Biology

DIRECTIONS : Biology Questions and Answers.
21. ____ is used to examine the alimentary canal of man.
 
Answer
Ans:Endoscopy
22. ____ is the first National Park in India.
 
Answer
Ans:Corbett National Park

23. Azadirachtin is an ____
 
Answer
Ans:Insecticide
24. ____ is used in the treatment of malarial fever.
 
Answer
Ans:Quinine
25. Culture of fishes is called ____
 
Answer
Ans: Pisciculture
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