Answer:
An amount that has to be paid or spent to buy or obtain something is called cost.
The sustainable use of land means using the spare land in such an activity which supports the society and benefits the environment.
In such a situation if a land is found spare then a park should be constructed on it.
This will create an recreational activity spot for the society and they will be able to spend their leisure time with fun.
Also there will be less pollution and harm to environment will be lowered by greenery and trees in the park.
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1.its single celled
2.it grows in asia
3.they are long
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Answer:
proteins and carbohydrates.
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Explanation: