In terrestrial organisms like birds and reptiles, internal fertilization take place While some aquatic organisms show external fertilisation
What is the disadvantage of external fertilization

In terrestrial organisms like birds and reptiles, internal fertilization take place While some aquatic organisms show external fertilisation Name any two organisms showing external fertilization

Fertilisation in some organisms occur outside the body.Name that kind of fertilization. Write its disadvantages.

During sexual reproduction fertilization is an important process.But in most aquatic organisms like fishes,amphibians etc.external fertilization occur.In most terrestrial organisms internal fertilization is common. Point out the differences between external and internal fertilization.

In which of the following sets of organisms does the external fertilization occur?

Assertion: Syngamy occurs in the external medium, i.e. the outside of the body of the organism is called external fertilisation. Reason: Syngamy occurs inside the body of organism is called internal fertilisation.

When a gamete without any fusion develops into a new organism the phenomenon is called Syngamy External Fertilization Parthenogenesis Parthenocarpy

Observe the relationship between the first two terms and fill in the blanks. a) Hydra : Bud :………………..: Gemmule b) Birds: Internal fertilization : ………………..External fertilization.