
Energy Flow and Matter Recycling
Authored by SAVANNAH HOLCOMB
Science
7th Grade
NGSS covered
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary source of energy for most ecosystems on Earth?
Wind
Sunlight
Water
Soil
Tags
NGSS.MS-LS2-3
NGSS.MS-LS1-6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What term describes organisms that produce their own food using sunlight through photosynthesis?
Consumers
Decomposers
Producers
Predators
Tags
NGSS.MS-LS1-6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a decomposer in an ecosystem?
Oak tree
Deer
Mushroom
Eagle
Tags
NGSS.MS-LS2-3
NGSS.MS-LS2-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the process by which plants convert sunlight into chemical energy stored in glucose?
Respiration
Decomposition
Transpiration
Photosynthesis
Tags
NGSS.MS-LS2-3
NGSS.MS-LS1-6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which cycle describes the movement of carbon through living organisms, the atmosphere, and the Earth?
Water cycle
Carbon cycle
Nitrogen cycle
Oxygen cycle
Tags
NGSS.MS-ESS2-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a food chain, approximately what percentage of energy is transferred from one trophic level to the next?
100%
75%
50%
10%
Tags
NGSS.MS-LS2-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A student draws a food chain: Grass → Rabbit → Fox. Which organism is the primary consumer in this food chain?
Grass
Rabbit
Fox
Sun
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