Question
Two pipes G and H can fill a cistern in 40 minutes and
50 minutes respectively. If both are opened together, after how many minutes should pipe G be shut off so that pipe H alone can finish filling the cistern in 5 minutes?Solution
ATQ, 
Pipe G should be closed after 20 minutes.
Who is often referred to as the father of microbiology and observed bacteria and protozoa using microscopes?
Fat content in double toned milk is ____
Cooperative marketing in India has _______ tier structure.
Which technique was introduced to address the problem of resistance developing in bollworms against Bt cotton?
A condition in which certain foods trigger an abnormal immune response is called a:
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Which of the following chemical is used in polyploidy?
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