1.
Match the asexual reproductive structures in Column I with the organisms in Column II
Column I | Column II |
A. Conidia | 1. Chiamydomonas |
B. Gemmules | 2. Hydra |
C. Zoospores | 3. Penicillium |
D. Buds | 4. Sponges |
| 5. Banana |
3.
Offspring formed by sexual reproduction exhibit more variation than those formed by Asexual reproduction because-
4.
Vegetative propagation in Pistia occurs by
5.
Identify the correct sequence of events.
7.
Gametes are always haploid and gametogenesis always involves meiosis.
8.
In papaya and date palm, both male and female flowers are present on the same plant.
10.
Sugarcane is propagated by
11.
A multicellular, filamentous alga exhibits a type of sexual life cycle in which the meiotic division occurs after the formation of zygote. The adult filament of this alga has
14.
External fertilisation occurs in majority of
15.
In animals, juvenile phase is followed by-
17.
There are various types of reproduction. The type of reproduction adopted by an organism depends on
19.
The terms homothallic and monoecious are used to denote