If waste materials contaminate the source of drinking water, which of the following diseases will spread?
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Xylem helps in transportation of which of the following?
In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?
Deficiency of which of the following causes non-clotting of blood?
Which Vitamin is obtained from Sun rays?
The largest gland of the human body is
The process of taking up a permanent shape, size and function to form a permanent tissue is called
Which of the following is the largest gland in human body?