1.

Factorise :-a’ – 2ab + b2-2​

Answer»

Answer:

nsjsjnsiksjsnsksnnsnsnnsnsjnsnksnsnksnsksnknsjsnsoMatch the following.

A B

1. DIGESTION of starch A. ORGANIC substances

2. Absorption of water B. Small intestine

3. Dead components in the SOIL C. Large intestine

4. A-level D. Habitat of ant, rat and other such

living organisms

5. B-level E. mouth

F. Presence of more mineral elements



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