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प्रश्न
In markets, eggs of birds are available but never eggs of dogs. why?
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उत्तर
Birds are oviparous, i.e., lay eggs outside their body. So, it is easy to collect their eggs and these are thus available in the market.
On the contrary, dogs are viviparous, i.e., do not lay eggs but give birth to young ones. Their eggs are extremely small and remain inside their bodies.
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संबंधित प्रश्न
Give the appropriate term for the following:
Process of fusion of ovum and sperm.
Choose the correct answer:
Virgin birth is called ______________
Name the Following
The basic unit of the testes.
Give Technical Term:
What term is used for the production and maturation of sperms in the testes?
Multiple Choice Question:
Ovulation in mammals is a process in which
Which parts are converted into Seed and fruit respectively after fertilization?
Which of the following occurs due to the process of capacitation?
State whether the following statement is True or False. If false, correct the statement:
External fertilisation can occur both in water and on land.
What is sex chromosomes?
Match the pair:
| 'A' | 'B' | ||
| (1) | Male | (a) | 44 + XX |
| (b) | 44 + XY | ||
| (c) | 44 + YY |
