SaraNextGen Study App [2023-24]
Last Updated On 01-06-2023 - By Jeesha Sara

Ommatidia serve the purpose of photoreception in

a)

Humans

b)

Sunflower

c)

Cockroach

d)

Frog


Question ID - 317 :-

Ommatidia serve the purpose of photoreception in

a)

Humans

b)

Sunflower

c)

Cockroach

d)

Frog

1 Answer
5876 Votes
3537

Answer Key : (c) -

(c)

Ommatidium is the basic unit of arthropod compound eye. It comprises a cornea lens, crystalline cone, a group of usually 7-8 retinal cells radially arranged around a central rhabdome. Ommatidia serve the purpose of photoreception.



Next Question :

Periplaneta has no respiratory pigment in its blood because

a)

Air is conducted directly to the body tissues

b)

It has haemocoelom

c)

It has anaerobic respiration

d)

It lacks blood cells in the blood


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