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LE1
Quiz #4 (Quest Review)
Question | Answer |
---|---|
What do we call all of the living factors in an environment? | biotic |
What do we call all of the non living factors in an environment? | abiotic |
How does an autotroph get food? | make its own food |
How does a heterotroph get food? | to get food from eating other organisms |
What type of organism eats others? | consumer |
What type of organism makes its own food? | producer |
What type of organism eats both plants and animals? | omnivore |
What type of organism eats meat? | carnivore |
What type of organism eats only plants? | herbivore |
What type of organism can obtain energy from dead or decaying matter? | decomposers |
Why are decomposers essential to any ecosystem? | they recycle organic matter (one of the three things needed to create a stable ecosystem) |
Which type of organism get get energy from ANY other organism? | decomposer |
What type of organism is the most numerous in our biosphere? | producer |
How does energy flow through an ecosystem? | food chain/food web |
Does a food chain or a food web better represent how energy flows through an ecosystem? | food web because it shows all of the relationships in an ecosystem and how they are connected |
Where does most of the energy in an ecosystem come from? | the Sun |
Where does the rest of the energy in an ecosystem come from? | chemical processes |
What type of organism directly relies on the sun for growth and reproduction? | producers |
Where is most energy available in a food pyramid? | at the bottom (producers) |
Where is the least amount of energy available in a food pyramid? | at the top (top predator) |