Parthenogenesis is the development of an organism directly from:
1.Female gametes
2.Vegetative cells
3.Fertilized ovum
4.None

Subtopic:  Events during Sexual reproduction |
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From NCERT
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Which type of stem modification is seen in banana?
1.Stem tuber
2.Bulb
3.Corn
4.Rhizome

Subtopic:  Asexual Reproduction |
 86%
From NCERT
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In which of the following, gametes are released in the surrounding medium
1.Fishes
2.Amphibians
3.Earthworm
4.Both 1 and 2

Subtopic:  Events during Sexual reproduction |
 93%
From NCERT
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Find the monoecious plant
1.Coconut
2.Cucurbits
3.Both 1 and 2
4.Papaya

Subtopic:  Events during Sexual reproduction |
 88%
From NCERT
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If the gametes are similar in their appearance they are called as
1.Anisogametes
2.Isogametes
3.Homogametes
4.Both 2 and 3

Subtopic:  Events during Sexual reproduction |
 71%
From NCERT
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In which of the following mammal Oestrus cycle is absent:
1.Cow
2.Horse
3.Monkey
4.Rabbit

Subtopic:  Sexual Reproduction |
 90%
From NCERT
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Which of the following is developed by parthenogenesis:
1.Drones
2.Queen Honey bee
3.Worker honey bee
4.Both 2 and 3

Subtopic:  Sex Determination |
 68%
From NCERT
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__________ is formed just after fertilization.
1.Morula
2.Blastula
3.Zygote
4.Foetus

Subtopic:  Events during Sexual reproduction |
 89%
From NCERT
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Which type of spores are produce by pteridophytes and gymnosperms?
1.Spore myoblast
2.Somatic spores
3.Heterospores
4.Homospores

Subtopic:  Pteridophytes: Heterospory | Gymnosperms |
 86%
From NCERT
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Which structure provides surface for the settlement of pollen grains in angiosperm plants?
1.Anther
2.Style
3.Stigma
4.Pollen tube

Subtopic:  Events during Sexual reproduction |
 89%
From NCERT
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