Parthenogenesis is the development of an organism directly from:

A.Female gametes

B.Vegetative cells

C.Fertilized ovum

D.None

Subtopic:  Events during Sexual reproduction |
 74%
From NCERT
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Which type of stem modification is seen in banana?

A.Stem tuber

B.Bulb

C.Corn

D.Rhizome

Subtopic:  Asexual Reproduction |
 81%
From NCERT
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In which of the following, gametes are released in the surrounding medium

A.Fishes

B.Amphibians

C.Earthworm

D.Both A and B

Subtopic:  Events during Sexual reproduction |
 89%
From NCERT
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Find the monoecious plant

A.Coconut

B.Cucurbits

C.Both A and B

D.Papaya

Subtopic:  Sexual Reproduction |
 83%
From NCERT
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If the gametes are similar in their appearance they are called as

A.Anisogametes

B.Isogametes

C.Homogametes

D.Both B and C

Subtopic:  Events during Sexual reproduction |
 78%
From NCERT
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In which of the following mammal Oestrus cycle is absent:

A.Cow

B.Horse

C.Monkey

D.Rabbit

Subtopic:  Sexual Reproduction |
 86%
From NCERT
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__________ is formed just after fertilization.

A.Morula

B.Blastula

C.Zygote

D.Foetus

Subtopic:  Events during Sexual reproduction |
 87%
From NCERT
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Which type of spores are produce by pteridophytes and gymnosperms?

A.Spore myoblast

B.Somatic spores

C.Heterospores

D.Homospores

Subtopic:  Asexual Reproduction |
 80%
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What is common between vegetative reproduction and apomixis?

A.Both are applicable to only dicot plants

B.Both bypass flowering phase

C. Both occur round the year

D.Both produces progeny identical to parent

Subtopic:  Asexual Reproduction |
 84%
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Which structure provides surface for the settlement of pollen grains in angiosperm plants?

A.Anther

B.Style

C.Stigma

D.Pollen tube

Subtopic:  Events during Sexual reproduction |
 83%
From NCERT
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