1. Distinguish between- Infectious and non – infectious diseases. Infectious diseases Non-infectious diseases 1. The diseases which can be transmitted...

1. Describe natural resources with reference to the following 3 types: a. Mineral resourcesAnswer:Mineral wealth has an important place among...

1. Write the proper words in the blanks:(meridian, horizon, twelve, nine, apparent, celestial, ecliptic) a. When seen from a great...

1. Write the appropriate terms in the blanks: a. The alloys called …………. and …………. are used for making industrial...

1. Fill in the blanks: a. Sound is generated by the rhythmic ……………. of any object.Answer:vibrations b. The frequency of...