Assertion (A) : Night birds have less cones than rods in their eyes.

Reason (R) : Rod cells are sensitive to dim light.

Both A and R are true and R is the correct explanation of A.

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A is false, but R is true.

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Both A and R are true, but R is not the correct explanation of A.

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A is true, but R is false.

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Solution

The correct option is A Both A and R are true and R is the correct explanation of A.

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Similar questions

Q. Question 06.4
Fill in the blanks in the following.
Night birds have _________ cones than rods in their eyes.

Fill in the blanks in the following.

(a) A person 1 m in front of a plane mirror seems to be ______ m away from his image.

(b) If you touch your ________ ear with right hand in front of a plane mirror it will be seen in the mirror that your right ear is touched with _________.

(d) Night birds have _________ cones than rods in their eyes.

Q. Statement 1: Night birds have more cones than rods
in their eyes.
Statement 2: Rod cells are sensitive to dim light.

Night birds have _____ cones than rods in their eyes.

Question 7

Which of the following statements is correct regarding rods and cones in the human eye?
(a) Cones are sensitive to dim light
(b) Cones are sensitive to bright light
(c) Rods are sensitive to bright light
(d) Rods can sense colour

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Assertion (A) : Night birds have less cones than rods in their eyes.​ Reason (R) : Rod cells are sensitive to dim light.​

The correct option is A Both A and R are true and R is the correct explanation of A.​

Assertion (A) : Night birds have less cones than rods in their eyes.

Reason (R) : Rod cells are sensitive to dim light.

The correct option is A Both A and R are true and R is the correct explanation of A.