Consider the following statements 1 All echinoderms are not marine 2 Sponges are exclusively marine ...........

General Science (NDA) Biology

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Consider the following statements :

1. All echinoderms are not marine.

2. Sponges are exclusively marine.

3. Insects are found in all kinds of habitats.

4. Many primates are arboreal.

Which of the statements given above is/are correct?

1, 3 and 4

3 and 4

2 and 4

Only 3

Explanation:

Insects constitute the largest group of animal kingdom more than 700000 species present in class-Insecta. This is the most successful animals in invertebrates, present in all kinds of habitats. Many primates such as monkey, lemurs etc are arboreal but
human is not. Well developed brain, binocular vision, cerebral hemisphere are present in primates. All echinoderms are exclusively marine, with spiny skin and ambulacral system. But sponges are present in fresh and marine both kinds of aquatic habitats.
Sponges are animals with pores, static and water canal system.