life sciences Memo 2 (Afrikaans) version 1

Feb-March 2012 — Grade 12 / Matric — life sciences

Memo 2012 Grade 12 Afrikaans Life Sciences Hub →

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🎯 150 marks 📄 11 pages 📝 46 items found 📚 2 topics

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Q1— Section header —

1.11.1.1

1.2.6Kontinentale verskuiwing (6)6

1.31.3.1

1.3.7Slegs A /A Beide A en B /A en B/Beide Beide A en B /A en B/Beide Slegs A /A Beide A and B

1.21.2.1 Nieafbreekbaar

1.2.2Biogeografie

1.2.3Uitgestorwe

1.2.4Vestigiale

1.2.5Biodiversiteit (7 x 2\

1.41.4.1 Jura-tydperk (1\

1.4.2

1.4.3Visse (2\

1.4.4

1.51.5.1

1.5.5Dra rubberhandskoene wanneer monsters geneem word sodat nie gekontamineer met kieme kan raak nie - Houer/bottel wat gebruik wo rd vir monsterneming moet aan

Q2— Section header —

2.1.5afneem word en die boomstamme sal ligter word/minder donker daarom sigbaar wees terwyl die donker motte meer sigbaar is vir predatore - verlaagde/verhoogde mortaliteit

2.2.3Temperatuur Water Lig wat betroubaarheid verhoog

2.12.1.1 80

2.1.2Soos ons weg beweeg terwyl die aantal donker motte afneem

2.1.3

2.1.4Die aantal wit mo tte sal toeneem en die aantal donker motte sal - Minder besoedelingstowwe sal vrygestel - sal die wit motte minder (enige\

2.22.2.1 'n Toename in die konsentrasi 'n Toename/afname in die konsentrasie van natriumdisulfaat effek op die persentasie v (2\

2.2.2Konsentrasie van natriumdisulfaat (1\ Voedingstowwe/minerale (enige\ (2\ (Merk slegs eerste TWEE\

2.2.4Om 'n gemiddeld te bereken (2\

2.2.5

2.2.6Wanneer hawermoutsade in 0,00% k vergelykend met ontkieming (2\

2.3.1Natuurlike seleksie ltaat van genetiese variasie in die kaktusbevolking het sekere plante het dorings

Q3— Section header —

2.3.2As 'n resu sse sonder dorings oorleef nie opeenvolgende nageslagt (enige\ (5\

Q3— Section header —

3.1.2Die bene is lank Die dun membraan vlieg (2\

3.2

3.2.2(Merk slegs eerste VIER (9\ Gorilla/A Modern Mens/B 1. Groter slagtande 1. Kleiner slagtande 2. Gesig skuins 2. Afgeplatte gesig 3. Oogbanke pr

3.2.5en waarneming vir gevaar - Stel hande vry /dra van - Stel 'n groot oppervlakte bloot vir termoregulering

3.3(3)3

3.43.4.1

3.4.4mya

3.2.3- Laat bewuswording van die omgewing toe / kan kry voedsel vir die gebruik van implemente voorwerpe of kinders/gooi/beskerming liggaamshitte en die omgewi ng/verminder oorverhitting en - Vertoon die manlike/vr

Q4— Section header —

4.14.1.1 Rubriek vir die punteto Korrekte tipe grafiek 1 wee veranderlikes\1 Korrekte byskrif vir X-as 1 el verskaf vir 2 grafieke1 Korrekte byskrif vir Y-as en Alle punte verbind vir grafiek A 1 Alle punte verbind vir grafiek B 1

4.1.3- Beperk die grootte van die vis wat gevang word - Beperk die hoeveelheid/kwota vis wat gevang word - Lisensies om vis te mag vang

4.24.2.1

4.2.3Vergroting van prostaatklier Urienweginfeksies

4.1.2Die haringbevolking toon 'n skerp afname van jaar 1 tot 2 en dan 'n geleidelike afname tot jaar 7 en dan 'n klein toename (enige\ - Beperk die visvangarea - Ontwikkel wetgewing

Topics Identified

GeneticsEcology

Mark Allocation

Total150 marks

Sections30 + 30 = 60 marks

Per-question sum187 marks

Paper information

Subjectlife sciences

Year2012

SessionFeb-March

TypeMemo

PaperPaper 2

LanguageAfrikaans

Pages11

Downloads4

Examination context

Decade2010s

Years ago14y

Season—

Start day—

Exam period—

Days since exam—

About life sciences examination preparation

Grade 12 Life Sciences combines biological knowledge with interpretation and scientific reasoning. Paper 1 covers molecular biology, genetics, and cell biology, while Paper 2 tests human physiology, ecology, and evolution.

Every available Grade 12 Life Sciences past paper and memorandum is collected in the Life Sciences hub at life-sciences.freemode.co.za — browse all years, sessions and languages in one place.

How to use this resource for revision

A 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.

recalling biological concepts

applying knowledge to unfamiliar situations

interpreting diagrams and information

using scientific terminology

constructing precise written responses

A practical revision approach

Life Sciences rewards exact biological terminology — examiners deduct marks for paraphrased definitions. Create a glossary of key terms and practice using them in context.

Grade 12 subject hubs

Each matric subject has its own dedicated hub on Freemode with every past paper and marking memorandum we have archived for that subject.

➗ Mathematics View papers → 📊 Mathematical Literacy View papers → ⚗️ Physical Sciences View papers → 🧬 Life Sciences 📍 You are here 📒 Accounting View papers → 💼 Business Studies View papers → 📈 Economics View papers → 🌍 Geography View papers → 🏛️ History View papers → 📖 English View papers → 🇿🇦 Afrikaans View papers → 🗣️ IsiNdebele View papers → 🗣️ IsiXhosa View papers → 🗣️ IsiZulu View papers → 🗣️ Sepedi View papers → 🗣️ Sesotho View papers → 🗣️ Setswana View papers → 🌾 Agricultural Sciences View papers →

Corresponding examination paper

Examination paper available

Open the corresponding examination paper to practise the questions before reviewing the marking memorandum on this page. Attempt every question under timed conditions for the most realistic preparation.

life sciences Paper 2 (Afrikaans) version 1 →

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