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Organelles in Eukaryotic cells

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

Which organelles are required for the formation of the hydrolytic enzymes found in lysosomes?

a)

A

b)

B

c)

C

d)

C

2.
What is the function of nucleoli?
a)
formation and breakdown of nuclear envelope
b)
formation of centromere
c)
formation of ribosome
d)
formation of the spindle during nuclear division
3.

The diagram is taken from an electronmicrograph of a cell which secretes enzymes. Where are these enzymes made?

a)

A

b)

B

c)

C

d)

D

4.

The diagram shows and electronmicrograph of a typical animal cell. What is the function of the membrane system labelled X?

a)

Lipid synthesis

b)

Lipid synthesis and transport

c)

Protein synthesis

d)

Protein synthesis and transport

5.
An animal cell and a plant cell are placed in distilled water. The animal cell swells and bursts, while the plant cell swells but does not burst. What accounts for this difference?
a)
Animal cells have no cell wall
b)
Animal cells have no vacuole
c)
Plant cell surface membranes are partially permeable
d)
Plant cell walls are freely permeable
6.

The electronmicrograph shows parts of two cells. Which of the labelled features enable these cells to be identified as eukaryotic?

a)

W only

b)

X only

c)

W and X only

d)

W, X and Y

7.
When mucus is secreted from a goblet cell in the trachea, these events take place: (1) addition of carbohydrate to protein (2) fusion of the vesicle with the plasma membrane (3) secretion of a glycoprotein (4) separation of a vesicle from the Golgi apparatus. What is the sequence in which these events occur?
a)
1 to 4 to 2 to 3
b)
1 to 4 to 3 to 2
c)
4 to 1 to 2 to 3
d)
4 to 1 to 3 to 4
8.
What is the function of the smooth endoplasmic reticulum?
a)
antibody synthesis
b)
enzyme synthesis
c)
Protein synthesis
d)
steroid synthesis
9.
Where would cisternae be found in a cell? (1) endoplasmic reticulum (2) Golgi apparatus (3) mitochondrion
a)
1 and 2
b)
1 and 3
c)
2 and 3
d)
1 only
10.

What is the order of size of cell structures?

a)

A

b)

B

c)

C

d)

D

11.
Which organelle does NOT contain a partially permeable membrane?
a)
Golgi apparatus
b)
lysosome
c)
mitochondrion
d)
ribosome
12.

The diagram shows an electron micrograph of a plant cell. What do structures X, Y and Z contain?

a)

X contains air, Y contains starch and Z contains DNA and RNA

b)

X contains cell sap, Y contains chlorophyl and Z contains proteins

c)

X contains mineral ions, Y contains starch, Z contains DNA and RNA

d)

X contains water, Y contains mineral ions and Z contains starch

13.

In order to complete the sentence below, what is the correct process and cell structure? Cells which have high rate of ……1……… will have many …….2……

a)

A

b)

B

c)

C

d)

D

14.

A cell secreting glycoproteins is supplied with radioactively-labelled glucose which is detected in the cytoplasm first. In which organelle would radioactively-labelled glucose be detected next?

a)

A

b)

B

c)

C

d)

D

15.
Which structures are found in typical eukaryotic cells? (1) 70S ribosomes (2) 80S ribosomes (3) linear DNA (chromosomes) (4) circular DNA
a)
1, 2, 3 and 4
b)
1, 2 and 3 only
c)
1 and 4 only
d)
2 and 3 only
16.
What is the function of plasmodesmata in plant cells?
a)
to act as a barrier to water soluble substances
b)
to allow active transport of ions and sucrose between cells
c)
to allow the symplastic movement of substances between cells
d)
to enable cells to recognise each other
17.

What is the size of ribosome found in both chloroplast and mitochondria?

a)

60s

b)

70s

c)

80s

d)

90s

18.

From the table, which function is correct for the description of the cell structure?

a)

A

b)

B

c)

C

d)

D

19.
Ribosomes exist as separate subunits that bind together during protein synthesis. What do these subunits consist of?
a)
mRNA and protein
b)
mRNA and tRNA
c)
rRNA and protein
d)
rRNA and tRNA
20.
Which structures in plant cells have a double membrane?
a)
chloroplast and vacuoles
b)
lysosomes and nuclei
c)
mitochondria and vacuoles
d)
nuclei and mitochondria

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