HUman conceptual concept

There are ...... stages in Vision

• 2

• 3

• 4

The human physical reception in vision is....

• nose

• eyes

• ears

• skin

Retina contains rods for low light vision and cones for (a)   vision

Images are focused upside-down on retina

• False

• True

More females have color blindness than males.

• False

• True

Optical illusions sometimes occur due to over compensation

• True

• False

Negative contrast ..... reading from computer screen

• worsens

• improves

• is not relevant to

• impairs

how many parts are there of physical apparatus?

• 2

• 3

• 4

• 5

protects inner and amplifies sound

• inner ear

• outer ear

• middle ear

Check all the features of sound

• pitch

• loudness

• hue

• timbre

• saturation