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Biology

Biology
Through Nitrogen fixation process nitrogen in the atmosphere is converted into

Ammonium
Nitrate
Hydroxide
Chlorite

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Biology
The corner of the cells of collenchyma tissue in plant are thickened due to deposition of ________

Cellulose and pectin
Chitin and lignin
Lignin and suberin
Suberin and cutin

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Biology
The first heart transplantation was performed by

Sir F.G. Hafkin
Dr. C. Barnard
Dr. W. Harbe
Dr. Louis Pasteur

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Biology
A multicellular organism grows by ________ .

Cell division
Cell explosion
Cell addition
Cell implosion

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Biology
Such plants which are adapted to survival under conditions a limited supply of water in its habitat are known as

Pteridophytes
Saprophytes
Hydrophytes
Xerophytes

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Biology
The single membrane surrounding vacuoles in plant cells is known as

Tonoplast
Symplast
Chloroplast
Apoplast

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MORE MCQ ON Biology

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