Transportation of water in the xylem tissue involves the following except
root pressure
capillary action
transpiration pull
translocation
Correct answer is D
No explanation has been provided for this answer.
Which of the following statements ls true about transpiration? It is the
loss of water in the form of vapour from the surface of the leaf
loss of water in the form of vapour from the surface of the root
absorption of water in the form of vapour from the body of the pint
movement of water through the body of the plant
Correct answer is A
No explanation has been provided for this answer.
Which of the following statements about the development of the foetus is not correct?
The circulatory system of the foetus is directly connected to the maternal blood vessels
The foetus depends on the mothers blood for its food and oxygen
The foetus is surrounded by a water sac
Food and oxygen are carried across the placenta to the embryo’s blood
Correct answer is A
No explanation has been provided for this answer.
The relationship between the retina and the brain is similar to that between the
cochlea and the auditory nerve
cochlea and the brain
cochlea and the semi-circular canals
eardrum and the brain
Correct answer is B
No explanation has been provided for this answer.
The ear pinna is strengthened by
blood pressure
cartilage
bone
turgor pressure
Correct answer is B
No explanation has been provided for this answer.