Biology

In the test for starch, the leaf is first placed in boiling water to?

A. remove the chlorophyll B. dissolved the waxy cuticle C. kill and make the leaf permeable D. turn it blue-black…

6 years ago

Which of the following statements about water in humans is not correct? it

A. plays an important role in temperature regulation B. acts as solvent for substances conveyed around the body C. plays…

6 years ago

The function of the amniotic fluid in humans is to?

A. protect the foetus against shocks B. remove waste products from the foetus C. supply food and water to foetus…

6 years ago

Placentation of plants is best described as the?

A. arrangement of ovules in the ovary B. arrangement of fruits on the branches C. development of ovules in the…

6 years ago

The layer of light-sensitive cells in the human eye is called the?

A. cornea B. sclerotic layer C. retina D. conjunctiva Correct Answer: Option C C. retina

6 years ago

Which of the following is the function of the iris of the mammalian eye?

A. closes and opens the eye B. Absorbs dangerous rays from sunlight C. regulates the amount of light entering the…

6 years ago

The endocrine gland secreting hormone that induces the thyroid gland to produce more thyroxine is?

A. islets of Langerhans B. adrenal gland C. pituitary gland D. parathyroid gland Correct Answer: Option C C. pituitary gland

6 years ago

Which of the following endocrine glands is a master gland?

A. Pituitary gland B. Thyroid gland C. Pancreas D. Ovary Correct Answer: Option A A. Pituitary gland

6 years ago

The glomerular filtrate contains the following substances except?

A. water B. urea C. blood corpuscles D. glucose Correct Answer: Option C C. blood corpuscles

6 years ago

In cold condition the mammalian body reacts in the following ways except?

A. shivering of the body B. dilation of the capillaries supplying blood to the skin C. constriction of blood capillaries…

6 years ago