1. In the theory of natural selection, what species are most likely to survive?
A.Organisms with inherited acquired.
B. Organisms with variations that make them adapted to their environment.
C.Organisms that overproduce.
D. Organisms thar were isolated.

2. Individuals within a population have slightly different traits, or variations, How do variations improve the likelihood that a population will survive?
A. Variation enables individuals to produces offspring that will survive into adulthood.
B. Variation enables the population to acquire traits, which help individuals survive.
C. Variation provides the raw material (pool of genes) upon which natural selection acts in a population.
D. Variation enables individuals who are very different from the rest of the population to reproduce more successfully.

3. Which of the following statements BEST explains the Theory of Natural Selection?
A. Organs that are not used may disappear while organs are constantly used may develop.
B. In nature, the organisms with desirable characteristics may survive while those with weaker traits may not.
D. Acquired characteristics of parents can be passed on to offspring.

4. Which of the following statements DOES NOT describe evolution?
A. Evolution is continuous
B. Evolution refers to change. C. The world is stable and unchanging.
D. If there is mutation, there is evolution.​