Question

what are difficult about chapter soil . class 7​

Answer 1

Answer:

CBSE Class 7 Science Notes Chapter 9 Soil

Soil SourcePlantsAnimalsSoil from the area where construction is going onNo plantsAntsSoil from agricultural landGrass roots and plant rootsEarthworms, milipedes, centipedes, fungi and bacteriaSoil from river sideDry grasses, hays and humusMilipedes, centipedes, and lichens

Explanation:

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Answer 2

Answer:

Notes on soil class 7

CBSE Class 7 Science Notes Chapter 9 Soil

Soil Source Plants Animals

Soil from the area where construction is going on No plants Ants

Soil from agricultural land Grass roots and plant roots Earthworms, milipedes, centipedes, fungi and bacteria

Soil from river side Dry grasses, hays and humus Milipedes, centipedes, and lichens

Explanation:

Notes on soil class 7

CBSE Class 7 Science Notes Chapter 9 Soil

Soil Source Plants Animals

Soil from the area where construction is going on No plants Ants

Soil from agricultural land Grass roots and plant roots Earthworms, milipedes, centipedes, fungi and bacteria

Soil from river side Dry grasses, hays and humus Milipedes, centipedes, and lichens