Through photosynthesis at least a half of the total carbon dioxide fixation on earth is carried out by?
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In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Throw up the sponge
The heart is classified as a(n)_____.
Which one of the following is an insulator?
Which of the following types of water is known to be absolutely free from any impurity?
What was a major contribution of John Muir?
John Muir encouraged the establishment of various parks in the United States' National Park System, including the Yosemite and Sequoia National Parks.
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Gautam travels 160 kms at 32 kmph and returns at 40 kmph. Then average speed is
If a+1a2=3, then the value of a2+1a2 will be