FORM AND FUNCTIONS - Jamb Biology Past Questions and Answers

Question 961:

• JAMB 2013

The blood circulatory system of vertebrates consists of

A. Heart, arteries, capillaries and veins
B. Heart, aorta, capillaries and veins
C. Heart, aorta, arteries and veins
D. Heart, vena cava, arteries, and veins

Question 962:

• JAMB 2013

A plant tissue that carries water and mineral salts is the

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

Question 963:

• JAMB 2013

Which of the following helps in the clotting of blood?

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

Question 964:

• 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

Question 965:

• 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