March 30, 2015

Homework Help: science

Posted by Sara! on Tuesday, September 21, 2010 at 6:42pm.

Check my answers? thanks ppl

1. which of the folowing is NOT considered an organism?

A an oak leaf
B a spider
C an elephant
D a bacteria cell

is it D. which domain of life do humans belong?

A. animals
B. eukarya
C. archae
D. none of the above


3. DNA is found in the nucleus of

A. all cells.
B. eukaryotic cells only
C. prokaryotic
D. unicellular organisms only.

is it A

4. which is a chemical product of photosynthesis that is used by consumers?
A. water
B. carbon dioxide
C. food
D. heat

is it B.

5. which of the following processes provides the raw material for the other 3 to occur?
A. natural selection
B. adaptation
C. genetic variation
D. evolution

is it C

6. some poisonous organisms are brightly colored, which warns others not to eat them. which theme does this best represent?

A. adaptation
B. regulation
C. the cellular basis of life
is it A

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