Unit 2 Energy in Ecosystems Review

What are decomposers?

• Organisms that convert dead or decaying organic matter into energy

• Organisms that consume dead or decaying organic matter

• Organisms that break down dead or decaying organic matter

• Organisms that produce organic matter

Which of the following are examples of an invasive species?

• Asian carp

• Lionfish

• Monarch butterfly

• Zebra mussel

What are producers?

• Organisms that eat other organisms for food

• Organisms that only eat plants for food

• Organisms that can make their own food using energy from the sun or chemicals in the environment.

• Organisms that cannot produce their own food

What is transpiration?

• The process by which plants absorb water from the atmosphere

• The process by which moisture is carried through plants from roots to small pores on the underside of leaves, where it changes to vapor and is released into the atmosphere.

• The process by which plants convert sunlight into energy

• The process by which plants release moisture into the soil

What is a limiting factor?

• A factor that only affects the growth, abundance, or distribution of a single species in an ecosystem.

• A factor that restricts the growth, abundance, or distribution of a population in an ecosystem.

• A factor that has no effect on the growth, abundance, or distribution of a population in an ecosystem.

• A factor that promotes the growth, abundance, or distribution of a population in an ecosystem.

What is a niche?

• the role of an organism in its ecosystem.

• A specialized segment of the market for a particular product or service.

• A small hole or crevice in a wall or other structure.

• A type of musical instrument.

What is a predator?

• An animal that helps other animals find food.

• An animal that hunts and kills other animals for food.

• An animal that is hunted and killed by other animals.

• An animal that only eats plants.

What is prey?

• An animal that hunts and kills another animal for food.

• An animal that is hunted and killed by another animal for food.

• An animal that is hunted and killed by another animal for protection.

• An animal that is hunted and killed by another animal for sport.

What is a herbivore?

• An animal that only eats meat.

• An animal that only eats plants.

• An animal that eats both plants and meat.

• An animal that does not eat.

What is photosynthesis?

• The process by which animals convert food into energy.

• The process by which plants convert sunlight into energy.

• The process by which plants absorb water from the atmosphere.

• The process by which plants release moisture into the soil.