IB Biology Topic D3.3 Homeostasis Questionbank (SL/HL)

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IB Biology Topic D3.3 Homeostasis Questionbank (SL/HL) | RevisionDojo

Paper

Level

Difficulty

Question

SLPaper 1AStandard

Hypothalamic pathways P and Q were separately blocked during heating. Which roles are supported by the graph?

Thermoregulation responses with pathways P and Q blocked

Question

HLPaper 1ADemanding

The diagram shows part of a nephron and its associated blood vessels.

Which of the following correctly identifies structures A, C, D, and E?

Question 3SLPaper 1A

Table 1: Changes from each model’s own baseline Model Insulin released after glucose rises / change from own baseline Target glucose uptake after insulin / change from own baseline P +8 units +0 units h⁻¹ Q +0 units +8 units h⁻¹ Table 1 shows isolated tests on models P and Q. Initially, only insulin crosses their separating membrane. \dots

Model	Insulin released after glucose rises / change from own baseline	Target glucose uptake after insulin / change from own baseline
P	+8 units	+0 units h⁻¹
Q	+0 units	+8 units h⁻¹

SLPaper 1ADemanding

SLPaper 1AFoundational

IB Biology Topic D3.3: Homeostasis Questionbank