Q.Draw label diagram of male and female r eproductive organs in humans. Answer: Q. What are different kinds of fertilization? Answer: Fertilization which takes place inside the female body is called internal fertilization. Internal fertilization occurs in many animals including humans, cows, dogs and hens. The fusion of a male and a female gamete takes place outside the body of the female is called external fertilization. It is very common in aquatic animals such as fish, starfish, etc. Q. Differentiate between Viviparous and Oviparous Animals? Answer: The animals which give birth to young ones are called viviparous animals. eg. cat ,dog, lion etc. Those animals which lay eggs are called oviparous animals.e.g. insect , fish ,frog, and reptile. Q. What is metamorphosis? Answer: Metamorphosis is the process of the transformation of larva into an adult through drastic change. For example pupa into adult butterfly. Metamorphosis does not occur in viviparous anima
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