Magnesium is needed by plants for
protein synthesis
formation of cell membrane
activation of enzymes
formation of chlorophyll
Correct answer is D
No explanation has been provided for this answer.
Turgidity in the cell of plant does not easily lead to bursting of the cell because the
cell membrane can resist the turgidity
large vacuole contained in the cell, can continuously take in water
cellulose cell wall can resist the turgidity
cytoplasm is jelly-like
Correct answer is C
No explanation has been provided for this answer.
Which of the following organisms is a chemo-autotroph?
Virus
Bacteria
Paramecium
Euglena
Correct answer is B
No explanation has been provided for this answer.
Which of the following is an evidence of photosynthesis?
Absorption of light
Formation of starch
Availability of carbon dioxide
Splitting of water molecules
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about water in humans is not correct? it
plays an important role in temperature regulation
acts as solvent for substances conveyed around the body
plays a role in the formation of vitamin
is needed for many life processes
Correct answer is C
No explanation has been provided for this answer.