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.
The function of the amniotic fluid in humans is to
protect the foetus against shocks
remove waste products from the foetus
supply food and water to foetus
carry oxygen to the foetus
Correct answer is A
No explanation has been provided for this answer.
Placentation of plants is best described as the
arrangement of ovules in the ovary
arrangement of fruits on the branches
development of ovules in the ovary
formation of the pericarp from the ovary wall
Correct answer is A
No explanation has been provided for this answer.