Unit test

Unit 1

100

Definition of trophic levels?

1. 
   

   each of several hierarchical levels in an ecosystem, comprising organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy.

   
   

200

What makes its own energy and begins the food chain?

Plants.

300

What are examples of trophic levels?

rats, snakes, and hawks.

400

What is it called when one living thing benefits from the other while the other does not benefit anything?

commensalism.

500

What type of consumer only eats meat?

carnivores.

Unit 2

100

How can you tell when a species is at carrying capacity?

When one or more species start to grow too much

200

Muscle cells have more of what organelle?

mitochondria.

300

What are examples of reactants and products?

ice and fire.

400

What does the chloroplast function do?

Convert light energy into relatively stable chemical energy.

500

What do reactants and products mean?

The wax of a candle and oxygen in air are reactants in a combustion reaction.

Unit 3

100

What is the smallest cell?

Mycoplasm

200

Where does a cell contain its genetic material?

the nucleus.

300

What are the steps of protein synthesis?

initiation, elongation, and termination.

400

What is the definition of protein synthesis?

the process by which amino acids are linearly arranged into proteins.

500

What happens during the interphase stage?

replicates its DNA in preparation for mitosis.