Grade 11 Life Sciences September Test and MEMO – 2023

Grade 11 Life Sciences September Paper:

Total:  90 Marks, Time:  2 hours.

Contents:

• Question 1.1:  Multiple choice (7 marks).
  • Gaseous exchange.
• Question 1.2:  Terminology (6 marks).
  • Gaseous exchange.
  • Excretion in organs.
• Question 1.3:  Matching columns (8 marks).
  • Population ecology.
• Question 2.1:  Investigation (10 marks).24
  • Gaseous exchange.
    • Graphs.
    • Scientific report.
• Question 2.2:  Diagram with questions (10 marks).
  • Gaseous exchange.
    • The human lungs.
• Question 3.1:  Diagram with questions (9 marks).
  • Excretion.
    • Human urinary system.
• Question 3.2:  Diagram with questions (16 marks).
  • Gaseous exchange.
    • Airway of the lungs.
• Question 3.3:  Diagram with questions (10 marks).
  • Excretion.
    • Malpighian corpuscle of the nephron.
• Question 4:  General questions (14 marks).
  • Population ecology.

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