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प्रश्न
What are Sexually Transitted Diseases (STD)? List two viral and two bacterial STDs.
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उत्तर
STDs are diseases that spread via sexual contact
Bacterial STDs : Gonorrhoea – Neisseria gonorrhoea Syphilis – Treponema pallidium
Viral STDs : Genital herpes – Herpes Simplex virus (HSV) AIDS – HIV
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संबंधित प्रश्न
Suggest the aspects of reproductive health which need to be given special attention in the present scenario.
Is sex education necessary in schools? Why?
What are the three types of methods used for birth control (or regulating child birth)? Give one example of each type.
Describe the surgical methods of birth control for women.
Name two devices used in the barrier method of birth control.
Which of the following method of contraception protects a person from acquiring a sexually transmitted disease?
(a) oral pills
(b) condom
(c) copper-T
(d) surgery
A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy.
(a) What do the pills A contain?
(b) What is the common name of pills A?
(c) What do the pills B contain?
(d) What is the common name of pills B?
(e) What is the general name of these methods of birth control?
Give scientific reasons.
Indians should follow family planning for controlling the population.
The family planning programmes in India were initiated in ______.
From the internet, gather information about the chromosome numbers of five animals and five plants. Correlate the number with the size of organism and answer the following questions.
- Do larger organisms have more number of chromosomes/cells?
- Can organism with fewer chromosomes reproduce more easily than organisms with more number of chromosomes?
- More the number of chromosomes/cells greater is the DNA content. Justify.
