F5 C5.5 Problems with agricultural technologies

F5 C5.5 Problems with agricultural technologies

By Miss vchow

So how are they (a natural ecosystem and an agro-ecosystem) different from each other?

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Multiple Choice

Which ecosystem has a larger biomass 生物量 (amount of biotic components)?

• natural ecosystem

• agro-ecosystem

Multiple Choice

Which ecosystem has a higher biodiversity?

• natural ecosystem

• agro-ecosystem

Multiple Choice

Which ecosystem has a more complex food web/chain?

• natural ecosystem

• agro-ecosystem

Multiple Choice

Which ecosystem has a higher gene pool?

• natural ecosystem

• agro-ecosystem

Multiple Choice

Which ecosystem has a higher productivity?

• natural ecosystem

• agro-ecosystem

Multiple Select

Which of the following are environmental impacts of over use of pesticides?

• loss of biodiversity

• breakdown food chain

• health problems

​富營養化

Multiple Choice

Past paper MCQ p.14 2017 Q30

• A

• B

• C

• D

Multiple Choice

Past paper MCQ p.13 2013 Q28

• A

• B

• C

• D

Multiple Choice

Past paper MCQ p.9 PP Q27

• A

• B

• C

• D

​The photo shows a farming problem.

​

Can you describe the photo? What can be found on the ground?

Open Ended

What can be found on the ground?

HW

2016 Q3b(ii)​, PP Q3c

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Multiple Choice

p,75 MCQ 1

• A

• B

• C

• D

Multiple Choice

p,75 MCQ 2 Which of the following are the negative effects of misuse of water resources?

• A

• B

• C

• D

Multiple Choice

p,75 MCQ 3

• A

• B

• C

• D

Multiple Choice

p,75 MCQ 4

• A

• B

• C

• D

Multiple Choice

p,75 MCQ 5

• A

• B

• C

• D

​So how to produce food in a more sustainable way? p.29

​Refer to p.29 -- match the 5 strategies with descriptions.

Multiple Choice

How to help minimize water wastage?

• soil conservation

• water conservation

• integrated pest management

• organic farming

Multiple Choice

How to prevent soil erosion and maintain soil fertility?

• soil conservation

• water conservation

• integrated pest management

• organic farming

Multiple Choice

How to discourage pests during crop production and at the same time minimize the use of pesticides?

• soil conservation

• water conservation

• integrated pest management

• organic farming

Multiple Choice

How to work with nature and not using chemicals and GM organisms in farming?

• soil conservation

• water conservation

• integrated pest management

• organic farming

​2019 DSE

Open Ended

ci/ Describe and explain how the farming management method helps farming production. (3 marks)

​Soil conservation method 1

​Describe the difference between the two photos.

​Provide space and shelter for wildlife and increase biodiversity

​Windbreak

​Trees/shrubs

Which one of these can also conserve water?

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​Water conservation

1. minimize water wastage

2. practise farming with less water used​

Multiple Select

Which of the following methods also help to conserve water?

• multiple cropping

• cover cropping

• mulching

• planting windbreaks

• agroforestry

Multiple Select

Which of the following methods also help to conserve water?

• contour ploughing

• terracing

• crop rotation

• fallowing

• mixed farming

Poll

Do you think these methods are commonly practice in Southern America?

• Yes

• No

What is dry farming?

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It is the growing of crops during a dry season without irrigation. It has been used for crops like olives, tomatoes, potatoes, grapes.

Past paper practice

Multiple Choice

p.17 2021 DSE Q16

• A

• B

• C

• D

Multiple Choice

p.15 2018 DSE Q28

• A

• B

• C

• D

Multiple Choice

p.15 2018 DSE Q27

• A

• B

• C

• D

Multiple Choice

p.15 2017 DSE Q31

• A

• B

• C

• D

Multiple Choice

p.14 2017 DSE Q28

• A

• B

• C

• D

Multiple Choice

p.12 2014 DSE Q31

• A

• B

• C

• D

Multiple Choice

p.11 2013 DSE Q30

• A

• B

• C

• D

Multiple Choice

p.10 2012 DSE Q29

• A

• B

• C

• D

Multiple Choice

p.10 2012 DSE Q27

• A

• B

• C

• D

Multiple Choice

p.7 2010 CE Q20

• A

• B

• C

• D

Multiple Choice

p.6 2010 CE Q15

• A

• B

• C

• D

Multiple Choice

p.3 2007 CE Q16

• A

• B

• C

• D

​What are the organic methods used here? How are they useful?

Open Ended

What is method 1? Why using this method?

Open Ended

What is method 2? Why using this method?

Open Ended

What is method 3? Why using this method?

Open Ended

What is method ? Why using this method?

Open Ended

What is method 5? Why using this method?

Open Ended

What is method 6? Why using this method?

Open Ended

What is method 7? Why using this method?

Is this an organic farm?​

Open Ended

Give one reason to explain why it is an organic farm?

[What strategies are adopted and what's the function of the strategies]

Since the use of chemical pesticides has harmful effects on the environment, farmers are encouraged to adopt IPM [Integrated pest management] to control pests.

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​p.82 textbbok

Open Ended

Besides crop rotation, can you name one more cultural method?

Multiple Choice

What kind of methods are these? [bug-sucking machine, melon fly flycatcher]

• cultural

• physical

• biological

• chemical

past paper practice

Multiple Choice

p.16 past paper 2018 DSE Q31

• A

• B

• C

• D

Multiple Choice

p.12 past paper 2014 DSE Q31

• A

• B

• C

• D

Multiple Choice

p.8 past paper SP DSE Q37

• A

• B

• C

• D

Multiple Choice

p.8 past paper SP DSE Q36

• A

• B

• C

• D

Multiple Choice

p.5 past paper 2009 CE Q28

• A

• B

• C

• D

Multiple Choice

p.4 past paper 2008 CE Q38

• A

• B

• C

• D

HW

Practice Paper (b)(c)

​2016 (b)(ii)(c)

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