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ZIMSEC O Level · 5035/1 · N1998

Agriculture Paper 1 November 1998

Questions
17
Time allowed
60 min
Syllabus code
5035/1

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Questions
17
Pass mark
11
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Answer every question in the printed order, get marked at the end, then see the answers.

The questions

Question 1

Farm Management And Economics
An example of a variable cost is
  1. Afencing
  2. Bfertilizers
  3. Clabour
  4. Drent

Question 2

Farm Structures And Machinery
Which tool is used for cultivating between young plants?
  1. Adibber
  2. Bgarden trowel
  3. Chand fork
  4. Dspade

Question 3

Farm Structures And Machinery
The vertical posts between standards in fencing are
  1. Aanchors
  2. Bdroppers
  3. Crails
  4. Dstrainers

Question 4

Livestock Production
The fetus usually develops in the
  1. Acervix
  2. Bfallopian tube
  3. Covary
  4. Duterus

Question 5

Plant Structure And Growth
Diffusion of gases between the leaf and the atmosphere takes place through the
  1. Achloroplast
  2. Bcuticle
  3. Cnucleus
  4. Dstoma

Question 6

Plant Nutrition And Fertilisers
The ploughing under of a crop at flowering stage is
  1. Acompost marking
  2. Btrash farming
  3. Cgreen manuring
  4. Dtrench digging

Question 7

Livestock Production
Rotational grazing of pastures is described as
  1. Aextensive
  2. Btree - range
  3. Cintensive
  4. Dzero

Question 8

Plant Structure And Growth
Positive geotropism means that plants roots grow
  1. Afrom light
  2. Btowards light
  3. Cupwards
  4. Ddownwards

Question 9

Crop Production
If the recommended seed rate for a cereal crop is 150 kg per hectare, the quantity required for a field of 4 000 m2 is
  1. A15kg
  2. B30kg
  3. C60kg
  4. D600kg

Question 10

Plant Nutrition And Fertilisers
Nitrogen deficiency in a crop shows
  1. Abrownish spots on leaves
  2. Bpoorly developed roots
  3. Cpurplish red colour of leaves
  4. Dyellowing of leaves

Question 11

Natural Resources And Conservation
One advantage of indigenous trees over exotic is
  1. Athey mature earlier
  2. Bthey prevent soil erosion
  3. Cthey produce straight poles
  4. Dthey suit the environment

Question 12

Water And Irrigation
Why should water storage tanks be dark inside?
  1. Ato prevent algae
  2. Bto minimize evaporation
  3. Cto encourage cooling
  4. Dto reduce contamination

Question 13

Soil Science
Most crops do not grow well under water logged conditions due to
  1. Aa low temperature
  2. Bhigh temperatures
  3. Cexcessive aeration
  4. Dpoor aeration

Question 14

Farm Management And Economics
The total gross margin, less fixed costs is
  1. Acredit
  2. Bloss
  3. Cprofit
  4. Dvalue

Question 15

Farming Systems
In Zimbabwe resettlement areas, land is held under
  1. Acommunal ownership
  2. Bfreehold land tenure
  3. Cleasehold land tenure
  4. Dstate ownership

Question 16

Farm Management And Economics
Market prices are likely to fall when the
  1. Ademand is highly and the supply is low.
  2. Bdemand is low and supply is low
  3. Csupply is high and the demand is high
  4. Dsupply is high and the demand is low

Question 17

Crop Protection
Chemical control of pests can be carried out by
  1. Aapplying insecticides
  2. Bburning the plants
  3. Cintroducing natural enemies
  4. Dremoving affected plants

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