Question

Answer the following questions in brief:


1. State two differences between clinical and laboratory

thermometer.

2. Give reasons:

(a)Why is a new quilt warmer than an old one?

(b) Why are the bottoms of cooking utensils often kept black?

3. Define: symbiotic relationship & Photosynthesis.

4. Write the chemical formulae of the following:

(i)Copper sulphate

(ii)Magnesium phosphate

5. What is a combination reaction? Give an example.​

Answer 1

Explanation:

This are answer of few questions...

rest I will soon send you..

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