Soil Science NCV Level 3 — Memo

November 2022 — NCV Level 3 — Soil Science

NCV Level 3 2022 NCV Agriculture

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Q1— Section header —

1.1010

Q2— Section header —

2.1False

2.2True

2.3False

2.4False

2.55

Q3— Section header —

3.1010

Q4— Section header —

4.1Sodium [10]10

Q5— Section header —

5.1The carbon cycle process by which carbon dioxide is fixed by photosynthesis, forming organic nutrients and is ultimately restored by

Q6— Section header —

6.1

6.4.119

Q7— Section header —

7.1Rotational grazing is the movement of live stock from one grazing area to another, to give the grass or pastures time to recover, which also leaves a portion of the farm to 'rest.' Restrict animal numbers

7.4.3Surface roughness Climatic conditions Length of the field Stream bank erosion Sheet erosion Rill erosion [35]35

Q8— Section header —

8.1Soil tests Only one type of soil to be sampled Divide the area according to cropping, fertili er and liming history Unusual areas should be avoided. E.g. field edges or area with fertili er spills

8.6Acidic soils Sodic soils Cation responsible Hydrogen ion (H Over irrigation Organic matter may be added to improve soil structure

Q9— Section header —

9.1Mineral salts compounds occurring in rocks or soil and made up of positive and negative ions. (2\

9.2Results in s ings itrogen fertilisers Legume green manure fix nitrogen in the soil Prevent weed growth Improves soil structure

9.5Disadvantages of inorganic fertilisers: A problem with bulk blends is separation of materials which can result in uneven distribution of nutrients High nutrient loss can occur through leaching especially in sandy soil

9.6Limestone ammonium nitrate Ammonium sulphate For root growth and flower, fruit, and seed formation Improves quality of produce Required in the making of cell membranes, enzymes and nucleic acid [26] TOTAL SECTION C:26

Topics Identified

Business Functions

Mark Allocation

Sections10 + 5 + 10 + 10 + 11 + 19 + 35 + 24 + 26 = 150 marks

Paper information

TitleMemo

SubjectSoil Science

LevelNCV Level 3

Document typeNCV Agriculture

Year2022

MonthNovember

Pages7

Downloads4

Examination context

Decade2020s

Years ago4y

SeasonSpring (SH)

Start dayTuesday

Exam periodNovember 2022

Days since exam1,439

About Soil Science examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

A TVET past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

applying subject knowledge

working under time constraints

checking answers

identifying revision priorities

A practical revision approach

Start by completing the resource without looking at the memorandum. Review incorrect and incomplete answers afterwards and make a short revision list based on the areas that caused difficulty.

File details

File size210.9 KB

Pages7

Archived on8 September 2026

File age45d

ContributorFreeMode

FingerprintC82B1B56D86F

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