19.
Sudden change in the genetical set up of an organism is defined as
Answer : A. mutation
20.
Which of the following Agents of pollination matched correctly: I. Anemophily - Wind II. Hydrophily - Water III. Entomophily - Insects
Answer : D. All are correct
21.
Which of the following Agents of pollination matched correctly: I. Ornithophily - Birds II. Chiropterophily - Bats III. Myrmecophily - Ants