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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) |