Chemistry, 03.02.2021 17:00 christianhernan2
Which statement best describes the role of lichens in ecological succession?
A. They replace smaller trees and shrubs that need less sunlight.
B. They release acids that help break down bare rock to form soil.
C. They add nutrients to the soil and hold the soil together with roots.
D. They use nitrogen from the air to make nutrients that plants can
use.
Answers: 3
Chemistry, 21.06.2019 13:50
An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.
Answers: 2
Chemistry, 21.06.2019 20:30
18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*
Answers: 1
Chemistry, 22.06.2019 14:00
How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?
Answers: 3
Which statement best describes the role of lichens in ecological succession?
A. They replace smalle...
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