Unlock hundreds more features
Save your Quiz to the Dashboard
View and Export Results
Use AI to Create Quizzes and Analyse Results

OR
Sign inSign in with Facebook
Sign inSign in with Google
Quizzes > Science

Organelle Function Quiz: Test Cell Parts and Their Jobs

Quick, free organelle functions quiz. Instant results and review tips.

Editorial: Review CompletedCreated By: Joshua VennettiUpdated Aug 28, 2025
Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art illustration for cell organelles and their functions quiz on a golden yellow background.

This organelle function quiz helps you match each cell part to its job and check your understanding with instant feedback. For more practice, try the cell organelles quiz, build identification skills with an organelle labeling quiz, or focus on plants in a plant cell labeling quiz.

Which organelle is primarily responsible for producing ATP during cellular respiration?
Smooth ER
Mitochondrion
Golgi apparatus
Lysosome
undefined
Smooth endoplasmic reticulum is the main site of protein synthesis in eukaryotic cells.
False
True
undefined
Which structure is the direct site of mRNA translation into polypeptides?
Centrosome
Ribosome
Nucleolus
Peroxisome
undefined
Lysosomes contain hydrolytic enzymes that break down macromolecules and cellular debris.
False
True
undefined
Which organelle modifies, sorts, and packages proteins for secretion or delivery to other organelles?
Golgi apparatus
Chloroplast
Nucleus
Central vacuole
undefined
Which organelles contain catalase to detoxify hydrogen peroxide?
Peroxisomes
Golgi cisternae
Centrioles
Lysosomes
undefined
Rough endoplasmic reticulum is studded with ribosomes and produces many secretory and membrane proteins.
True
False
undefined
Which sequence best describes the secretory pathway for a typical exported protein?
Rough ER -> peroxisome -> nucleus -> plasma membrane
Golgi -> Rough ER -> nucleus -> plasma membrane
Rough ER -> Golgi -> secretory vesicle -> plasma membrane
Cytosol -> lysosome -> Golgi -> plasma membrane
undefined
Gap junctions are the primary intercellular channels connecting plant cells.
False
True
undefined
What are microtubules made of?
Alpha- and beta-tubulin dimers
Keratin tetramers
Actin monomers
Cellulose fibers
undefined
Which coat protein complex mediates anterograde transport from the ER to the Golgi?
COPI
Clathrin
Caveolin
COPII
undefined
Which proteins ensure vesicle fusion occurs with the correct target membrane by pairing vesicle and target factors?
Chaperonins
SNAREs
Kinesins
Topoisomerases
undefined
Lysosomal hydrolases function optimally at approximately neutral pH (around 7.4).
False
True
undefined
Which cytoskeletal component provides tensile strength and includes keratin as a member?
Septins
Microtubules
Intermediate filaments
Actin filaments
undefined
The Calvin cycle reactions occur in the chloroplast stroma.
True
False
undefined
Mitochondria and chloroplasts contain 70S-type ribosomes resembling those of bacteria.
True
False
undefined
Which receptor-cycling pathway delivers acid hydrolases from the trans-Golgi network to endosomes?
Transferrin receptor pathway
Ubiquitin-proteasome pathway
Mannose-6-phosphate receptor cycling
LDL receptor pathway
undefined
COPI primarily mediates retrograde vesicle transport from the Golgi to the ER and within the Golgi stack.
False
True
undefined
Which complexes translocate precursor proteins across the outer and inner mitochondrial membranes, respectively?
Sec61 and SRP
Clp and GroEL
TOM and TIM
NPC and importin
undefined
The nuclear lamina underlying the inner nuclear membrane is composed of type V intermediate filaments called lamins.
True
False
undefined
0

Study Outcomes

  1. Identify Key Organelles -

    Learn to recognize and name major cell organelles - mitochondria, ribosomes, Golgi apparatus, lysosomes - when encountering them in diagrams or descriptions.

  2. Match Organelles to Functions -

    Develop the ability to match each organelle with its primary role, reinforcing your understanding through the cell organelles and their functions quiz format.

  3. Describe Organelle Roles -

    Explain the essential functions of each cellular structure, from energy production in mitochondria to waste breakdown in lysosomes.

  4. Apply Knowledge in Trivia -

    Use the organelle function trivia questions to test and solidify your recall of which organelle is labeled a mitochondrion, ribosome, Golgi apparatus, or lysosome.

  5. Analyze Cellular Processes -

    Examine how organelles interact within the cell, gaining insight into processes like protein synthesis, transport, and energy metabolism.

  6. Assess Your Mastery -

    Track your score on the cell organelles quiz to identify strengths and areas for review, helping you prepare more effectively for exams or discussions.

Cheat Sheet

  1. Mitochondria: The Powerhouse of the Cell -

    Mitochondria convert glucose and oxygen into ATP via the equation C6H12O6 + 6O2 → 6CO2 + 6H2O + ~36 ATP (Alberts et al., 2015). A handy mnemonic is "Most Important To Activate Tiny Hydrolysis," to recall mitochondria's role in energy release. When you see "which organelle is labeled a mitochondrion" in your cell organelles quiz, think of its double membrane and cristae.

  2. Ribosomes: Protein Assembly Lines -

    Ribosomes are made of a small (40S) and large (60S) subunit in eukaryotes, catalyzing peptide bond formation (Lodish et al., 2016). Recall "RIBose + SOMe" to link the name to protein synthesis. In organelle function trivia, free versus bound ribosomes help you predict whether a protein stays in the cytosol or heads to the ER.

  3. Golgi Apparatus: The Cellular Post Office -

    The Golgi apparatus sorts, modifies, and ships proteins and lipids in cisternae stacks (Santangelo et al., 2017). Use the phrase "Cis to Receive, Trans to Send" to remember the cis face receives vesicles, while the trans face dispatches them. Questions like "which organelle is labeled a Golgi apparatus" often hinge on spotting its flattened sacs.

  4. Lysosomes: Digestive Enzymes Unleashed -

    Lysosomes contain over 50 acid hydrolases that break down macromolecules at pH ~5 (Marty, 2019). Think "Lyso-" for "lysis" or breaking apart, and picture them as the cell's recycling center. In a cell organelles and their functions quiz, look for membrane-bound vesicles full of debris - those are your lysosomes.

  5. Endoplasmic Reticulum: The Cellular Highway -

    The rough ER is studded with ribosomes for protein synthesis, while the smooth ER handles lipid metabolism and detoxification (Voet & Voet, 2012). Envision a "highway" network where RER lanes carry proteins and SER lanes refine lipids. This tip is gold for acing any organelle function trivia question about ER subtypes.

Make a Quiz (FREE) Copy & Edit This Quiz Create a Quiz with AI

Biology Quizzes

Powered by: Quiz Maker