1. Which term refers to the process by which individuals that are better suited to the environment survive and reproduce therefore passing down their genes.

a. Evolution
b. Variation
c. Adaptation
d. Natural Selection

2. A group of tissues that works together for a common function is called

a. Organ
b. Cell
c. Organ system
d. Organism

3. This is an organism made of one cell

a. Multicellular
b. Unicellular
c. Colonial
d. Plant kingdom


4. What is the driving force behind evolution?

a. DNA
b. energy
c. Reproduction
d. Natural Selection

5. The name given to the internal balance that cell maintains with its external environment

a. Homeostasis
b. Diurnal
c. Circulation
d. Circulation

6. Which example is an activity that a fish most likely uses to maintain homeostasis within its body?

A. using camouflage to avoid predators
B. feeding at night to regulate body temperature
C. moving to deeper water to regulate metabolic wastes
D. exchanging gases through its gills to regulate oxygen levels

7. Which of the following best illustrate evolution?

A. quick change in a species
B. change in species over time
C. no change in a species
D. the interaction of living things and their environment

8. Living organisms can be classified as prokaryotes or eukaryotes. Which two structures are common to both prokaryotic and eukaryotic cells?

a. cell wall and nucleus
b. cell wall and chloroplast
c. plasma membrane and nucleus
d. plasma membrane and cytoplasm

PART II

Construct a simple food chain showing the interactions that exist between and among different organisms. Emphasize the producer, consumers and decomposer/s.​