Where do we get these food items from?
What are protective foods?why are they called so?
1). Why are standard units used for measurements?
give reason : all living beings do not need same kind of food .
Why do we need standard units of measurement?
What are the ways we can think of to avoid wastage of food
give 10 examples for herbs , shrubs,climbers ,creepers
Name some of the devices in which electric cells are used?
MELTING OF ICE IS A PHYSICAL CHANGE.WHY
you not use an elastic measuring tape to measure distance? What would
be some of the problems you would meet in telling someone about a
distance you measured with an elastic tape?
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