1.
Mark the odd one in each of the following groups.
Earthworms, Sponges, Cockroaches, Tapeworms.
4.
There is no natural death in single celled organisms like Amoeba and bacteria because-
5.
External fertilisation occurs in majority of
6.
Identify the correct sequence of events.
7.
Sugarcane is propagated by
8.
Match the terms in Column I with the organisms in Column II.
Column I | Column II |
A. Fragmentation | 1. Pistia |
B. Binary fission | 2. Spirogyra |
C. Bulbils | 3. Saccharomyces |
D. Budding | 4. Paramoecium |
| 5. Agave |
12.
Mitotic cell divisions occur during embryo-genesis.
14.
Offspring formed by sexual reproduction exhibit more variation than those formed by Asexual reproduction because-
16.
In animals, juvenile phase is followed by-
18.
The most significant feature of vegetative propagation is that