6424505
Description
Mind Map by Nur Khairunnisa Khairullah, updated more than 1 year ago
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Created by Nur Khairunnisa Khairullah
over 7 years ago
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sources of food new
- Improve food production
- 1. Plant hormone
- Improve growth
and ripening of
fruits.
- 2. Improve plant and
animal varieties
- 3. Intensive
production methods:
- fish farm tanks
-milking farm
- 4. High-tech methods
-vertical farming
-hydroponics
-aeroponics
- 1. Plant hormone
- Improve growth
and ripening of
fruits.
- Soil Contamination
- Fertilisers
- + add soils to
the soil, plants
grow better
- - contamination of water sources - negative impact on
aquatic plants -algae bloom(eutrophication) =algae
covers water surface, plants and animals in the water
dies
- + add soils to
the soil, plants
grow better
- pH - Indicates acidic or alkaline
- Tests - Litmus paper - Acidic, Alkaline, Neutral
- Tests - Litmus paper - Acidic, Alkaline, Neutral
- Data logger
- Acidic <7 -
Alkaline >7
- Neutral 7
- Fertilisers
- Slash and Burn
- -A method to clear land
+cheap and easy method
- -Cause haze and air
pollution -Soil erosion
-Loss of natural habitats
lead to extinction of wild
life
- -A method to clear land
+cheap and easy method
- Protection Of Crops
- Chemical Method
(Herbicides and Pesticides)
- Soil Contamination
-Water Contamination
-Chemicals enter the food
chains
- Biological Method (Natural
Method) +environmental friendly
-Inbalance of ecosystem
- Chemical Method
(Herbicides and Pesticides)
- Soil Contamination
-Water Contamination
-Chemicals enter the food
chains
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