An earthworm that feeds on the remains of plants and animals is acting as a

Iguanas need to live in a habitat that is very warm, so the pet store warms their enclosures with "basking lights" which act as an artificial sun. describe how the three methods of thermal energy transfer may take place within the iguana's enclosure.

Which event would lead to primary succession of a forest?

Several billion years ago which gas was the least prevailant in the atmosphere