Ii. write true (t) or false (f) against the following statements:
1. chemical changes do not break down rocks.
2. adding humus does not improve a sandy soil.
3. fertilizers also provide humus for the soil.
4. subsoil is rich in humus.
5. non-biodegradable wastes get decomposed by themselves.
6. terrace farming is a method of conserving soil.​

true

true

false

true

false

true

1f

2f

3t

4f

5f

6t

Explanation:

thankyou

1)False

2)False

3)True

4)True

5) blackish

6)True

hope it helps

1- ?

2-true

3-true

4-true

5-blackies

6-true

1. b)

2. a)

3. b)

4. d)

5. a)

6. d)

7. b)

8. d)

9. c)

10. c)

11. b)

12. b)

13. a)

14. d)

1. T

2. T

3. T

4. T

5.T

6. T

So all above questions are get True only

1.False(mixture of sand and clay)

2.True

3.True

4.True

5.False(different in colour)

6.True

3 will be the ans plz mark as brainliest

5 A. A horizon

6. C. Clay

7. C. clay

8. D. humus

9. A. Topsoil.

Explanation:

5. b Alluvial

6. d soil

7. b. tributaries

8. d top soil

9.

10. c seismology

as soft rock flows slowly in cycles known as convention currents, transference of mantle heat takes place.

explanation:

in earth’s mantle a process called convention currents occurs in the particles moves in the region based upon their weight. the particle with less weight gets warmer and move upwards whereas the particles with weight get colder and moves downwards. phenomenon is responsible of transfer of heat in mantle region as flowing would be very slow.

answer:

i will follow if you will follow me back. my id is @anchalpatnaik07.