Gr 11 Agricultural Sciences Term 3 2024
Resources used: EC/NOVEMBER
2022, EC/NOVEMBER 2020, @IMPAQ
NOV 2021, @IMPAQ NOV 2020.
CONTENT
1. PLANT NUTRITION
2. WATER AND NUTRIENTS
3. MINERAL NUTRITION
4. PLANT NUTRIENT UPTAKE AND ANALYSIS
5. ORGANIC AND INORGANIC FERTILISERS
6. PLANT REPROD...
AGRICULTURAL SCIENCES
GRADE 11
TERM 3 TEST
2024
Resources used: EC/NOVEMBER
2022, EC/NOVEMBER 2020, @IMPAQ
NOV 2021, @IMPAQ NOV 2020.
CONTENT
1. PLANT NUTRITION
2. WATER AND NUTRIENTS
3. MINERAL NUTRITION
4. PLANT NUTRIENT UPTAKE AND ANALYSIS
5. ORGANIC AND INORGANIC FERTILISERS
6. PLANT REPRODUCTION
7. FERTILISATION AND ABLACTATION
8. SEEDS AND FRUIT SETTING AND SEED GERMINATION
@Juffrou_Ansie
, 2
Broadcasting Broadcasting is the even distribution of a fertiliser
over the surface of a field.
Use of fire Use of fire is an example of mechanical weed
control.
Herringbone The herringbone is the most appropriate drainage
system on a piece of land that has a clear
depression down the middle.
Flaccid Soft, weak, flabby cells caused by the loss of water
Hydroponics A process of growing plants without soil, by using
water-based minera lnutrient solutions in an
artificial environment.
Parthenocarpy The production of fruit without fertilisation of ovules
Fertilisers Substances that are added to soil to improve the
nutritional status of soil.
Gypsum A white or grey material that consists of hydrated
calcium sulphate (CaSO4.2H2O).
Fertilisation The fusion of male and female gametes.
Biotechnology The manipulation of living things to make useful
products
Aquaculture The manipulation of living things to make useful
products
Photolysis Splitting of water molecules into hydrogen and
oxygen atoms in the presence of light energy.
Stroma The dark phase takes place in the stroma
Molybdenum ‘Whip tail’ in cabbage leaves is a deficiency
symptom of molybdenum
Potatoes An example of a stem tuber is potatoes
Flood irrigation The oldest form of irrigation in the world is flood
irrigation
@Juffrou_Ansie
, 3
Carotene The yellow pigments such as lutein in plants are
carotene
Radicle The embryonic root is called the radicle
Abalone Aquaculture production system that is put in the
ocean or dams
Autotrophic Living organisms that can produce their own organic
food.
Xylem Plant tissue that transports water from the roots to
the other parts of the plant
Cane sugar (Sucrose) The most important disaccharide in higher plants.
Cultivation To prepare soil for growing crops.
Ablactation The dropping of flowers or fruitlets within the first
ten days.
Centre pivot irrigation system
Pollination Transfer of ripe pollen grains from anthers to
stigmas
Basal application Application of fertiliser at planting
Broadcasting The even distribution of fertiliser over the whole
surface of a field
Foliar application Plant nutrients are dissolved in water and sprayed
onto leaves
Band placing The adding of fertilisers on one or both sides of a
row of plants or underneath plants
Fertigation Fertilisers are dissolved in irrigation water and
applied using irrigation infrastructure
@Juffrou_Ansie
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