Ecology Pyramids

Which of the following is an example of an abiotic part of an ecosystem?

• A. A rotting log

• B. A winding creek

• C. A dead leaf

• D. A nut on a tree

Which of the following best describes consumers?

• A. Organisms that are able to make sugars for energy

• B. Organisms that must eat other animals for energy

• C. Organisms that must eat plants or animals for energy

• D. Organisms that break down dead bodies and waste for energy

Tags

NGSS.MS-LS2-2

Which of the following shows an accurate path of food energy?

• A. Sun-->fish--> plant--> bear

• B. Bear-> fish ->plant-> sun

• C. Sun->plant->fish

  ->bear

• D. Plant -->fish-> bear

  -> sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

If the sun were completely blocked so that it no longer provided energy to the plants in a lake, what would happen to the remaining life in the lake?

• A. Only the animals that eat the plants would die

• B. Only the plants would die

• C. All the carnivores would die

• D. All the organisms in the lake would die

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which claims are supported by the diagram shown? Select all that apply.

• A. 90 percent of the energy at a trophic level is transferred to the next trophic level.

• B. 10 percent of the energy at a trophic level is transferred to the next trophic level.

• C. The highest trophic level receives the least amount of energy in an ecosystem.

• D. The lowest trophic level receives the least amount of energy in an ecosystem.

Tags

NGSS.MS-LS2-3

Which statement best describes the difference between a producer and consumer?

• A. A producer is in a higher trophic level than a consumer.

• B. A consumer makes its own food whereas a producer obtains food by eating other organisms.

• C. A producer breaks down dead and decaying organisms while a consumer always eats other animals.

• D. A producer obtains energy from sunlight while a consumer obtains energy by feeding on other organisms.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Grass-> Rabbit->Snake-> Eagle

Based on the given food chain, the grass is a that fits into the specified trophic level._______________.

• Producer

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

Tags

NGSS.MS-LS2-3

Grass-> Rabbit->Snake-> Eagle

Based on the given food chain, the snake is a that fits into this trophic level._______________.

• Producer

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

Tags

NGSS.MS-LS2-3

Grass-> Rabbit->Snake-> Eagle

Based on the given food chain, the eagle is a that fits into this trophic level._______________.

• Producer

• Primary Consumer

• Secondary Consumer

• Tertiary Consumer

Tags

NGSS.MS-LS2-3

Which of the following eats decaying matter?

• A. Producer

• B. Primary consumer

• C. Secondary consumer

• D. Tertiary consumer

• E. Decomposer

Tags

NGSS.MS-LS2-3