6 Written Questions

1. The entire portion of Earth inhabited by life; the sum of all the planet's ecosystems.
2. collection of living matter enclosed by a barrier that separates the cell from its surroundings; basic unit of all forms of life
3. the study of living things
4. an individual living thing
5. community of living things plus the nonliving features of the environment that support them
6. the process by which species gradually change over time

6 Multiple Choice Questions

1. different populations that live together in a defined area
   1. organism
   2. stimulus
   3. evolution
   4. community
2. process by which cells from two different parents unite to produce the first cell of a new organism
   1. evolution
   2. asexual reproduction
   3. population
   4. sexual reproduction
3. process by which organisms maintain a relatively stable internal environment
   1. biosphere
   2. homeostasis
   3. metabolism
   4. organism
4. Trasmission Electron Microscope; used to study parts inside of a cell; only dead cells can be observed
   1. SEM
   2. TEM
   3. cell
   4. stimulus
5. a signal to which an organism responds
   1. TEM
   2. stimulus
   3. cell
   4. SEM
6. process by which a single parent reproduces by itself
   1. population
   2. evolution
   3. sexual reproduction
   4. asexual reproduction

6 True/False Questions

1. electron microscope → decimal system of measurement based on certain physical standards and scaled on multiples of 10

   True        False

2. metric system → decimal system of measurement based on certain physical standards and scaled on multiples of 10

   True        False

3. population → the process by which species gradually change over time

   True        False

4. metabolism → set of chemical reactions through which an organism builds up or breaks down materials as it carries out its life processes

   True        False

5. SEM → Trasmission Electron Microscope; used to study parts inside of a cell; only dead cells can be observed

   True        False

6. compound light microscope → microscope that allows light to pass through a specimen and uses two lenses to form an image

   True        False