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 |
2.
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 |
3.
In papaya and date palm, both male and female flowers are present on the same plant.
4.
There is no natural death in single celled organisms like Amoeba and bacteria because-
8.
External fertilisation occurs in majority of
9.
The most significant feature of vegetative propagation is that
10.
The terms homothallic and monoecious are used to denote
12.
Gametes are always haploid and gametogenesis always involves meiosis.
13.
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
16.
Offspring formed by sexual reproduction exhibit more variation than those formed by Asexual reproduction because-
17.
Mitotic cell divisions occur during embryo-genesis.
18.
Identify the correct sequence of events.