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Soil Notes

Soil Notes

Topics :

- Soil formation

- Composition of soil

- Properties of soil

- Types of soil

- Soil suitability for crops

- Prevention of soil erosion

- Soil pollution

- Activities/experiments

Keywords

KEYWORDS

Exercise

EXERCISE

Fill in the blanks:

Rocks break up due to ______ weathering.

Ans: physical

_______ weathering is a mechanical process.

Ans: physical

Microorganisms break down animal and plant remains to form _______ soil/humus).

Ans: humus