Reptiles emerged in the Triassic period.

Assertion : Lycaenops is a mammals - like reptile. Reason : Mammal - like reptiles originated in the Permian period.

Mammals evolved from therapsid reptiles in Triassic period. The type of skull in these reptiles is :

Giant dinosaurs and reptiles predominated during the Jurassic period. This period . This period was also marked the evolution of higher insects and angiosperms , conifers , cycads, etc. Jurassic period belongs to .........era. Complete the given statement by choosing an approprite option.

[A] : Sphenodon is referred to as a living fossil . [R] : It has retained many primitive characteristics of fossil or stem reptiles belonging to permain period.

[A] : Sphenodon is referred to as a living fossil . [R] : It has retained many primitive characteristics of fossil or stem reptiles belonging to permain period.

[A] : Sphenodon is referred to as a living fossil . [R] : It has retained many primitive characteristics of fossil or stem reptiles belonging to permain period.

[A] : Sphenodon is referred to as a living fossil . [R] : It has retained many primitive characteristics of fossil or stem reptiles belonging to permain period.