2003 WAEC Biology past questions and answers

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1
Which of the following is not correct about human cell?

A The basic unit of living thing is the human cell

B All living organisms are either single or group of cell(s)

C All the cells in organism are the same

D There is no life apart from the in cell



Correct Option: C


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2
Which organ removes the largest the largest quantity of water from the blood?

A lung

B intestine

C kidney

D skin



Correct Option: C


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3
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 in the skin

D increased rate of chaemical changes in the body



Correct Option: B


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4
The glomerular filtrate contains the following substances except

A water

B urea

C blood corpuscles

D glucose



Correct Option: C


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5
Which of the following endocrine glands is a master gland?

A Pituitary gland

B Thyroid gland

C Pancreas

D Ovary



Correct Option: A


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6
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 Option: C


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7
The part of the nervous system that interprets blinking of the eye is the

A spinal cord

B cerebrum

C hind brain

D olfactory lobe



Correct Option: C


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8
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 eye

D bringing light rays to focus on the retina



Correct Option: C


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9
The layer of light-sensitive cells in the human eye is called the

A cornea

B sclerotic layer

C retina

D conjunctiva



Correct Option: C


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10
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 ovary

D formation of the pericarp from the ovary wall



Correct Option: A


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