Flow of Energy Review Part 2

When organisms die, the organic matter in their cells and tissues can be consumed by mushrooms, bacteria, and worms for their energy. What type of organisms are the mushroom, bacteria, and worms?

• A. Primary Consumers

• B. Decomposers

• C. Producers

• D. Herbivores

Tags

NGSS.MS-LS2-3

Using the diagram of the energy pyramid, which of the following statements are accurate about how energy transfers within an ecosystem? Select TWO correct answers.

• A. Organisms at level 4 give indirect energy to all consumers in an ecosystem.

• B. The usable energy in organisms decreases by 90% as you move from level 4 to level 1.

• C. Organisms at level 1 give direct energy to organisms in levels 3 and 4.

• The energy transfers directly from organisms at level 3 to organisms at level 2.

• All organisms in the four levels receive energy from each other in a continuous cycle.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Energy​ (a)   as it moves from the producers to the top consumer. All organisms get​ (b)   energy from the producers, except the ​ (c)   consumers. The ​ direct consumers get ​ (d)   energy from the producers.

• decreases
• indirect
• primary
• direct
• quaternary
• increases
• secondary
• tertiary

Tags

NGSS.MS-LS2-3

What trophic level is represented by buttercups, oak trees, and wheat?

• Producer

• Primary Consumer

• Secondary Consumer

• Decomposer

Tags

NGSS.MS-LS2-3

Which of the following statements accurately describe the flow of energy on the food chain displayed below? Select TWO correct answers.

• A. The mice are a direct source of energy for the grasshoppers.

• B. The grasshoppers receive energy from the grass.

• C. The grasshoppers provide energy to the grass.

• D. The owls receive energy from the consumption of mice.

• E. Both the grasshoppers and the mice are direct sources of energy for the owls.

Tags

NGSS.MS-LS2-3

Which of the organisms in the food web receive energy from the mouse? Select TWO correct answers.

• the grasshopper

• the prairie grass

• the snake

• the antelope

• the hawk

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

Photosynthesis is a process that converts radiant energy from the sun into usable energy. Select the trophic level that utilizes photosynthesis.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Choose the animals that would be considered secondary consumers. Select 4.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

What is the main source of energy in photosynthesis?

• carbon dioxide

• glucose

• light

• oxygen

Tags

NGSS.MS-LS1-6

How does available energy change as it moves through the trophic levels in an energy pyramid like the one shown above?

• A. Energy increases as it moves up from producers to higher trophic levels

• B. Energy remains constant throughout all trophic levels

• C. Energy decreases as it moves up from producers to higher trophic levels

• D. Energy first decreases and then increases between successive trophic levels

Tags

NGSS.MS-LS2-3