The train must……….reached Delhi by now.
The general usage is 'must have'. 'must had' and 'must has' are incorrect.
The alimentary canal is basically a long tube extending from the ______ to the ______.
Which of the following is NOT a symptom of Amoebiasis?
The principle hormone for Elongation of cells in plants is:
Growth hormone is secreted by which gland?
Which blood group has no antibodies?
Which of the following is a technique by which plants get rid of waste material?
I. Storing as gum and resin
II. Removed in the falling leaves
The ______ fight against germs that may enter our body.
What is the gap of time between the entry of germs into our body and appearance of symptoms of the disease called?
Who is regarded as the founder of binomial nomenclature of plants and animals?
Our arm is joined to the shoulder with ______.