A: Chitinous exoskeleton is a characteristic | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(C) Assertion is true: The presence of a chitinous exoskeleton is a defining characteristic of the phylum $Arthropoda$.Reason is false: The chitinous

Vedclass · Accepted Answer

Assertion is correct,but Reason is incorrect.

Vedclass · Answer

(C) Assertion is true: The presence of a chitinous exoskeleton is a defining characteristic of the phylum $Arthropoda$.Reason is false: The chitinous exoskeleton is impermeable to water. It serves as a protective covering that prevents desiccation (water loss) and does not allow the diffusion of water vapour from the atmosphere into the body or vice-versa.Therefore,the Assertion is true but the Reason is false.

$A$: Chitinous exoskeleton is a characteristic feature of arthropods.
$R$: It allows diffusion of water vapour from atmosphere to the body.

Similar Questions

Segmented body,exoskeleton of chitinous cuticle,and presence of haemocoel are the characteristics of

In $Arthropoda$, respiration occurs through $........$.

Arthropoda is differentiated from Annelida by:

What is the proportion of arthropods among the total known animal species?

The larva of $Culex$ floats on the surface of water with its head:

Vedclass Test Series

Exam Paper Generator

Online Exam Module

$A$: Chitinous exoskeleton is a characteristic feature of arthropods.$R$: It allows diffusion of water vapour from atmosphere to the body.