life sciences Memo 1 (English)

November 2014 — Grade 12 / Matric — life sciences

Memo 2014 Grade 12 English Life Sciences Hub →

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🎯 150 marks 📄 10 pages 📝 29 items found 📚 5 topics

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Q1— Section header —

1.1.10(10 x 2\

1.2.1Meninges

1.2.2Gibbere

1.2.3Peripheral ervous system

1.2.4Parasympathetic system

1.2.5Chorion

1.2.6Aldosterone

1.2.7Umbilical vein

1.2.8TSH thyroid stimulating hormone

1.2.9Gestation

1.2.10Acrosome (10\

1.3.5A only only None only Both A and B x 2\

1.4.5Iris Choroid Optic nerve Fovea /yellow spot Cornea (2\ (2\ (10\

Q2— Section header —

2.1Urethra Vas deferens sperm duct Fallopian tube oviduct

2.1.2(a\ rotects the sperm cell against the a cidic environment of the vagina Increase s the motility of the sperm Provides nutrients (Mark first ONE only\

2.1.6(a\ (b\ (a\ permatogenesis (b\ ogenesis Serves as a birth canal Allows for pas sage of blood/

2.2.2FSH Oestrogen Mark first ONE only\ Any The follicle develops

2.2Corpus uteum has not disintegrated it continues to secrete progesterone so the endometrial lining remains thickened The zygote undergoes mitosis

2.3.5(a\ A and B (b\ A and C To ensure that the results are attributed to gravity light / to elim inate the effect of light

3.1.5Number of kilograms of wheat per hectare /Yield To compare the yield obtained when using two types of fertiliser with the yield of the hectare with no fertiliser It acts as a control to ensure that the results obtained are

3.2.1(a\ Carbon fo otprint is a measure of the total amount of greenhouse gas emissions example of greenhouse gas\ of an individual defined population/ company per year (b\ Food security refers to the availability and access

3.2.2Energy used to produce and transport wasted food is lost The fossil fuels used in production and transport of wasted food and the decomposition of wasted food

Q3— Section header —

3.2.3Buy only what is needed in sufficient quantities Give to others what is not used instead of throwing away Educate about efficient farming methods Educate about ways to preserve food Improve storage facilities

3.3.3onstricted ess blood flows the skin so less heat is lost to the environment by radiation Less sweat is formed because less blood flows to the sweat glands

3.4.4The blood glucagon levels increase from 100 to 210 pic ograms/ml\ from 0 to min and become nstant

Q4— Section header —

Topics Identified

Cell BiologyGeneticsEcologyPhotosynthesisRespiration

Mark Allocation

Total150 marks

Sections40 + 40 = 80 marks

Paper information

Subjectlife sciences

Year2014

SessionNovember

TypeMemo

PaperPaper 1

LanguageEnglish

Pages10

Downloads4

Examination context

Decade2010s

Years ago12y

SeasonSpring (SH)

Start dayWednesday

Exam periodNovember 2014

Days since exam4,371

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 1 (English) →

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Pages10

Archived on8 September 2026

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