Ecology Quiz

Which of the following organisms is Autotrophic?

• Algae

• Crayfish

• Shark

• Worm

Which group of organisms recieves its nutrients from breaking down dead organisms and recylcing nutrients back into the environment?

• Autotrophs

• Herbivores

• Carnivores

• Decomposers

Tags

NGSS.MS-LS2-3

How much energy is transferred between trophic levels as you move up the energy pyramid?

• 10%

• 50%

• 90%

• 25%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

As you move up the energy pyramid, what is lost to the environment?

• Energy

• Nutrients

• Biomass

• Heat

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The maximum population size of a species that its environment can support is known as

• Carrying Capacity

• Biodiversity

• Evolution

• Bioaccumulation

Which of the following is a biotic factor within an ecosystem?

• Temperature

• Amount of Rainfall

• Competition between species

• Amount of Sunlight

Tags

NGSS.MS-LS2-2

An organism that can make its own food

• Heterotroph
• Autotroph
• Herbivore
• Decomposer

Which level of the Energy pyramid holds the least amount of stored energy and biomass?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-3

The original source of energy in all ecosystems is

• The Sun

• Decomposers

• Herbivores

• Primary Consumers

What is a carnivore?

• An organism that only eats plants
• An organism that only eats other animals
• An organism that eats plants and animals