IB Biology SL 2.2.1 Organelles as Discrete Subunits Question Bank

Practise IB Biology SL 2.2.1 using exact SL questions on organelle identification, electron-micrograph evidence and specialised cell functions.

Exam points

Identify organelles in cell diagrams and micrographs and link each structure to its main function.
Distinguish membrane-bound organelles from broader cell structures such as cytoplasm and the cell wall.
Use ultrastructure evidence to infer which organelle is present in an electron micrograph.

[Maximum number: 1]

The following electron micrograph has a magnification of $\times 44000$ .

State the name of the main organelle in the electron micrograph.

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