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20 questions
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- Multiple ChoicePlease save your changes before editing any questions.
What are the two categories scientists use to organize organisms based on their main source of energy?
the sun
photosynthesis
autotroph
heterotroph
cellular respiration
- Fill in the BlankPlease save your changes before editing any questions.
Another name for a autotroph is __________________
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________________ is another name for a heterotroph.
- Open EndedPlease save your changes before editing any questions.
In your own words, explain how autotrophs and heterotrophs are different.
- Multiple ChoicePlease save your changes before editing any questions.
Which of the following is a producer?
- Multiple ChoicePlease save your changes before editing any questions.
An omnivore...
eats meat/animals/heterotrophs only to get its energy
eats dead or living tissues by using chemicals
eats both plants/autotrophs and meat/animals/heterotrophs to get its energy
eats dead/decaying organisms only to get its energy
- Multiple ChoicePlease save your changes before editing any questions.
A decomposer does not have a mouth and ...
eats meat/animals/heterotrophs only to get its energy
eats dead or living tissues by using chemicals
eats both plants/autotrophs and meat/animals/heterotrophs to get its energy
eats dead/decaying organisms only to get its energy
- Multiple ChoicePlease save your changes before editing any questions.
Classify the animal based on its energy sources. A panda gets its energy by eating bamboo (plants) for its energy. (Choose all that apply)
Autotroph
Heterotroph
Carnivore
Herbivore
Omnivore
- Multiple ChoicePlease save your changes before editing any questions.
Classify the animal based on its energy sources. A human gets its energy by eating vegetables, fruits and meats for its energy. (Choose all that apply)
Autotroph
Heterotroph
Carnivore
Herbivore
Omnivore
- Open EndedPlease save your changes before editing any questions.
How can you tell the difference between decomposers and detritivores?
- Multiple ChoicePlease save your changes before editing any questions.
What are the two main decomposers on Earth?
vultures
bacteria
worms
fungus
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The main source of energy for all life on earth is _____________
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All food chains start off with a ______________
- Multiple ChoicePlease save your changes before editing any questions.
How many trophic levels in this food chain?
1
2
3
4
- Multiple ChoicePlease save your changes before editing any questions.
Which organism is the secondary consumer?
maize
locust
lizard
snake
- Multiple ChoicePlease save your changes before editing any questions.
What percent of energy makes it from one tropic level to the next?
1%
10%
20%
90%
- Multiple ChoicePlease save your changes before editing any questions.
How are primary consumers different from secondary consumers?
Primary consumers eat only plants; secondary consumers eat other consumers.
Primary consumers eat other consumers; secondary consumers eat only plants.
Primary consumers eat plants and other consumers; secondary consumers eat plants and decompose matter.
Primary consumers eat plants and decompose matter; secondary consumers eat plants and other consumers.
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If the corn starts off with 370,000 J of energy, how much energy does the tertiary consumer get?
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If the grass starts off with 550,000 J of energy, how much energy does the caterpillar get?
- Open EndedPlease save your changes before editing any questions.
Why are producers/autotrophs so important to animals?