Eye Sight - Biology Jamb Past Questions and Answers

Question 6 :

• JAMB 1980

Biconcave lenses are used in the correction of an eye defect called?

A. Myopia
B. Colour blindnes
C. Old age
D. Hypermetropia
E. Weakening of ciliary muscles

Question 7 :

• JAMB 1981

Accommodation of the human eye is best described as the

A. Ability to see distant objects
B. Movement of upper and lower eyelids
C. Focusing of near and distant objects
D. Changing of lens shape due to varying light intensities
E. Constant adjustment of the iris

Question 8 :

• JAMB 1982

The parts of the mammalian eye that strongly bend light rays are the

A. Cornea and the lens
B. Cornea and aqueous humour
C. Cornea and vitreous humour
D. Lens and aqueous humour
E. Lens and vitreous humour

Question 9 :

• JAMB 1988

The main function of the choroid is

A. Protection of the eye ball
B. Transmission of light
C. Supply of nutrient to tissue of the eye
D. Converging light

Question 10 :

• JAMB 1994

When a short-sighted person views a distant object without spectacles, the image is formed

A. On the retina
B. In front of the retina
C. Behind the retina
D. On the blind spot