The lysosome is to the cell as the _______ is to a factory.

What term refers to the movement of molecules from an area of higher concentration to an area of lower concentration?

Which term refers to the diffusion of water molecules through a selectively permeable membrane?

Which term refers to the movement of materials through a cell membrane without using the cell’s energy?

consumers that eat both plants and animals are called

The many overlapping food chains in an ecosystem make up a(n)

All plants are

The smallest unit of ecological organization is a single

The largest population that an environment can support is called its

Which organism is likely to be at the beginning of a food chain for a pond ecosystem?

We get energy from food. The energy in the food first comes from

Which of the following is NOT used to make glucose in photosynthesis?

The equation: CO2 + H2O + light energy ------- C6H12O6 + O2 is

_________ trees produce seeds in cones and do NOT lose their leaves in the fall.

When a flea is living on a dog, the dog is the

Parasitism occurs when one organism benefits from an interaction and the other organism:

Grass that gains energy from the sun is an example of a

A major factor used to classify biomes is

Which organelle is the control center of a cell?

Animals that eat a variety of meats, fruits, and vegetables are

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