Cell Structure and Function MCQ Quiz: GKFix - Bridge of Knowledge - Page 205

Question 1021

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Why are mitochondria not easily visible under a microscope without staining?

They are inside the nucleus
They move too fast
They are colorless
They are small and translucent

Question 1022

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How many membranes surround each mitochondrion?

One
Three
Four
Two

Question 1023

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What is the typical shape of mitochondria?

Spherical
Rod-like
Flat and disc-like
Sausage-shaped or cylindrical

Question 1024

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Which of the following statements about mitochondria is true?

They are always spherical
They lack membranes
They are uniform in size
Their number depends on the cell's activity

Question 1025

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What is the primary method by which food vacuoles are formed in protists?

Pinocytosis
Exocytosis
Photosynthesis
Phagocytosis