MEDIUM
7th CBSE
IMPORTANT
Earn 100

Why is loamy soil best for growing crops?

Important Questions on Soil

MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Multiple Choice Questions (MCQs)>Q 3
When there is sufficient rain, groundwater level _____.
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q G
Why does clayey soil have a very good water-holding capacity? Explain.
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q G
Alex is a soil specialist, and he sells manure best suited for wheat. He goes to a village where farmers are planning to sow wheat which grows best in a clayey and loamy soil. He tests the soil sample and finds that the soil is more suitable for the growth of cotton rather than wheat. He tells the villagers about this despite knowing that they will not buy his manure.
(a) Why clayey-loamy soil is preferred for growing wheat?
(b) Which value is shown by Alex?
HARD
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q H
What is meant by soil profile? Draw a sketch of the soil profile and label the various layers.
HARD
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q H
Write any five features of clayey soil.
HARD
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q H
What do you mean by soil erosion? What are the main causes of soil erosion? How can we prevent soil erosion?
MEDIUM
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q I
To make roads, people break large rocks into smaller ones. Can this be called weathering of rocks?
HARD
7th CBSE
IMPORTANT
Exploring Science BASED ON THE LATEST NCF GUIDELINES 7>Chapter 9 - Soil>Exercise>Q J
A student has two samples of soil: Sample-X and Sample-Y. He pours an equal amount of water in both. In sample-X, the water is standing whereas in sample-Y, there is no water. What type of soil can X and Y be?