Question

question 7 (1 point)
what does organic matter do to soil structure?
a improves structure by making more pores
b makes it harder
c turns soil white
d removes water

question 8 (1 point)
how does organic matter act like a sponge?
a it bounces when dropped
b it absorbs and stores water in soil
c it dissolves in water
d it evaporates quickly

question 9 (1 point)
why does beach sand dry out quickly?
a it is always in the shade
b it has little organic matter and large pores
c it is covered in trees
d it contains a lot of organic matter

Explanation:

For Question 7: Organic matter improves soil structure by creating more pores, which allows for better air - water movement and root growth.
For Question 8: Organic matter in soil acts like a sponge as it can absorb and store water, providing moisture to plants over time.
For Question 9: Beach sand dries out quickly because it has little organic matter and large pores, which do not retain water well.

Answer:

Question 7: A. Improves structure by making more pores
Question 8: B. It absorbs and stores water in soil
Question 9: B. It has little organic matter and large pores