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

Question 161:

• JAMB 2020

The ability of the eyes to focus on both near and distance objects is termed

A. Image formation
B. Refraction
C. Hypermetropia
D. Accommodation

Question 162:

• JAMB 2020

Vaccination is carried out in order to

A. Check the production of poison
B. Increase the activities of white blood cells
C. Increase the number of red blood cells
D. Stimulate the production of anti-bodies

Question 163:

• JAMB 2021

Which of the following produces both hormones and enzymes?

A. Ileum
B. Pancreas
C. Gall bladder
D. Kidney

Question 164:

• JAMB 2021

The correct sequence for the perception of smell in mammals is?

A. Chemicals --> olfactory nerve endings --> brain
B. Dissolved chemicals --> nasal sensory cells --> brain
C. Chemicals --> mucus membrane sensory cells --> brain
D. Dissolved chemicals --> sensory cells --> olfactory nerve --> brain

Question 165:

• JAMB 2021

The blood vessel which carries blood from the alimentary canal to the liver is the?

A. Hepatic artery
B. Hepatic vein
C. Hepatic portal vein
D. Mesenteric artery