life sciences Paper 2 (Afrikaans)

Feb-March 2011 — Grade 12 / Matric — life sciences

Past Paper 2011 Grade 12 Afrikaans Life Sciences Hub →

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🎯 150 marks 📄 12 pages 📝 51 items found 📚 2 topics 🔑 1 key info

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Q1— Section header —

1.1.6D. landmassas word ... genoem.

1.1

1.1.1Die superkontinent wat opgebree k het in kleiner

1.1.2Watter van die volgende is moontlik oorsake van uitwissing? 1. Siektes 2. Ystydperke 3. Meteoriet wat die Aarde tref 4. Plaatverskuiwings

1.1.3Twee individue is heel waarskynlik lede van dieselfde spesies as 'n verskillende aantal chromosome besit. fenotipies verskil.

1.1.4Makro-evolusie is 'n term wat ... beskryf. 'n toename in die grootte van indi vidue van 'n bevolking oor 'n lang tydperk die proses wat lei tot die vorming van nuwe genera en families 'n geleidelike verandering in die aantal spesies in die

1.2.8Die studie van fossiele spesies illustreer Spesies wat nie meer op di e Aarde voorkom nie

1.1.5

1.2

1.2.1

1.4.3Watter spesie(s) is nou uitgesterf? spesie diagram hierbo.

1.3Dui aan of elk van die stellings in KOLOM I van toepassing is op BEIDE A EN B GEENEEN van die items in KOLOM II nie. Skryf slegs B beide A en B geeneen langs die vraagnommer

1.3.1Organismes het 'n inherente/interne

1.3.2Mutasie(s\ B: Dodelike mutasie

1.3.3Australopithecines wat in Suid-Afrika

1.3.4Datering van fossi

1.3.5Bewys van evolusie deur vergelykende (5 x 2\

1.4Die diagram hieronder verteenwoordig die evolusie van drie verskillende en \nde omgewings ( en

1.4.1

1.5teenwoordig is, word 'n chemiese indikator gebruik. verander, is E. coli teenwoordig.

1.5.5Watter riviere ( of

Q1— Section header —

1.6.23

1.6Onderskei tussen:

1.6.1

Q2— Section header —

2.1.5motte en wit motte en afst and vanaf die middestad. wanneer besoedeling in

2.1

2.1.1

Q2— Section header —

2.2.5tydperk gehad? Bereken die woudbedekking . Toon ALLE bewerking. Gee enige TWEE redes vir ontbossing.

2.2

2.2.1

Q3— Section header —

3.1.3

3.1Darwin het verskillende skilpads pesies op die Galapagos-eilande ie, volgens skaal geteken, word

3.1.1Tabuleer TWEE sigbare verskille tussen die twee skilpadspesies. Maak 'n voorstel oor wat skilpad dalk kan eet, wat skilpad nie Die twee skilpadspesies hierbo ge toon, het op ver geleef. Darwin het voorgestel dat hulle dalk van 'n gemeenskaplike

3.2.5word. skedels en

3.2Die diagramme hieronder verteenwoor dig die skedels van twee organismes, naamlik 'n moderne mens en 'n gorilla. El ke pyltjie toon die posisie van die foramen magnum aan. Bestudeer die di agramme en beantwoord die vrae wat

3.2.1Identifiseer elk van die organismes wat deur en voorgestel Tabuleer VIER sigbare verskille tussen die van organisme Watter organisme is tweevoetig/bi pedaal vir die grootste gedeelte Verduidelik TWEE moontlike voordele van tweevoetigheid/

Q3— Section header —

Q4— Section header —

4.1.312

4.2.3Wat is die habitat van Hoodia Hoodia word.

4.1Die tabel hieronder toon die jaarlikse vangste van TWEE visspesies, naamlik haring en kabeljou, oor 'n tydperk van agt jaar. Jaar Haring Kabeljou 1 370 145 2 150 120 3 110 80 4 105 60 5 85 50 6 70 45

4.1.1Trek lyngrafieke, op dieselfde a ssestelsel, met gebruik van die inligting in die tabel hierbo. Beskryf hoe die vangsgrootte van die haringbevolking gedurende Noem enige TWEE bestuurstra haring en kabeljou kan voorkom.

4.2

4.2.1Noem TWEE mediese toestande wat met behandel kan Verduidelik waarom inheemse vo lke vir die verkoop van die verslankingspille, soos in die paragraaf genoem, vergoed moet

4.3

Topics Identified

GeneticsEcology

Mark Allocation

Total150 marks

Sections30 + 30 = 60 marks

Per-question sum257 marks

Key Information

Contact Number0406080100

Paper information

Subjectlife sciences

Year2011

SessionFeb-March

TypePast Paper

PaperPaper 2

LanguageAfrikaans

Pages12

Downloads5

Examination context

Decade2010s

Years ago15y

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 marking memorandum

Marking memorandum available

Use the corresponding memorandum after completing the paper to review your answers and identify areas that require further revision. The memorandum shows the marking approach used by DBE examiners, including method-mark allocations.

life sciences Memo 2 (Afrikaans) →

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