If you pull a dandelion plant out of the ground, a new dandelion plant can grow from fragments of the deep taproots that may be left behind. under which environmental conditions might this be advantageous? select all that apply. a. warm surface conditions b. dry surface conditions c. cold surface conditions d. wet surface condition

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm