REWARDS Plus Science Unit 2

presence

• state of being productive

• state of being in a place

• state of being sick

• state of being confused

pigment

• substance that gives color

• something that foams

• something that rewards you

• substance that does damage

respiration

• the act of respecting

• the act of taking in oxygen

• the act of restoring

• the act of giving out oxygen

contain

• join together

• set something free

• hold inside itself

• let go of something

release

• employ for a purpose

• hold inside itself

• change to the opposite

• let go of something

recombine

• change to the opposite

• join together differently

• arrange or build

• employ for a purpose

Put these word parts in order.

ent

ex

ist

Put these word parts in order.

ex

ence

ist

Put the word parts in order.

bin

re

com

ing

What was the passage in Unit 2 all about?

• the importance of photosynthesis and cellular respiration

• the importance of the plants’ leaves

• the importance of oxygen and water in ecosystems