
Warm up 2/27/25
Presentation
•
Science
•
7th Grade
•
Easy
Bryan Carter
Used 3+ times
FREE Resource
1 Slide • 8 Questions
1
By Bryan Carter
2
Match
Match the definition with the correct vocab word.
Has the most energy available in a food web.
Process autotrophs use to convert sunlight, carbon dioxide and water into oxygen and sugar.
Energy that is transferred or lost in an ecosystem.
Eats producers for energy
Has the least amount of energy available.
Producer
Photosynthesis
Heat energy
Primary Consumer
Tertiary consumers
Producer
Photosynthesis
Heat energy
Primary Consumer
Tertiary consumers
3
Reorder
Order the process of photosynthesis correctly.
______1____ +______2_____+_____3_____ ------> ______4______ _______5______
radiant energy (sunlight)
water
carbon dioxide
oxygen
glucose (sugar)
**chemical energy**
4
Categorize
Grass
grasshopper
mouse
rabbit
frog
bird
owl
fox
hawk
Looking at the food web, put the organisms in the correct categories.
5
Fill in the Blanks
How much energy is transferred from the snail to the fish?
Type answer...
6
Multiple Choice
As energy is transferred between trophic levels, 90% is lost as what?
heat
fat
sweat
cells
7
Fill in the Blanks
Type answer...
8
Reorder
Order the following in the correct cycling of nutrients.
Organism dies
Decomposers break down matter
matter is recycled
nutrients are returned to the soil
plants use the nutrients to grow
9
Labeling
Select the level that has the most energy available and the least energy available.
most
least
By Bryan Carter
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