ZIMBABWE SCHOOL EXAMINATIONS COUNCIL
**General Certificate of Education Ordinary Level**
**AGRICULTURE**
**PAPER 1 Multiple Choice**
**NOVEMBER 2019 SESSION**
**1 hour**
**Additional materials:**
Multiple Choice answer sheet,
Soft clean eraser,
Soft pencil (type B or HB is recommended),
Scientific calculator.
**TIME 1 hour**
INSTRUCTIONS TO CANDIDATES
Do not open this booklet until you are told to do so.
Write your name, centre number and candidate number on the answer sheet in the spaces provided unless this has already been done for you.
There are forty questions in this paper. Answer all questions. For each question, there are four possible answers, A, B, C and D. Choose the one you consider correct and record your choice in soft pencil on the separate answer sheet.
Read very carefully the instructions on the answer sheet.
INFORMATION FOR CANDIDATES
Each correct answer will score one mark.
Any rough working should be done in this booklet.
This question paper consists of 11 printed pages and 1 blank page.
Copyright: Zimbabwe School Examinations Council, N2019.
Question 1
Choose the most suitable enterprise for a farmer settled in Gwanda.
A Apiculture
B Dairy production
C Flower production
D Cattle ranching
Question 2
Which statement best describes the effect of over-population versus land use in Zimbabwe.
A Increased number of processing industries.
B Reduced grazing area and arable land.
C Increased employment opportunities.
D Less pressure on energy resources.
Question 3
The land tenure system introduced by the state of Zimbabwe is called
A freehold.
B leasehold.
C communal.
D resettlement.
Question 4
Who owns land under communal farming?
A Tenant
B Farmer
C Headman
D Government
Question 5
The agricultural system where farmers cultivate land temporarily and abandon it to gain fertility is
A nomadic farming.
B shifting cultivation.
C subsistence farming.
D hunting and gathering.
Question 6
The environmental factors that mostly influence crop growth are
A rainfall and temperature.
B sunlight and wind speed.
C rainfall and humidity.
D wind and rainfall.
Question 7
Why is the fallow period important in a crop rotation scheme?
A To prevent the removal of too much nutrients.
B To allow the soil to absorb oxygen from the air.
C To prevent a build up of pathogens in the soil.
D To allow the rains to moisten the soil.
Question 8
Select a condition which is linked with increased water loss in plants.
A low wind movement.
B low light intensity.
C high humidity.
D low humidity.
Question 9
Soil capping can best be described as
A soil mass found in the horizontal plane.
B a hard surface layer found on the subsoil.
C a hard crust found on the surface of the soil.
D the lump of soil found just below the plough depth.
Question 10
\(\_\_\_\_\) influences the colour of soil during weathering.
A Position of rock
B Type of rock
C Age of rock
D Parent rock
Question 11
The soil moisture surrounding a dry soil particle is called
A gravitational
B field capacity.
C hygroscopic.
D capillary.
Question 12
Top soil is darker than subsoil because
A it is nearer to the soil surface.
B topsoil is frequently watered.
C there is more leaching from the topsoil.
D it contains more humus and organic matter.
Question 13
A soil is called acidic when
A \(\mathrm{H}^{+}\) ions \(> \mathrm{OH}^{-}\).
B \(\mathrm{H}^{+}\) ions \(= \mathrm{OH}^{-}\).
C \(\mathrm{H}^{+}\) ions \(< \mathrm{OH}^{-}\).
D \(\mathrm{H}^{+}\) ions \(\neq \mathrm{OH}^{-}\).
Question 14
Which of the following is a result of waterlogging?
A A decrease in the activity of soil micro-organisms.
B An increase of nutrients in the soil.
C An increase in the air supply to plants.
D A decrease in the acidity of the soil.
Question 15
One disadvantage of drip irrigation is
A reduced soil erosion.
B low energy requirements.
C reduced disease incidence.
D increased salinity in the soil.
Question 16
Herbicides that are applied after planting the crop but before emergence of weeds are called
A preplanting herbicides.
B selective herbicides.
C post-emergence herbicides.
D pre-emergence herbicides.
Question 17
A control outbreak of early and late blight.
B control outbreak of nematodes.
C control outbreak of weeds.
D control outbreak of aphids.
Question 18
How many kilograms (kg) of Ammonium nitrate are required to cover a maize plot \(125\) m long by \(75\) m wide, if the top dressing rate is \(60\) kg N/ha?
A 163 kg
B 56 kg
C 174 kg
D 100 kg
Question 19
Calculate the plant population for an area of \(2500\) \(m^2\), if the recommended spacing for eucalyptus tereticornis is \(2.5\) m \(\times\) \(2.5\) m.
A 500 trees
B 300 trees
C 250 trees
D 400 trees
Question 20
Which of the following methods is used to protect trees from fire?
A basin making
B make fire guards
C apply aldrin 40% WP
D fence the wood plantation
Question 21
Which pair of animals are non-ruminants only?
A cattle and donkey
B sheep and poultry
C pig and donkey
D sheep and goat
Question 22
Choose a pair of nutrients mainly required in a ration of farm animals.
A protein and carbohydrates
B vitamin A and vitamin K
C carbohydrates and iron
D iodine and calcium
Question 23
Mechanical digestion in a ruminant animal is done in the
A rumen.
B mouth.
C reticulum.
D omasum.
Question 24
Excessive salivation and limping are major symptoms of
A anthrax disease.
B black leg disease.
C new castle disease.
D foot and mouth disease.
Question 25
Vaccination in broilers is done to
A improve growth of the broilers.
B increase food conversion ratio.
C prevent occurrence of diseases.
D reduce internal and external parasites.
Question 26
When brooder temperature is just ideal, chicks respond by
A huddling together for warmth.
B spreading evenly in the brooder.
C crowding on one side of brooder.
D moving away from source of heat.
Question 27
What is the dressing percentage of a bird 2 kg live mass which weighed \(1.6\) kg dressed mass?