Homeworks for Class 10 - SCIENCE for the summer 2017


1. Write the chemical formula of the following 20 chemical compounds using proper steps-

Magnesium carbonate, Magnesium sulphate, Magnesium phosphate, Magnesium hydroxide, , Magnesium oxide, Magnesium chloride,  Ammonium carbonate, Ammonium sulphate, Aluminium phosphate, Ammonium hydroxide, Ammonium nitrate, Ammonium chloride, Sodium carbonate, Potassium chloride, Sodium hydroxide, Aluminium oxide, Sodium chloride, Sodium hydrogen carbonate, Hydrogen sulphide, Zinc sulphate 

2. Study the following topics from class 7 and class 8 science text books.

a. Nutrition in plantst

b. Nutrition in animals

c. Excretory system in human beings

d. Respiratory system in human beings

e. Circulatory system in human beings

f. Reproductive system in human male and human female.

A preparatory test for Biology portions in class X will be conducted after reopening.

 

 



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