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प्रश्न
What is reproduction?
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 do algae and fungi shift to sexual mode of reproduction just before the onset of adverse conditions?
Why is the offspring formed by asexual reproduction referred to as clones?
Distinguish between asexual and sexual reproduction
Why is vegetative reproduction also considered as a type of asexual reproduction?
List and describe any two vegetative propagules in flowering plants.
State two advantages of vegetative propagation.
A Plant called X possesses small flower with reduced perianth and versatile anther. The probable agent for pollination would be
Identify the correctly matched pair
The unicellular organisms which reproduce by binary fission are considered immortal. Justify.
Why are the offsprings of oviparous animal at a greater risk as compared to offsprings of viviparous organisms?
Differentiate between the following:
Binary fission in amoeba and multiple fission in Plasmodium
In which type of parthenogenesis are only males produced?
In the following question, there are two statements. One is the assertion (A) and the other is reasoning (R). Mark the correct answer as
- Assertion: In-bee society, all the members are diploid except drones.
- Reason: Drones are produced by parthenogenesis.
A B C D
In the following question, there are two statements. One is the assertion (A) and the other is reasoning (R). Mark the correct answer as
- Assertion: Offsprings produced by asexual reproduction are genetically identical to the parent.
- Reason: Asexual reproduction involves only mitosis and no meiosis.
A B C D
Asexual reproduction is common among ______.
Fleshy buds produced in the axil of leaves, which grow to form new plants when shed and fall on the ground are called ______.
Vegetative propagation in Pistia occurs by ______.
The term ‘clone’ cannot be applied to offspring formed by sexual reproduction because ______.
Which of the following statements is true of Bryophyllum?
A population of genetically identical individuals, obtained from asexual reproduction is ______.
What is common between vegetative reproduction and apomixis?
The structure of bilobed anther consists of ______
Which root zone is responsible for maximum water absorption?
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.
Although sexual reproduction is a long drawn, energy-intensive complex form of reproduction, many groups of organisms in Kingdom Animalia and Plantae prefer this mode of reproduction. Give atleast three reasons for this.
