Q6 of 167 Page 208

Name the ancestor of the following: Broccoli, Kohlrabi, Kale.

All the three, Broccoli, Kohlrabi and Kale have a common ancestor that is wild cabbage.

Plant parts of Wild cabbage or Brassica oleracea are modified by artificial selection to produce these varieties of cabbage

Flower buds and stem are modified-Broccoli

Stem is modified- Kohlrabi

Leaves are modified- Kale

State one characteristic which shows that birds are very closely related to dinosaurs.

Name an animal having rudimentary eyes.

Where did life originate on the earth?

Write the names of at least three inorganic molecules which helped in the origin of life on the earth.