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Test your basic knowledge |
3rd Grade Science Common Core
Start Test
Study First
Subjects
:
science
,
3rd-grade
,
common-core
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Producers take in carbon dioxide from the consumer
community
food chain
community
Step 4 of the carbon dioxide and oxygen cycle
2. Plants
food chain
community
3 groups that make up the energy pyramid
the ONE thing all food that we eat comes from
3. Tundra - dessert - rain forest - ocean - pond - lake
decomposer
list 6 ecosystems
4 types of producers
5 things all living things need to survive
4. All the living and non living things in an environment
ecosystem
list 6 ecosystems
host
what gas do people breathe out
5. A diagram that shows how energy in an ecosystem is used
Step 1 of the carbon dioxide and oxygen cycle
energy pyramid
list 6 ecosystems
if the part of the food chain is missing...then what happens?
6. The exchange of gasses between producers and consumers
carbon dioxide and oxygen cycle
4 types of producers
5 things all living things need to survive
where is one organism harmed and one helped?
7. A diagram that shows how energy in an ecosystem is used
ecosystem
energy pyramid
if the part of the food chain is missing...then what happens?
the gas people breathe in...
8. Producers give off oxygen as the make their own food
Step 1 of the carbon dioxide and oxygen cycle
decomposer
food web
difference between producers and consumers
9. An organism that makes it's own food
Step 2 of the carbon dioxide and oxygen cycle
5 things all living things need to survive
producer
Step 1 of the carbon dioxide and oxygen cycle
10. Plants
Step 4 of the carbon dioxide and oxygen cycle
Step 1 of the carbon dioxide and oxygen cycle
the ONE thing all food that we eat comes from
host
11. A series of organisims that depend on another for food
food chain
if the part of the food chain is missing...then what happens?
4 types of consumers
Step 2 of the carbon dioxide and oxygen cycle
12. The organism a parasite lives on or in
Step 1 of the carbon dioxide and oxygen cycle
host
Step 3 of the carbon dioxide and oxygen cycle
difference between producers and consumers
13. Tiger - bear - fox - wolf
4 types of consumers
Step 4 of the carbon dioxide and oxygen cycle
ecosystem
what organisms help each other
14. We need them because they break down dead plants and animals
purpose of decomposers
community
what organisms help each other
the ONE thing all food that we eat comes from
15. An organism that eats the producer and other consumers
consumer
food chain
difference between producers and consumers
Step 2 of the carbon dioxide and oxygen cycle
16. All the members of a certain type of a living thing in an area
purpose of decomposers
population
if the part of the food chain is missing...then what happens?
Step 4 of the carbon dioxide and oxygen cycle
17. Tundra - dessert - rain forest - ocean - pond - lake
list 6 ecosystems
carbon dioxide and oxygen cycle
food chain
decomposer
18. Consumers give off carbon dioxide
decomposer
where is one organism harmed and one helped?
what gas do people breathe out
Step 3 of the carbon dioxide and oxygen cycle
19. Producers - plant eaters - meat eaters
where the world's oxygen supply comes from
Step 2 of the carbon dioxide and oxygen cycle
community
3 groups that make up the energy pyramid
20. A squirrel and a nut
decomposer
what organisms help each other
list 6 ecosystems
the ONE thing all food that we eat comes from
21. Consumers eat producers and other consumers. Producers make their own food
energy pyramid
difference between producers and consumers
Step 1 of the carbon dioxide and oxygen cycle
5 things all living things need to survive
22. A tapeworm and a human
where is one organism harmed and one helped?
purpose of decomposers
Step 1 of the carbon dioxide and oxygen cycle
4 types of consumers
23. A squirrel and a nut
population
what organisms help each other
Step 2 of the carbon dioxide and oxygen cycle
producer
24. An organism that breaks down plant and animal material
Step 1 of the carbon dioxide and oxygen cycle
Step 2 of the carbon dioxide and oxygen cycle
where the world's oxygen supply comes from
decomposer
25. An organism that lives in or on another organism
Step 2 of the carbon dioxide and oxygen cycle
parasite
habitat
the gas people breathe in...
26. Consumers take in the oxygen that the producers make
population
Step 2 of the carbon dioxide and oxygen cycle
habitat
what gas do people breathe out
27. The organism a parasite lives on or in
host
decomposer
difference between producers and consumers
producer
28. Consumers take in the oxygen that the producers make
Step 2 of the carbon dioxide and oxygen cycle
food chain
the gas people breathe in...
ecosystem
29. Forest....plants and algae
30. Several food chains that are connected
food web
Step 1 of the carbon dioxide and oxygen cycle
what gas do people breathe out
the gas people breathe in...
31. Consumers eat producers and other consumers. Producers make their own food
where the world's oxygen supply comes from
Step 1 of the carbon dioxide and oxygen cycle
difference between producers and consumers
where the world's oxygen supply comes from
32. The place where a plant or animal naturally lives or grows
decomposer
4 types of consumers
consumer
habitat
33. Carbon dioxide
carbon dioxide and oxygen cycle
food web
what gas do people breathe out
consumer
34. Plant - grass - flower - trees
what gas do people breathe out
Step 1 of the carbon dioxide and oxygen cycle
Step 3 of the carbon dioxide and oxygen cycle
4 types of producers
35. We need them because they break down dead plants and animals
community
what organisms help each other
purpose of decomposers
food web
36. All the living things in an ecosystem
4 types of producers
purpose of decomposers
community
food chain
37. Air - water - sun - shelter - food
Step 3 of the carbon dioxide and oxygen cycle
5 things all living things need to survive
what organisms help each other
carbon dioxide and oxygen cycle
38. A series of organisims that depend on another for food
what organisms help each other
the ONE thing all food that we eat comes from
food chain
consumer
39. Forest....plants and algae
40. Producers - plant eaters - meat eaters
Step 1 of the carbon dioxide and oxygen cycle
host
3 groups that make up the energy pyramid
energy pyramid
41. Plant - grass - flower - trees
Step 1 of the carbon dioxide and oxygen cycle
4 types of producers
decomposer
if the part of the food chain is missing...then what happens?
42. An organism that lives in or on another organism
if the part of the food chain is missing...then what happens?
parasite
4 types of producers
food chain
43. Consumers give off carbon dioxide
Step 3 of the carbon dioxide and oxygen cycle
food web
energy pyramid
parasite
44. They all die
Step 1 of the carbon dioxide and oxygen cycle
the ONE thing all food that we eat comes from
if the part of the food chain is missing...then what happens?
food chain
45. An organism that makes it's own food
4 types of consumers
food chain
producer
purpose of decomposers
46. Producers take in carbon dioxide from the consumer
decomposer
producer
Step 4 of the carbon dioxide and oxygen cycle
food web
47. All the members of a certain type of a living thing in an area
carbon dioxide and oxygen cycle
population
Step 2 of the carbon dioxide and oxygen cycle
host
48. A tapeworm and a human
if the part of the food chain is missing...then what happens?
carbon dioxide and oxygen cycle
the gas people breathe in...
where is one organism harmed and one helped?
49. Air - water - sun - shelter - food
5 things all living things need to survive
consumer
food web
what gas do people breathe out
50. Oxygen
5 things all living things need to survive
list 6 ecosystems
the gas people breathe in...
what gas do people breathe out