Question:
Give an example for each of the following
a. A viviparous animal
b. A fish possessing a poison sting
c. A fish possessing an electric organ
d. An organ, which regulates buoyancy
e. Animal, which exhibits alternation of generation
f. An oviparous animal with mammary gland
Solution:
a. A viviparous animal – Panthera leo
b. A fish possessing a poison sting – Trygon
c. A fish possessing an electric organ – Torpedo
d. An organ, which regulates buoyancy – Air bladder
e. Animal, which exhibits alternation of generation – Obelia
f. The oviparous animal with mammary gland – Echidna