Co-ordination and control - Jamb Biology Past Questions and Answers

Question 61:

• JAMB 1990

The organ which secretes digestive enzymes as well as hormones is the

A. Liver
B. Salivary gland
C. Pancreas
D. Spleen

Question 62:

• JAMB 1990

During mammalian embryo development, large amounts of oestrogen and progesterone are produced in the

A. Umbilical cord
B. Amnion
C. Placenta
D. Amniotic fluid

Question 63:

• JAMB 1991

One of the accessory organs of the digestive system is the

A. Kidney
B. Spleen
C. Liver
D. Lung

Question 64:

• JAMB 1991

After 30 minutes, the level of sugar solution in the above figure will

A. Rise in x only
B. Rise in Y only
C. Be the same in X and Y
D. Fall in Y

Question 65:

• JAMB 1991

Fibrinogen and prothrombin play important roles in the

A. Deamination of proteins
B. Clotting of blood
C. Detoxication of substance
D. Storage of vitamins