Explain what you understand by sexual and asexual reproduction?
Asexual reproduction and sexual reproduction is the types of reproduction in plants.
asexual reproduction = plants give rise to new plants without seeds Or spores is called asexual reproduction.
types of asexual reproduction.
1. vegetative propagation
2. budding
3. fragmentation
4. spore formation
and fifth is
5. binary fission.
and sexual reproduction =
1. new plants are obtained from seeds and reproduction in plants from flower is called sexual reproduction.
types of sexual reproduction.
1. with the help of reproductive organs
2. pollination
3. fertilization
4. fruit and seed formation
and the fifth is
5. seed dispersal
Explain what you understand by sexual and asexual reproduction?
Sexual Reproduction
Sexual reproduction is a type of reproduction that involves the fusion of gametes (reproductive cells) from two parents to produce offspring. This process requires the involvement of both male and female individuals and leads to genetic variation in the offspring. Sexual reproduction is the most common method of reproduction in higher organisms, including plants, animals, and humans.
Key Points:
- In sexual reproduction, two parents contribute genetic material to the offspring.
- The parents produce special cells called gametes, which are involved in the process of sexual reproduction.
- Gametes are produced through a specialized cell division called meiosis, which halves the number of chromosomes in the cells.
- The male gamete is called sperm, and the female gamete is called an egg or ovum.
- During sexual reproduction, the sperm and egg fuse together in a process called fertilization, forming a zygote.
- The zygote then undergoes cell division and develops into an embryo, eventually growing into a new individual.
Asexual Reproduction
Asexual reproduction is a type of reproduction that does not involve the fusion of gametes from two parents. Instead, a single parent organism produces offspring that are genetically identical or nearly identical to itself. Asexual reproduction is common in many lower organisms such as bacteria, fungi, and plants, but it also occurs in some higher organisms like certain animals.
Key Points:
- In asexual reproduction, only one parent is involved in the production of offspring.
- There is no fusion of gametes, and genetic material is not exchanged between individuals.
- Asexual reproduction involves various mechanisms such as binary fission, budding, fragmentation, and spore formation.
- Binary fission is the simplest form of asexual reproduction, where the parent organism divides into two equal parts, each becoming a new individual.
- Budding is a process in which a small outgrowth or bud forms on the parent organism and eventually detaches to become a new individual.
- Fragmentation occurs when the parent organism breaks into fragments, and each fragment develops into a new individual.
- Spore formation involves the production of specialized cells called spores, which can develop into new individuals under suitable conditions.
- Asexual reproduction results in genetically identical offspring, also known as clones.
Conclusion
Sexual and asexual reproduction are two different methods of reproduction observed in living organisms. Sexual reproduction involves the fusion of gametes from two parents, leading to genetic variation in the offspring. On the other hand, asexual reproduction does not involve the fusion of gametes and produces genetically identical or nearly identical offspring. Both methods have their advantages and disadvantages, and different organisms have adapted to use one or the other based on their specific needs and environments.
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