Anamika Tripathi and Sanubia Solutions for Chapter: Diversity in Living Organisms, Exercise 2: Chapter Exercise (True or false)

Aves have four-chambered heart.

Name the animal class with forelimbs modified into wings.

Name the kingdom which includes unicellular eukaryotic organisms?

Assign appropriate class/ phylum/ division to the following:

Cycas-

Choose the correct option that places the following groups of plants in order from beginning with those that first appeared on the earth and progressing towards those that appeared most recently in time.

Rishabh was playing cricket in the ground with his friends. One of his friends who was standing near the boundary felt something climbing upon his feet. Subsequently, he started crying in pain. Rishabh being class 9th student identified the climbing creature as a leech and helped in removing the leech.

(i) Name the phylum to which leech belongs.

(ii) Write two identifying features of the phylum.

Ashu is having a beautiful pet dog 'Pego'. One day he observed a small insect between his pet's toes. He removed it carefully from the toe and observed it curiously and correlated with the insect in the chapter 'Diversity in Living Organism', which was being taught in the school.

(i) Identify the phylum to which the insect belongs.

(ii) Enlist any two characteristic features of this phylum.

Mammary glands are characteristic of