Name_________________________
Living and Non Living/ Cell Theory
Study Guide
1. A living thing is also called an ____________.
2. Organisms respond to ____________ from their environment such as
light, sound, and heat.
3. A cat having a litter of kittens is an example of development or
reproduction.
4. An abiotic factor is one that is __________________. A biotic factor is
one that is ___________________.
5. Give an example of a living and nonliving thing. State reasons why
the organism is living and why the other is not.
6. Plants reproduce ________________ while humans reproduce
________________.
7. _________________ means to change as you grow.
8. Organisms that have only one cell are called ___________________.
9. Organisms that have more than one cell are called ________________.
10. In the morning you eat breakfast so that you can obtain
_____________.
11. A _______________ is the smallest unit of life.
Name_________________________
12. The three parts of the cell theory are:
1. ________________________________________________
2. ________________________________________________
3. ________________________________________________
13.Which scientist concluded that cells come from preexisting cells?
_____________________________
14. ___________________ was the first to see “empty spaces” in cork. He
called these spaces _________________.
15. Which scientists concluded that all plants have cells?
____________________________
16. Which scientists concluded that all animals have cells?
____________________________