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Multiple Choice Quiz

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General Cell Structure

Multiple Choice Quiz



1

The cytoskeleton of a cell is comprised of:
A)cell wall and membranes.
B)nucleus and cytoplasm.
C)intrinsic and extrinsic proteins.
D)microtubules and microfilaments.
E)organelles and crystals
2

A non-membrane organelle:
A)ribosome
B)mitochondrion
C)microbody
D)plastid
E)endoplasmic reticulum
F)dictyosome
3

Which is not a characteristic of leucoplasts?
A)Bounded by a single membrane.
B)Contain few thylakoids.
C)Contain ribosomes in the stroma in juvenile stage.
D)Vary in shape.
E)Contain plastoglobuli.
4

Plant dictyosomes:
A)have a preferred orientation of cis-faces towards the ER within a cell.
B)are sites of transcription.
C)are composed of stacks of cisternae.
D)are involved in lipid synthesis.
E)pack digestive enzymes in microtubules.
5

Photorespiration is primarily a function of:
A)chloroplasts.
B)microbodies.
C)microtubules.
D)mitochondria.
E)dictyosomes.
6

Which is never found in a plant cell nucleus?
A)Ribosomes
B)Fibrillar centers
C)Nucleolus
D)DNA
E)Endoplasmic reticulum
7

In membranes, oligosaccharides are most likely associated with:
A)inner phospholipid layer.
B)outer phospholipid layer.
C)intrinsic proteins.
D)cholesterol.
E)hydrophobic unsaturated lipid chains.
8

Microtubules are:
A)composed of actin.
B)approximately 5-7 nm in diameter.
C)organized with 13 subunits of structure in cross-section.
D)elastically contractile.
E)found only in association with chromosomes.
9

Which structures are most characteristic of plant cells?
A)Mitochondria
B)Nuclei
C)Vacuoles
D)Plastids
E)Ribosomes
10

Which structure alone cannot be observed with light microscopy?
A)Plastid
B)Microfilament
C)Nucleus
D)Vacuole
E)Cell wall