7th grade Ecology Mid Unit Test Review

Which of the following is the term best describes the things in an environment that limit the growth of a population of organisms?

• Habitat
• Limiting Factor
• Predation
• Ecology

If organism A is feeding on & harming organism B, we know that organism A must be a _________________

• parasite
• host
• predator
• prey

Which of the following is the most significant DIFFERENCE between a consumer and a predator?

• Consumers make up the lowest level of a food web, while predators make up the highest level of a food web
• Consumers make up the smallest amount of organisms in a food web, while predators make up the most
• Consumers eat producers (plants), while predators hunt and feed on prey (other animals)
• Consumers contain the least amount of energy in a food web, while predators contain the most energy

The competition for natural resources directly affects an organism's ability to do which of the following?

• find a mate
• grow and thrive
• produce genetically superior offspring

Which of the following is a RESULT of photosynthesis?

• glucose
• carbon dioxide
• water
• radiant energy

What type of energy is used in the process of photosynthesis?

• thermal
• wind
• radiant
• potential

____________ factors are the NON-LIVING factors in an environment.

• Abiotic
• Biotic

The natural environment in which an organism lives is best known as the organism's _________________

• population
• biome
• ecology
• habitat

Adaptations such as camouflage, speed, and fangs/sharp teeth, are all advantages that an organism has for which of the following?

• to attract prey
• protection from predators
• to attract a mate
• none of the above

__________ factors are all the factors that are either living or once living that make up an environment. 

• Abiotic
• Biotic