Human Eye and Colourful World Test

Result

Human Eye and Colourful World Test - 6

Score
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Weekly Quiz Competition

Question 1
1 / -0

The least distance of distinct vision for a young adult with normal vision is

A
25 m

B
2.5 cm

C
25 cm

D
2.5 m
Question 2
1 / -0

A person cannot distinguish between different colours. There is a problem with his

A
cornea

B
ciliary muscles

C
cones

D
rods
Question 3
1 / -0

Electric pulses from retina to brain is conveyed via

A
ciliary muscles

B
blind spot

C
optic nerves

D
pupil
Question 4
1 / -0

Persistence of vision of eye is

A
1/10s

B
1/16s

C
1/100s

D
16s
Question 5
1 / -0

Dispersion of light by glass prism takes place because

A
the lights of different colours have different intensities.

B
the lights of different colours have different speed in a medium.

C
different colours have different frequencies.

D
the lights of different colours have different energies.
Question 6
1 / -0

The colour of light which is deviated the least by a prism in the spectrum of white light is

A
red

B
green

C
violet

D
yellow
Question 7
1 / -0

The colour of light which is deviated the most by a prism in the spectrum of white light is

A
red

B
green

C
violet

D
yellow
Question 8
1 / -0

Among the following, which part of spectrum of white light produces maximum visibility?

A
Red

B
Yellow-green

C
Blue

D
Violet
Question 9
1 / -0

A person cannot see objects distinctly kept beyond 2 m. This defect can be corrected by using a lens of power

A
+0.5 D

B
–0.5 D

C
+0.2 D

D
–0.2 D
Question 10
1 / -0

A student sitting on the last bench can read the letters written on the blackboard but is not able to read the letters written in his textbook. Which of the following statements is correct?

A
The near point of his eyes has receded

B
The near point of his eyes has come closer to him

C
The far point of his eyes has come closer to him

D
The far point of his eyes has receded away

User

Question Analysis

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Re-Attempt Weekly Quiz Competition

Human Eye and Colourful World Test - 6

Result

Human Eye and Colourful World Test - 6

Score

-

Rank

-

SHARING IS CARING

Question 1

25 m

2.5 cm

25 cm

2.5 m

Question 2

cornea

ciliary muscles

cones

rods

Question 3

ciliary muscles

blind spot

optic nerves

pupil

Question 4

1/10s

1/16s

1/100s

16s

Question 5

the lights of different colours have different intensities.

the lights of different colours have different speed in a medium.

different colours have different frequencies.

the lights of different colours have different energies.

Question 6

red

green

violet

yellow

Question 7

red

green

violet

yellow

Question 8

Red

Yellow-green

Blue

Violet

Question 9

+0.5 D

–0.5 D

+0.2 D

–0.2 D

Question 10

The near point of his eyes has receded

The near point of his eyes has come closer to him

The far point of his eyes has come closer to him

The far point of his eyes has receded away

User

Question Analysis

My Perfomance

Score

-

Rank

-

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