Which one of the following sets of animals share a four chambered heart?
Amphibian, Reptiles, Birds
Crocodiles, Birds, Mammals
Crocodiles, Lizards, Turtles
Lizards, Mammals, Birds
B.
Crocodiles, Birds, Mammals
Ravi’s younger brother of class III stated that bats are like birds as they are able to fly.
How will you contradict him and make him understand that bats are mammals and not birds?
Which of the following pairs of animals has non-glandular skin
Snake and Frog
Chameleon and Turtle
Frog and Pigeon
Crocodile and Tiger
In some animal groups, the body is found divided into compartments with at least some organs/ organ repeated. This characteristic feature is named
Segmentation
Metamerism
Metagenesis
Metamorphosis
Given below are types of cells present in some animals. Which of the following cells can differentiate to perform different functions?
Choanocytes
Interstitial cells
Gastrodermal cells
Nematocytes
