Biology

Which of the following statements ls true about transpiration? It is the

A. loss of water in the form of vapour from the surface of the’ leaf B. loss of water in…

6 years ago

Which of the following statements about the development of the foetus is not correct?

A. The circulatory system of the foetus is directly connected to the maternal blood vessels B. The foetus depends on…

6 years ago

The relationship between the retina and the brain is similar to that between the?

A. cochlea and the auditory nerve B. cochlea and the brain. C. cochlea and the semi-circular canals D. eardrum and…

6 years ago

The ear pinna is strengthened by?

A. blood pressure. B. cartilage C. bone D. turgor pressure Correct Answer: Option B B. cartilage

6 years ago

The organ that receives reduced flow of blood during vigorous exercise is the?

A. brain B. heart C. lung D. limb Correct Answer: Option A A. brain

6 years ago

The excretory system in mammals consists of the following parts except?

A. two kidneys B. two ureters C. two bladders D. one urethra Correct Answer: Option C C. two bladders

6 years ago

The following characteristics are associated with the mammalian lungs except?

A. large surface area B. expandable lungs C. moist surface D. highly vascularized Correct Answer: Option B B. expandable lungs

6 years ago

A pulse is best described as?

A. contraction of arteries to let out blood. B. contraction of veins to allow blood into them C. dilation of…

6 years ago

The inorganic components of bone consist of?

A. magnesium, sodium and calcium B. magnesium, phosphorus and calcium C. sodium, phosphorus and calcium, D. potassium, magnesium and calcium…

6 years ago

The axial skeleton is composed of the?

A. skull and vertebral column B. limbs and girdles C. atlas and axis. D. radius and ulna Correct Answer: Option…

6 years ago