MCQ
India's share in the global species diversity is about:
- A2 percent
- B4 percent
- C6 percent
- D8 percent
Explanation:
Species diversity is the diversity at the species level.
For example, the western Ghats have a greater amphibian species diversity than the eastern Ghats.
Although India has only 2.4 per cent of the world's land area, its share of the global species diversity is an impressive 8.1 per cent.
That is what makes our country one of the 12 mega diversity countries of the world.
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$I.$ People should get vaccination to avoid infection
$II.$ Vaccination is available against polio, cholera, typhoid, tuberculosis and many othe disease
$III.$ Eradication of vectors are necessary in diseases like malaria and filariasis
$IV. $ Dengue and chikengunya, both are spread by Culex mosquitoes
Which of the statements given above are correct?
$I.$ restriction enzymes.
$II.$ Polymerase enzymes.
$III.$ Host organism ligases.
$IV.$ vectors.
$V.$ Host organisms.
select the correct option.
$(i)$ Fleming, Chain and Florey were awarded the Nobel prize in $1945$
$(ii)$ Antibiotics have greatly improved our capacity to treat deadly diseases
$(iii)$ Penicillin was used to treat American soldiers wounded in World War I