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1st 6 weeks District Test Review Sheet
1. Identify one food chain within the food web pictured.
A) Tomatoes > aphids > lady beetle > spider
B) Tomatoes > aphids > lacewings >spiders
2. What do the arrows mean in a food chain/web?
• Flow of energy
3. In the food web pictured, correctly label each organism as a producer, 1st level consumer, 2nd level consumer, 3rd
level consumer, or decomposer.
• Tomatoes = producer
• Aphids = 1st level consumer, Primary consumer
• Lacewings / lady beetles = 2nd level consumer, secondary consumer
• Spiders = 3rd level consumer, tertiary consumer
4. Draw/Write SNAKE in the food web where it would belong.
5. Draw arrows in the food web to represent the heat that is released as
the energy is transferred.
6. What would happen to the food web shown if this area stopped receiving
sunlight and rain?
• The grass would not to be able to do photosynthesis to produce it’s energy
• The animals would die off due to lack of food and water
Producer Consumer Decomposer Predator Prey Biotic abiotic Herbivore Carnivore omnivore
Grass x x
Sun x
Rabbit x x x x
Eagle x x x x
Bacteriax x
fox x x x x
7.How is a population different from a community?
• Population = group of animals of the same species in an habitat
• Community = group of different types of populations in an habitat
8. What would happen if there were no produces in an area?
• The consumers would starve to death
9. What would happen if there were no decomposers in an area?
• Lots of dead organisms would be laying around
• No new soil would be formed to the plants to get their nutrients from
10. What type of animal are you (herbivore, carnivore, omnivore)?
• Omnivore
• Your body is able to digest both meat and plants
Type of animal Source of food example
Herbivore Plants
Carnivore Wolf
Plants and animals
humans
Term Role example
Hunts/eats other organisms
lion
Prey Hunted as food
Producer Plants
Gets food from other organisms
Animals
Decomposer Gets food from dead organisms or the waste of organisms
