Reproduction-Sexual Reproduction in Flowering Plants (KVPY Stream-SA (Class 11) Biology): Questions 104 - 109 of 109

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Question number: 104

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

MCQ▾

Question

The function of suspensor is

Choices

Choice (4) Response

a.

To suck food

b.

To thrust the embryo towards endosperm to provide more food

c.

To provide water

d.

To provide oxygen

Question number: 105

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

MCQ▾

Question

Pollination in Yucca plant takes place by: -

Choices

Choice (4) Response

a.

Bird

b.

Honey bee

c.

Butter fly

d.

Pronuba

Question number: 106

» Reproduction » Sexual Reproduction in Flowering Plants » Outbreeding Devices

MCQ▾

Question

The anterior end of pollen tube burst by the process of________in embryosac-

Choices

Choice (4) Response

a.

Imbibition

b.

Endosmosis

c.

Enzymatic action

d.

Exosmosis

Question number: 107

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

MCQ▾

Question

The chalazogamy was reported by “Treub” in

Choices

Choice (4) Response

a.

Datura

b.

Capsicum

c.

Capsella

d.

Casuarina

Question number: 108

» Reproduction » Sexual Reproduction in Flowering Plants » Double Fertilization

MCQ▾

Question

What are x-bodies in ovules?

Choices

Choice (4) Response

a.

Disintegrating tube nucleus & synergids nucleus

b.

Two male nuclei

c.

Filiform apparatus

d.

Two polar nuclei

Question number: 109

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

MCQ▾

Question

Chasmogamous and cleistogamous type of flower are found in: -

Choices

Choice (4) Response

a.

Primrose

b.

Calotropis

c.

Commelina

d.

Ficus religiosa

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