Practice MCQ Questions and answers on Biology-GK Page-9 section-12

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41.
Salts and sugars works to preserve foods by creating a

A. Hypertonic environment

B. Lower pH

C. Depletion of nutrients

D. Lower osmotic pressure

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42.
Movement of cell against concentration gradient is called

A. Active transport

B. Diffusion

C. Osmosis

D. Passive transport

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43.
Which one among the following Indian scientist proposed a theory for long distance transport of water in plants?

A. J.C. Bose

B. Birbal Sahni

C. P. Maheshwari

D. N.S. Parihar

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44.
The movement of materials across the cell membrane with the help of biological energy provided by ATP is called

A. Active Transport

B. Passive Transport

C. Endocytosis

D. Fractionation

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45.
Which process requires no energy from the cell?

A. Osmosis

B. Diffusion

C. Both A & B

D. None of the above

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Practice MCQ Questions and answers on Biology-GK

41. Salts and sugars works to preserve foods by creating a

Answer & Solution

42. Movement of cell against concentration gradient is called

Answer & Solution

43. Which one among the following Indian scientist proposed a theory for long distance transport of water in plants?

Answer & Solution

44. The movement of materials across the cell membrane with the help of biological energy provided by ATP is called

Answer & Solution

45. Which process requires no energy from the cell?

Answer & Solution

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41.
Salts and sugars works to preserve foods by creating a

42.
Movement of cell against concentration gradient is called

43.
Which one among the following Indian scientist proposed a theory for long distance transport of water in plants?

44.
The movement of materials across the cell membrane with the help of biological energy provided by ATP is called

45.
Which process requires no energy from the cell?