+3 votes
in Class 12 by kratos

Consider the following four statements (I-IV) about certain desert animals such as kangaroo rat.

I. They have dark colour and high rate of reproduction and excrete solid *****,

II. They do not drink water, breathe at a slow rate to conserve water and have their body covered with thick hairs.

III. They feed on dry seeds and do not require drinking water.

IV. They excrete very concentrated ***** and do not use water to regulate body temperature.

Which two of the above statements for such animals are true?

(a) III and I (b) I and II (c) III and ll (d) II and lII

1 Answer

+2 votes
by kratos
 
Best answer

Correct option (c) III and ll

Explanation:

Kangaroo rat feeds on dry seeds. It seldom drinks water. The requirement of water is met by food (10%) and metabolic water (90%). Water loss is prevented by living in burrows during the day, concentration of and solidification of * It has a thick coat to minimise evaporative desiccation.

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