MEDIUM
11th Tamil Nadu Board
IMPORTANT
Earn 100

The abundant intracellular cation is
(a)H+
(b)K+
(c)Na+
(d)Ca++

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Important Questions on Neural Control And Coordination
MEDIUM
11th Tamil Nadu Board
IMPORTANT

EASY
11th Tamil Nadu Board
IMPORTANT

EASY
11th Tamil Nadu Board
IMPORTANT
Which of the following option indicates all correct statements for cone cells?
(i) Cone cells are less sensitive in bright light.
(ii) They are responsible for colour vision.
(iii) Erythrosine is a photopigment which is sensitive to red colour
light.
(iv) They are present in the fovea of the retina.

EASY
11th Tamil Nadu Board
IMPORTANT

HARD
11th Tamil Nadu Board
IMPORTANT

HARD
11th Tamil Nadu Board
IMPORTANT
Why is the blind spot called so?

HARD
11th Tamil Nadu Board
IMPORTANT
Sam’s optometrist tells him that his intraocular pressure is high. What is this condition called and which fluid does it involve?

HARD
11th Tamil Nadu Board
IMPORTANT
