Question
PLANTS AND ANIMALS
18. Plants can cause mechanical weathering. The seed of a tree, bush, or other plant may sprout in soil that has collected in a cracked rock. As the roots grow, they ___, eventually breaking the rock into pieces.
19. Animals that ___, such as moles and prairie dogs also work to break apart rock and soil. They use their tiny claws to dig through rock to build burrows.
20. Other animals ___ above the ground, causing rock to eventually crumble.
Please help me!!!
18. Plants can cause mechanical weathering. The seed of a tree, bush, or other plant may sprout in soil that has collected in a cracked rock. As the roots grow, they ___, eventually breaking the rock into pieces.
19. Animals that ___, such as moles and prairie dogs also work to break apart rock and soil. They use their tiny claws to dig through rock to build burrows.
20. Other animals ___ above the ground, causing rock to eventually crumble.
Please help me!!!
Answers
anonymous
18. mosses
19. burrow in the ground
i'm not sure about the answer for question 20
19. burrow in the ground
i'm not sure about the answer for question 20