Answers

2014-12-14T19:16:39+05:30
What do u mean by trees?
how trees are helpful to us?
how they help us to live?
what process is going in plants for its food?
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2014-12-14T19:30:09+05:30
What are their uses?
what products can we get from trees?
what are the contributions of trees to the environment?
what are the stages of the life of the trees?
how can we count the age of trees?
how do they get nutrition?
what are its life processes?
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