Regulation questions | form three Biology

During physical exercise body heat production increases. Explain the feedback mechanisms which will return the body to normal.

Answer / Solution

UNSOLVED

A rise in the temperature of a human body is corrected by

A construction of the skin arteries and sweating
B construction of the skin arteries and shivering
C dilation of the skin arteries and sweating
D dilation of the skin arteries and shivering
E shivering and sweating

Answer / Solution

UNSOLVED

Water and salts are needed in constant amount for effective functioning of the body. Briefly explain three factors which affect the content of salts and water in human body.

Answer / Solution

UNSOLVED

A patient has been diagnosed with low level of blood sugar. Which hormone would you recommend to regulate the victim’s sugar?

A Insulin
B Glucagon
C Antidiuretic
D Aldosterone
E Testosterone

Answer / Solution

UNSOLVED

Reptiles are organisms whose body temperature is affected by environmental temperature. Briefly explain three ways that help reptiles to survive in different weather conditions.

Answer / Solution

UNSOLVED