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IB Biology HL B4.2.4 Holozoic Nutrition Questions

Explore how herbivores, carnivores and omnivores ingest living food, digest it internally and assimilate nutrients in IB Biology HL B4.2.4.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Explain holozoic nutrition as ingestion of organic matter followed by internal digestion, absorption and assimilation in the digestive system.
  • Classify herbivores, carnivores and omnivores as consumers by identifying the living food source they ingest.

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Study B4.2.4—Holozoic nutrition conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Biology HL B4.2.4 Holozoic Nutrition Questions question 1

[Maximum number: 1]

Hummingbirds eat flower nectar and small insects. To which nutritional group do they belong?

A

Autotrophs

B

Consumers

C

Detritivores

D

Saprotrophs

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