abcde $100 $200 $300 $400 $500 $100 $200 $300 $400 $500
Post on 29-Dec-2015
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A B C D E
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What is an organism that eats plants or other animals for nutrients?
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$100$100consumers
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What do all organisms ultimately depend on for energy?
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sunlight
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Draw a food chain showing the flow of energy using these organisms:
•Rabbit
•Fox
•Grass
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What do plants need to make their own food during photosynthesis?
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Sunlight, water, and carbon dioxide
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What are two reasons plants are important?
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1. They give us oxygen to breathe.
2. They provide food energy for animals.
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What do we call organisms that make their own food?
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producers
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What kind of organism comes last in every food chain?
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decomposer
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Give an example of an omnivore.
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Humans, moles, etc.
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Bob found a plant in a dark room. It doesn’t look very healthy so he puts it in a sunny window and waters it. What will happen to the plant? Why?
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The plant will start to make food through photosynthesis using the water, sunlight, and carbon dioxide. Since the plant can make its own food now, it will hopefully improve its health.
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Name one mistake in this food web and explain why it is a mistake.
plants
spiders pill bugs
birds
snakes owls
mice
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1. Mice to snakes has two arrows-only need 1 to show the path of energy
2.Mice to plants-plants give energy to mice, not vice versa
3.Arrow from bird to space-arrows must connect two organisms
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What is the process called by which plants make food?
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photosynthesis
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These organisms makes our life more pleasant because they don’t allow dead and decaying
bodies to be lying around. What are we?
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decomposers
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I am also called the hunter. I catch my food and then
eat it. What am I?
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predator
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Describe the flow of energy using the pictures. Include all the organisms you observe.
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The wheat is getting energy from the sun and is a producer. The rabbit, an herbivore, is getting energy from eating the grass. The fox, a carnivore, is getting energy from eating the rabbit.
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What do you think would happen if the number of birds decreased? Give 2 effects.
plants
beetles
pill bugs
birds
snakes owls
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1. There would be more beetles and pill bugs.
2. There would be less owls and snakes.
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What is an animal that only eats producers?
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herbivore
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What’s another way to describe the flow of energy in a food chain or food web? (Hint-two words)
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Energy transfer
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What is the source of all food energy on earth?
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Producers
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Which organisms in this food web are producers? Give 2 reasons.
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The plants because they make their own food, are at the bottom of the food web, and get energy from the sun.
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What is one similarity and one difference between food webs and
food chains?
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1. Food chain-shows one flow of energy, food webs shows all flows of energy
2. Both use arrows to show the flow of energy.
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What is a community of organisms and the environment in which they live?
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ecosystem
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What is a product of photosynthesis?
Hint: What is released into the air?
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oxygen
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Where does photosynthesis take place?
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In the leaves of a plant
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What does the direction of the arrows tell us in a food chain?
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The direction of the flow of energy.
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Construct a food web using at least 6 organisms based on the chart.
ORGANISM FOOD EATENPlanktonWhale Plankton, krillKrill PlanktonArctic tern Krill, crabsCrab KrillLarge fish Crabs, small fishPuffin Small fish, crabsSmall fish CrabsPolar bear Large fish, puffin, harp sealHarp seal Large fish, small fishSea lion Small fishOrca Harp seal, sea lion
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