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प्रश्न
What is reproduction?
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उत्तर
Reproduction is the biological process of producing young ones of their own kind. It is a vital process for the existence of a species and it also brings suitable changes through variation in the offsprings for their survival on earth.
संबंधित प्रश्न
Write the name of the organism that is referred to as the ‘Terror of Bengal’.
Why is the offspring formed by asexual reproduction referred to as clones?
How does the progeny formed from asexual reproduction differ from those formed by sexual reproduction?
Give two suitable examples of vegetative propagation.
List and describe any two vegetative propagules in flowering plants.
Answer the following question.
A pollen grain in angiosperm at the time of dehiscence from an anther could be 2-celled or 3-celled.Explain.How are the cells placed within the pollen grain when shed at a 2-celled stage?
Differentiate between the following:
Budding in yeast and budding in Hydra
Why do we refer to offspring formed by asexual method of reproduction as clones?
Although potato tuber is an underground plant part, it is considered as a stem. Give two reasons.
Match the organisms given in Column-’A’ with the vegetative propagules given in column ‘B’.
| Col. A | Col. B | ||
| i. | Bryophyllum | a) | offset |
| ii. | Agave | b) | eyes |
| iii. | Potato | c) | leaf buds |
| iv. | Water hyacinth | d) | bulbils |
