Curriculum
Course: Combined Science 0653 — Biology
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Curriculum

Combined Science 0653 — Biology

B1. Characteristics of Living Organisms and Cells

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B2. Biological Molecules and Enzymes

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B3. Plant Nutrition and Transport

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B4. Human Nutrition and Digestion

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B5. Transport in Humans

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B6. Respiration and Gas Exchange

0/14

B7. Coordination, Response and Homeostasis

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B8. Reproduction and Inheritance

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B9. Organisms and their Environment

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Quiz

B3.2 Leaf structure – Check yourself

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Leaf structure Combined Science check yourself quiz: free practice for Combined Science. Work through this Leaf structure Combined Science check yourself quiz and get instant feedback on every answer. If you get stuck, review the B3.2 Leaf structure — Notes lesson. More practice: Combined Science — all units. Syllabus: Cambridge IGCSE qualifications.

  • Questions count: 6
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
Which key term matches this description: "Brightness of light reaching the plant."
Which key term matches this description: "Brightness of light reaching the plant."
Pondweed
Temperature
Rate of photosynthesis
Light intensity
2.
According to the comparison table in this lesson, what is the How to test of CO₂ concentration?
According to the comparison table in this lesson, what is the How to test of CO₂ concentration?
Factors affecting photosynthesis
Water bath at different temperatures
Add sodium hydrogencarbonate to water
Move lamp closer to pondweed, count bubbles
Variegated leaf: only green parts make starch
3.
Which statement best describes Variegated leaf?
Which statement best describes Variegated leaf?
Factor in shortest supply that limits the rate.
How fast glucose/oxygen is made.
Leaf with green and white parts – tests need for chlorophyll.
Amount of CO₂ available.
4.
Which statement best describes Temperature?
Which statement best describes Temperature?
Amount of CO₂ available.
Water plant (Elodea) used to count oxygen bubbles.
Brightness of light reaching the plant.
Affects enzymes that control photosynthesis.
5.
Complete the statement: The factor in shortest supply is the ______.
Complete the statement: The factor in shortest supply is the ______.
Pondweed
Carbon dioxide concentration
limiting factor
Light intensity
6.
According to the comparison table in this lesson, what is the How to test of Light intensity?
According to the comparison table in this lesson, what is the How to test of Light intensity?
Factors affecting photosynthesis
Variegated leaf: only green parts make starch
Water bath at different temperatures
Add sodium hydrogencarbonate to water
Move lamp closer to pondweed, count bubbles
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Part of B3. Plant Nutrition and Transport — see every lesson and quiz in this unit.
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