NEET BIOLOGY

Detailed explanation-1: -Earthworms breathe through their skin. Frogs, when present in water, breathe through their moist skin. This kind of exchange of gases is called as cutaneous respiration. In insects like cockroaches, breathing takes place through a network of fine tubes called tracheae.

Detailed explanation-2: -Terrestrial animals are the animals which live predominantly or entirely on land. e.g. lion, cat, snail, ants etc. Aquatic animals live in water and amphibians live in water and on land, both.

Detailed explanation-3: -Mammals-Mammals are warm-blooded animals that nurse their young with milk and have fur or hair. Some examples of mammals include humans, dolphins, giraffes, horses, and spotted hyenas. Amphibians-Amphibians are cold-blooded animals.

Detailed explanation-4: -Aerial animals are the ones who can fly in the air. Butterfly, bats and birds like parrot, pigeon, crow, etc. are examples of aerial animals.