CBSE Class 8 Science Hormones And Reproduction
- Reproductive phase in human continues for how many decades?
- why do we get pimples sometimes when we are excited?
- what is dandruff and how and why do we get it?
- diffrence between DNA and RNA.
- Which two endocrine glands in humans secrete sex hormones?
- (a) Which gland controls the secretion of sex hormones?(b) By which process an ovum is released from an ovary?
- When does the reproductive phase of life begin and end in:(i) Females(ii) Males
- Will menstruation occur in case of pregnancy? Why?
- What do you understand by the terms menarche and menopause.
- Using a flow chart, show how the onset of puberty is controlled by hormones.
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