Which of the following statements is true about external and internal fertilization?

The answer is C.  External fertilization doesn't require sexual intercourse.

Explanation:

Fertilization is the process by which haploid gametes, sperm and egg, combine to produce new offspring.  

Based on the fusion of sperms and egg fertilization is divided into two types, Internal fertilization and external fertilization.  

Internal fertilization:

In internal fertilization the sperms are inserted into female reproductive system where they fuse with egg and zygote is formed.  

External fertilization :

In external fertilization, the sperms and egg fuse outside the female reproductive system. Mostly this type of fertilization is found in aquatic organisms like fish and amphibians. The female deposits her eggs at a place and then male ejects the sperms over eggs and then fusion take place.  

answer: c

explanation:

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