Direction: Write "true" if the statement is correct and "false" if the statement is wrong.

1. Ecology refers to the relationship of the organism to the environment.
2. Ecology is concerned with the transformation and flux of energy and matter.
3. A niche is a habitat where the organism meets its needs and has an impact on it.
4. The predator-prey equation depicts that species are locked together in a never-ending struggle.
5. The Red-Queen theory describes individuals' survival despite being attacked by parasites.

Item II: Multiple Choices

Direction: Choose the best alternative that answers the question correctly.

1. Lotka-Volterra equation:
A. Studies the dynamics of food chains and food webs in which a predator species becomes prey as well.
B. Studies the fitness of an organism even if attacked by parasites.
C. States that individuals in a population of a species are not identical.
D. All of the above.
E. None of the above.

2. Which one of the following statements is TRUE?
A. Natural diversity of nature is because of the evolutionary process.
B. Evolution is happening all the time.
C. Individuals that form a population of a species are not identical.
D. All of the above.
E. None of the above.