Question

1) A car accelerates uniformly from 10m/s to 20 m/s in 5s. Calculate its

acceleration.


2. if 3 gram of carbon burn in 8 gram of oxygen to produce 11 gram of carbon

dioxide then how much carbon dioxide will be produced if 12 gram of carbon is burnt in 32 gram

of oxygen. Which law of chemical combination govern your answer


3. Fill in the blanks:

(a) In a chemical reaction atoms can neither be _____ nor be_____ .

(b) Fat and lipids are produced by ______ organelles.

.c) 1 mole of ( of anything ) is __________in number

4. Name the tissues

(a) Connective tissue with fluid matrix.

(b) Tissue present in the brain.

(c) Tissue that transports food in plants.

(d) Tissue present in stems around vascular bundle.

(e) Tissue present in the growing tips of stems and roots ( responsible for the increase in length

of roots)

5. Write symbol ,atomic number & valency of OXYGEN and ALUMINIUM



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Answer 1

Answer:

itna sare ek sath kaise hoga ek ek karke bhejo