Question

Write one example of each of the following in the space provided.

a. Cold blooded animal

b. Warm blooded animal

c. Animal possessing dry and cornified skin

d. Dioecious animal

• A. Rana (frog)
• B. Hemidactylus (wall lizard)
• C. Elephas (Elephant)
• D. Ascaris (roundworm)

Answer 1

Answer: (A), (B), (C), (D)

Cold blooded animal

Cold blooded animals are also known as poikilotherms. They cannot regulate their internal body temperature according to the changing environment. All creatures except birds and mammals are cold blooded.

Final answer: Rana (frog).

Warm blooded animal

Warm blooded animals are also known as homeotherms. They can regulate and maintain their constant internal body temperature. Birds and mammals are warm blooded animals.

Final answer: Elephas (Elephant).

Animal possessing dry and cornified skin

Reptiles have dry and scaly skin. This enables them to retain water and survive in dry places.

Final answer: Hemidactylus (wall lizard).

Dioecious animal

Animals in which male and female organs are present in different organisms are called dioecious animals. In Ascaris, males are shorter with coiled ends and females are longer with a cylindrical tail showing sexual dimorphism.

Final answer: Ascaris (roundworm).