Reproduction-Sexual Reproduction in Flowering Plants (NEET Biology): Questions 28 - 34 of 93

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Question number: 28

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

MCQ▾

Question

Milky water of green coconut is

Choices

Choice (4) Response

a.

Liquid endosperm

b.

Liquid embryo

c.

Liquid of female gametophyte

d.

Liquid nucellus

Question number: 29

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

MCQ▾

Question

In agamospermy, the embryo sac is diploid because it is formed without meiosis. Such embryo sac may develop from

Choices

Choice (4) Response

a.

Megaspore mother cell

b.

Micropore mother cell

c.

Megaspores

d.

Microspores

Question number: 30

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

MCQ▾

Question

In which characters air pollinated flowers differ from insect pollinated ones?

Choices

Choice (4) Response

a.

Small coloured perianth and heavy pollen grains.

b.

Due to small perianth and sticky pollen.

c.

Without perianth and light pollen grains.

d.

Coloured perianth and large pollen grains.

Question number: 31

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

Appeared in Year: 2002

MCQ▾

Question

In Angiosperms all the four microspores of tetrad are covered by a layer which is formed by: [AlPMT]

Choices

Choice (4) Response

a.

Pectocellulose

b.

Callose

c.

Cellulose

d.

Sporopollenin

Question number: 32

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

Appeared in Year: 2000

MCQ▾

Question

In which family pollinia are found: [RPMT]

Choices

Choice (4) Response

a.

Asclepiadaceae

b.

Papilionaceae

c.

Asteraceae

d.

Apocynaceae

Question number: 33

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

Appeared in Year: 2000

MCQ▾

Question

All the cells in Polygonum type of embryosac are [RPMT]

Choices

Choice (4) Response

a.

Diploid

b.

Haploid and diploid

c.

Haploid

d.

Haploid and polyploidy

Question number: 34

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

Appeared in Year: 2001

MCQ▾

Question

When the pollens of one flower falls on the stigma of another flower of the same plant then it is known as: - [RPMT]

Choices

Choice (4) Response

a.

Dichogamy

b.

Allogamy

c.

Cleistogamy

d.

Autogamy

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