U3 KA 1 & KA 4 Ecosystems & Energy
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What does an arrow show in a food web or chain? | The direction of ENERGY FLOW.
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| What is a producer. | A GREEN plant that can make its own food by photosynthesis.
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| What is a consumer? | An organism that gets its energy by eating another organism.
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| State two ways energy is lost from a food chain. | Any 2 from
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| What is a herbivore? | An organism that only eats plants
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| What is a species? | Organisms that can reproduce and produce fertile off-spring
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| What is a Carnivore? | An organism that only eats animals.
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| What happens to the Energy in a food chain as you go along the food chain? | It gets smaller
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| Which ecological Pyramid ALWAYS takes the shape of a pyramid? | Energy
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| What is meant by a pyramid of Numbers? | A diagram that represent the Number of organisms at each successive level of a food chain.
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| What is meant by a pyramid of Energy? | A diagram that represent the Energy of organisms at each successive level of a food chain.
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| What percentage of energy is passed on at each stage in a food chain? | 10%
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| What happens to the energy that is passed on in a food chain? | It is turned into body tissue
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| How much energy is LOST at each stage in a food chain? | 90%
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| Give an example of a food chain where the Numbers do NOT decrease in size | Tree
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| Why do plants need nitrates? | To make amino acids which are used to make protein
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| What is Inter-specific Competition? | Competition between Different Species
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| What type of competition is the most intense? | Intra-specific
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| What is Intra-specific Competition? | Competition WITHIN the species
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To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
nscobie
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