Choose all the answers that apply.

Water:

can dissolve most substances
has a strong attraction to itself
is neither acidic nor basic
contracts when it freezes
heats up and cools down more quickly than land

What two fields of study provide the core information that is used to classify organisms?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere