Q. No.In vegetative propagation, when the _____ come in contact with damp soil or water, they produce roots and new plants.
1. Shoot
2. Node
3. Axial shoot
4. Seed
Which among the following is immortal
| 1. | Sea algae |
| 2. | Amoeba |
| 3. | Plants grown by vegetative propagation |
| 4. | Every living organism is mortal |
The females of placental mammals exhibit cyclical changes in the activities of ovaries and accessory ducts as well as hormones during the reproductive phase. In non-primate mammals it is known as
| 1. | Oestrus cycle |
| 2. | Menstrual cycle |
| 3. | Reproductive cycle |
| 4. | Sexual cycle |
There are various types of reproduction. The type of reproduction adopted by an organism depends on:
| 1. | The habitat and morphology of the organism |
| 2. | Morphology of the organism |
| 3. | Morphology and physiology of the organism |
| 4. | The organism’s habitat, physiology and genetic makeup |
Non-flagellate spores are called conidia. In which organism they are seen?
1. Penicillium
2. Hydra
3. Chlamydomonas
4. Amoeba
Development of zygote taking place outside the body is called?
| 1. | Viviparous | 2. | Oviparous |
| 3. | Omnivorous | 4. | Surrogacy |
Parthenogenesis is the development of an organism directly from:
| 1. | Female gametes |
| 2. | Vegetative cells |
| 3. | Fertilized ovum |
| 4. | None |
In which of the following, gametes are released in the surrounding medium
1. Fishes
2. Amphibians
3. Earthworm
4. Both A and B
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