2. Living things can weather and erode the Earth. Which statement is true?

A Lichen and plant roots secrete chemicals which cause chemical changes in rocks and cause physical

weathering

B. Lichen secrete chemicals which cause chemical changes in rocks and cause chemical weathering, but

plant roots split rocks apart through physical (mechanical) weathering,

C. All living things cause chemical weathering.

D. Living things only cause mechanical weathering

Question

8 January, 10:45

+5

Answers (2)

Know the Answer?

Rylie Munoz · Answer 1

Rylie Munoz 8 January, 10:59

0

Answer:dsadadasdasdasdasdasda

C

Brian Cabrera · Answer 2

Answer: B

Explanation:

Lichen secrete the chemicals, but plant roots don't secrete chemicals, they dig their roots through the rocks.