Question

A. Fill in the blanks.
1. The uppermost layer of the Earth's crust is called ______ .
2. Plants are called_______.
3. Microorganisms act as ______ in the environment.
4. The food chains are interconnected with each other to make a______.
5. Weeds, eaten by small fish which are in turn eaten by big fish make up the________
food chain.
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Answer 1

Answer:

1. lithosphere

2. autotrops

3.bacteria

4. food cycle

5. raw