosac, does the pollen tube enter the embryosac? [AIPMT]

Choices

Choice (4) Response

a.

Egg cell

b.

Persistent synergid

c.

Central cell

d.

Degenerated synergid

Question number: 101

» Reproduction » Sexual Reproduction in Flowering Plants » Development of Male and Female Gametophytes

Appeared in Year: 2007

MCQ▾

Question

Male gametes in angiosperms are formed by the division of: - [AIPMT]

Choices

Choice (4) Response

a.

Generative cell

b.

Microspore mother cell

c.

Vegetative cell

d.

Microspore

Question number: 102

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

Appeared in Year: 2008

MCQ▾

Question

Which one of the following pairs of plant structures has haploid number of chromosomes? [AIPMT]

Choices

Choice (4) Response

a.

Egg nucleus and secondary nucleus

b.

Megaspore mother cell and antipodal cells

c.

Egg cell and antipodal cells

d.

Nucellus and antipodal cells

Question number: 103

» Reproduction » Sexual Reproduction in Flowering Plants » Outbreeding Devices

Appeared in Year: 2008

MCQ▾

Question

Which one of the following is resistant to enzyme action? [AIPMT]

Choices

Choice (4) Response

a.

Cork

b.

Leaf cuticle

c.

Wood fiber

d.

Pollen exine

Question number: 104

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

Appeared in Year: 2006

MCQ▾

Question

The arrangement of the nuclei in a normal embryosac in the dicot plants is

[AIPMT]

Choices

Choice (4) Response

a.

2 + 4 + 2

b.

3 + 2 + 3

c.

3 + 3 + 2

d.

2 + 3 + 3

Question number: 105

» Reproduction » Sexual Reproduction in Flowering Plants » Pollination-Types, Agencies and Examples

Appeared in Year: 2010

MCQ▾

Question

Transfer of pollen grains from the anther to the stigma of another flower of the same plant is called: [AIPMT (Pre. ) ]

Choices

Choice (4) Response

a.

Karyogamy

b.

Xenogamy

c.

Autogamy

d.

Geitonogamy

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