Question
Mention two factors which affect food grains
Mention two factors which affect food grains
Biotic and abiotic factors.
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Explain the statement 'Prevention is better that cure' Keeping in view the infectious diseases.
Give one example acute and of chronic diseases.
Who is known as father of taxonomy?
Name and draw a cell which does not a well-defined nuclear region. Label any for parts.
What is the utility of artificial systems of classification?