Jamb Biology Past Questions with Answers

Jamb Biology Past Questions

Question 1781:

JAMB 2013

A plant tissue that carries water and mineral salts is the

A. Cambium
B. Xylem
C. Cortex
D. Phloem

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Question 1782:

JAMB 2013

Which of the following helps in the clotting of blood?

A. Red blood cells
B. White blood cells
C. Plasma
D. Platelets

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Question 1783:

JAMB 2013

The part of the mammalian skin involved in excretion is the

A. Sweat glands
B. Malpighian layer
C. Sebaceous gland
D. Horny layer

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Question 1784:

JAMB 2013

Which of the following forms about 55% of the volume of the blood in man?

A. Leucocytes
B. Platelets
C. Plasma
D. Erythrocytes

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Question 1785:

JAMB 2013

Which of the following is a waste product of an insect?

A. Alkaloids
B. Uric acid
C. Sweat
D. Mucilage

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Jamb Biology Past Questions and Answers

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