iv Evs ch 19 n.b.pptx with all notes good

A contain a summarized data of whole chapter

1. C h - 1 A n i m a l l i f e r e p r o d u ction Note* 1.Do this work in EVS fair notebook. 2. Fill index properly with Sr.No.,Date and Pg. No. 3.Kindly make your ward to learn also.

2. Q.1 Answer the following: Q.1 Why is reproduction necessary? Ans. Reproduction is necessary to continue our own kind on earth. Q.2 What are the two main ways of reproduction among animals? Ans. T he two main ways of reproduction among animals are : a) By laying eggs. b) By giving birth to young ones. Q.3 Draw labelled diagram of : i) Life cycle of Butterfly ii) Life cycle of Frog

3. L i f e c y c l e o f b u t t e r f l y

4. Q.4 Define the following: Ans. a) Moulting : It is a process in which the baby insect (young one) shed their skin before they grow into an adult. b) Reproduction : The process by which living beings produce (young ones) of own kind is called Reproduction. Q.5 Name some animals which are known for parental care? Ans. Dogs,Cats,Lions are known for parental care. Hots: Q.1) When a chick hatches out of an egg, the yolk and albumen are missing ? Why?

5. Ans. T h e yolk and albumen of an egg are consume by growing chick. Q.2) What is resemblance? Ans. Same family members have similar features such as eyes,ears,nose,chin etc. This is called resemblance.