IB Biology HL 2.1.3 Functional categories in animals Question Bank
Practise IB Biology HL 2.1.3 by applying functional categories in animals concepts to exam-style questions.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- identify the relevant biological structure, process or evidence
- apply the correct biological mechanism to the question
- evaluate the result using data, adaptation or ecological reasoning
C2.1.3 (HL)—Functional categories in animals question 1
[Maximum number: 1]
What releases leptin?
A
Thyroid gland
B
Hypothalamus
C
Pineal gland
D
Adipose tissue
D
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