First Semester Final Exam Science Practice Test

Which of the following is not an ABIOTIC factor?

• Animals

• Rocks

• Air

An animal who hunts and kills its own food is called a(n) _____.

• Prey

• Predator

• Invasive Species

The place in an ecosystem where an organism lives is called ____________.

• Prey

• Niche

• Habitat

________________ are organisms that are being hunt by other animals to be their food.

• Prey

• Predator

• Invasive Species

An organism’s role in an ecosystem is its _____________.

• Prey

• Niche

• Habitat

The picture shows living things in an ecosystem. Which organism is a producer?

• Eagle

• Snake

• Grass

An _________________ specie can harm the environment by growing and spreading quickly in that area.

• Invasive

• Predator

• Prey

This animal is a predator.

If a predator is removed in an ecosystem, then ___________________________________.

• the population of predator will DECREASE

   

• the population of prey will INCREASE

• the population of prey will DECREASE

Decomposers are important to the health and balance of an ecosystem because they:

• produce oxygen for living things

• prey on overpopulated animals

• breaks down animal and plant matter

Which of the following is not a BIOTIC factor?

• Rocks

• Plants

• Animals