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IB Biology HL C4.2.6 Autotrophs As Self Feeders Questions

Classify autotrophs by their synthesis of organic compounds from inorganic nutrients and identify dissolved carbon dioxide or hydrogencarbonate inputs in aquatic systems in IB…

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Classify an organism as an autotroph when it synthesizes organic compounds from inorganic nutrients using an external energy source.
  • Identify dissolved carbon dioxide and hydrogencarbonate ions as inorganic carbon inputs for aquatic autotroph carbon fixation.

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Study C4.2.6—Autotrophs as self-feeders conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Biology HL C4.2.6 Autotrophs As Self Feeders Questions question 1

[Maximum number: 1]

What is the classification of an organism that is able to make organic compounds from inorganic nutrients?

A

Autotroph

B

Consumer

C

Detritivore

D

Saprotroph

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