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Q 1.
Name the female gamete in human is called?
Ans.
Ova.
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Q 2.
The eggs in females is produced by?
Ans.
Ovaries.
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Q 3.
The male gamete is called?
Ans.
Sperm.
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Q 4.
Examples of oviparous animals?
Ans.
1.Dog
2.Cat 3.Cow. |
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Q 5.
Paramecium reproduces by dividing itself into two daughters cells. This process is called?
Ans.
Binary fission.
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Q 6.
Budding is seen in?
Ans.
Hydra.
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Q 7.
How many parents are involved in sexual reproduction?
Ans.
2.
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Q 8.
Why reproduction is necessary for living being?
Ans.
For continuing the species forever.
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Q 9.
Egg laid after Fertilisation is made up of?
Ans.
Single cell.
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Q 10.
Full form of IVF?
Ans.
In Vitro Fertilisation.
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Q 11.
Name the first cloned mammal which was born in 5 July 1996 at Edinburgh in Scotland?
Ans.
Sheep name dolly.
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Q 12.
Name the animals which give birth to young ones are called?
Ans.
Viviparous.
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Q 13.
Name the animal which lay eggs are called?
Ans.
Oviparous.
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Q 14.
The number of nuclei presents in a zygote is?
Ans.
Two.
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Q 15.
A tadpole develops into an adult frog by the process of?
Ans.
Metamorphosis.
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Q 16.
Internal fertilisation occurs in?
Ans.
Female body.
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Q 17.
Which is a unit of inheritance in living organisms?
Ans.
Gene.
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Q 18.
What are the steps included in life stage of bacteria?
Ans.
1.Lag phase
2.Log or exponential phase 3.Stationary phase 4. Death phase. |
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Q 19.
What are the different steps in life stages of frog?
Ans.
1.Egg
2.Tadpole 3.Adult. |
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Q 20.
Name the steps in the life cycle of silkworm?
Ans.
Egg> Larva or caterpillar> Pupa> Adult.
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