IB Biology HL B4.1.8 Adaptations to Hot Deserts and Tropical Rainforest Questions

Explore how desert plant structures conserve water and how pitcher plants gain nutrients from insects while continuing photosynthesis in IB Biology HL B4.1.8.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Explain how roots, stems, leaves and stomata help hot-desert plants collect and conserve water.
  • Identify insect-eating pitcher plants as both autotrophic and heterotrophic.

IB Biology HL B4.1.8 Adaptations to Hot Deserts and Tropical Rainforest Questions question 1

[Maximum number: 3]

The photo shows vegetation in the Sonoran Desert, which is part of the hot desert biome.

Figure for Question IB Biology HL B4.1.8 Adaptations to Hot Deserts and Tropical Rainforest Questions question 1 — IB Biology HL

Explain three adaptations of plants that can help them survive in the dry conditions of hot deserts.

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