GCSE Biology – Nitrates
Learning Objectives
-I can describe how nitrates dissolve in soil
-I can explain how fertilisers are added to soils
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Question 1 of 20
1. Question
What is ammonia converted to?
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Question 2 of 20
2. Question
What is used to convert ammonia to nitrates?
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Question 3 of 20
3. Question
Where is nitrifying bacteria found?
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Question 4 of 20
4. Question
What absorbs nitrates from the soil?
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Question 5 of 20
5. Question
What do plants use nitrates for?
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Question 6 of 20
6. Question
What is animal protein?
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Question 7 of 20
7. Question
What are decomposers?
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Question 8 of 20
8. Question
What returns nitrogen back to the soil?
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Question 9 of 20
9. Question
How is nitrogen returned to the soil?
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Question 10 of 20
10. Question
Once ammonia is returned to the soil, what is it converted to?
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Question 11 of 20
11. Question
What is used to convert ammonia to nitrates when returning it to the soil?
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Question 12 of 20
12. Question
What can denitrifying bacteria also to?
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Question 13 of 20
13. Question
When does denitrifying bacteria return nitrogen gas back to the air?
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Question 14 of 20
14. Question
What process reduces the amount of nitrogen gas returned to the air?
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Question 15 of 20
15. Question
What does improving drainage do?
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Question 16 of 20
16. Question
How can farmers increase the nitrate content of soil?
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Question 17 of 20
17. Question
How can farmers increase the nitrate content of soil?
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Question 18 of 20
18. Question
What is the definition of crop rotation?
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Question 19 of 20
19. Question
Which of the following is an example of a natural fertiliser?
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Question 20 of 20
20. Question
Which of the following is an example of a natural fertiliser?
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