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Veer Jaat 5 years, 4 months ago (9767154)
Yogita Ingle 5 years, 4 months ago (2577571)
The process of formation of sperms is called spermatogenesis. It involves 3 phases- multiplication phase, growth phase, maturation phase.
- In multiplication phase, male germ cells also called as spermatogonia undergo mitotic divisions to form large number of spermatogonia.
- In growth phase, spermatogonia increases their size by accumulation of nutrition in the cytoplasm and are ready for meitoic division and the spermatocytes are called as primary spermatocytes with 46 chromosomes.
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Kaira Shinde 5 years, 4 months ago (9097482)
Yogita Ingle 5 years, 4 months ago (2577571)
- A chemical change produces a new substance.
- The changes are permanent and mostly irreversible.
- Also, it involves absorption or release of energy in the form of heat or light.
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Yogita Ingle 5 years, 4 months ago (2577571)
There are two types of deserts in the world: Hot Desert. Cold Desert.
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Yogita Ingle 5 years, 4 months ago (2577571)
1) disguised unemployment - when more ppl. are engaged in an activity, than the no. of ppl. required for that. for eg. an agricultural field requires 4 laborers but ppl. engaged in the work are 6, then the unemployment for 2 laborers is called disguised unemployment.
2) seasonal unemployment- it refers to an unemployment where a no. of persons r not able to find jobs during some months of the yr!
3) under employment - it refers to an employment situation that is insufficient in some important way for the worker, relative to a standard.
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Yogita Ingle 5 years, 4 months ago (2577571)
Newer alluvium is called khadar. It contains new alluvium. Used extensively for agriculture. It has no calcareous deposits.
Posted by Pramod Vemula 5 years, 4 months ago (9269205)
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Yogita Ingle 5 years, 4 months ago (2577571)
Adaptation is the physical or behavioural characteristic of an organism that helps an organism to survive better in the surrounding environment.
Living things are adapted to the habitat they live in. This is because they have special features that help them to survive.

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Abhinandan Dubey 5 years, 4 months ago (9605763)
2 Thank You