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LS.02 - Cells

Total questions: 48

Worksheet time: 27mins

Name
Class
Date
1.
In which cell structure is glucose produced?
a)
vacuole
b)
chloroplast
c)
mitochondrion
d)
nucleus
2.
What is the primary energy generator for the cell?
a)
nucleus
b)
vacuole
c)
mitochondrion
d)
endoplasmic reticulum
3.
Photosynthesis takes place in the-
a)
Chloroplast
b)
lysosome
c)
ribosome
d)
cytoplasm
4.
The endoplasmic reticulum is involved in the assembly, storage, and transport of which group of organic chemicals?
a)
proteins
b)
nucleic acids
c)
fats
d)
sugars
5.
The largest organelle in the cytoplasm of the cell is called the-
a)
mitochondrion
b)
ribosome
c)
vacuole
d)
nucleus
6.
Which structures store food, water, or wastes for the cell?
a)
Chloroplasts
b)
Chromosomes
c)
Vacuoles
d)
Ribsomes
7.
What cell structure controls all life processes for the cell?
a)
Nucleus
b)
Vacuole
c)
Cell Membrane
d)
Cytoplasm
8.
The green food-making structures within plant cells are called-
a)
cytoplasm
b)
endoplasmic reticula
c)
ribosomes
d)
chloroplasts
9.
Which cell organelle helps break down food molecules to release energy?
a)
Vacuole
b)
Endoplasmic reticulum
c)
Nucleus
d)
Mitrochondria
10.
The cell organelle in which food and oxygen react to release energy during respiration is the-
a)
endoplasmic reticulum
b)
vacuole
c)
nucleus
d)
mitochondrion
11.
Food, water, and waste are stored in what cell structure?
a)
cytoplasm
b)
ribosome
c)
vacuole
d)
nucleus
12.
What is a good description of a plant cell wall?
a)
the rigid outer covering of the cell
b)
the thin layer surrounding the cell
c)
a cell structure in which food is made
d)
a large storage area that holds food
13.
Which part of the cell is considered to be "selectively permeable" because it allows certain molecules to enter or leave the cell?
a)
Cytoplasm
b)
Lysosome
c)
Cell Membrane
d)
Nucleolus
14.
Chromosomes are located in the?
a)
cell membrane
b)
endoplasmic reticulum
c)
nucleus
d)
mitochondrion
15.
In which cell structure is glucose produced?
a)
Nucleus
b)
mitochondrion
c)
chloroplast
d)
vacuole
16.
Which cell structure moves materials throughout the cell?
a)
endoplasmic reticulum
b)
vacuole
c)
ribosome
d)
mitochondrion
17.
A unicellular organism is composed of -
a)
no complete cells
b)
one organelle
c)
just one cell
d)
many cells
18.
Which of the following organelles capture the energy of sunlight?
a)
ribosomes
b)
cell wall
c)
vacuoles
d)
chloroplasts
19.
What is the primary energy generator for the cell?
a)
endoplasmic reticulum
b)
mitochondrion
c)
vacuole
d)
nucleus
20.
Which structure allows materials to enter and leave the cell?
a)
cytoplasm
b)
cell membrane
c)
ribosome
d)
nucleus
21.
Photosynthesis take place in the -
a)
lysosome
b)
c ytoplasm
c)
ribosome
d)
chloroplast
22.
Genetic materials are located in the -
a)
ribosome
b)
vacuole
c)
chromosome
d)
lysosome
23.
What component of a cell serves as a temporary storage center? 
a)
vacuole
b)
mitochondria
c)
chloroplasts
d)
nucleus
24.
Cell walls provide cells with structural support and protection.  What are cell walls made of? 
a)
cellulose
b)
membrane
c)
organelles
d)
molecules
25.
The smallest unit that retains all the charateristics of life is ---
a)
an organelle
b)
a tissue
c)
a cell
d)
an organ
26.
Which cell structure is responsible for both the coordination of cell activity and for reproduction? 
a)
nucleus
b)
cell membrane
c)
cytoplasm
d)
mitochondria
27.
The function of the ribosomes is to ---
a)
preserve genetic materials
b)
store enzymes
c)
synthesize proteins
d)
generate energy
28.
Which cell structure is referred to as the gatekeeper because it directs substances to move into and out of the cell? 
a)
cell membrane
b)
cell wall
c)
vacuole
d)
nucleus
29.
The tubular passageways that carry proteins through the cell are called ---
a)
chloroplasts
b)
mitochondria
c)
nucleic acid
d)
endoplasmic reticula
30.
Which cell structure acts like the brain of a cell? 
a)
nucleus
b)
cell wall 
c)
cell membrane
d)
mitochondria
31.
Which organelle functions as a place to store extra water? 
a)
vacuole
b)
cytoplasm
c)
cell membrane
d)
the ER
32.

Which cell organelle helps break down food molecules to release energy?

a)

Endoplasmic Reticulum "ER"

b)

Vacuole "The vacuum"

c)

Nucleus "The Brains"

d)

Mitochondria "Mighty - Strength"

33.

If you look at a cell through a microscope and saw the following structures - cell wall, nucleus, chloroplasts, endoplasmic reticula, what type of cell are you looking at?

a)

Plant cell

b)

Animal cell

c)

Nerve cell

d)

Muscle cell

34.

We have 46 chromosomes, a dog as 78 chromosomes in each of its body cells. After meiosis, how many chromosomes are in each of the dog's sex cells?

a)

78

b)

23

c)

156

d)

39

35.

What are the three parts of the cell cycle?

a)

cytokinesis, anaphase, telophase

b)

interphase, mitosis, cytokinesis

c)

interphase, prophase, cytokinesis

d)

mitosis, metaphase, prophase

36.

Which of the following happens during interphase?

a)

The chromosomes line up in the middle

b)

The cell's nucleus divides and the cell splits

c)

The cell grows, makes a copy of its DNA, and prepares to divide

d)

The cytoplasm divides and the cell membrane pinches together

37.

During which stage of mitosis do the chromosomes line up in the middle of the cell?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

38.

What is the purpose of the cell cycle?

a)

to produce two new identical daughter cells

b)

to allow the cell to absorb oxygen

c)

to produce two cells that have only 1/2 the number of chromosomes as the parent cells - "Sex Cells"

d)

to produce cells that will mutate as it grows

39.

How many times does interphase happen in the cell cycle

a)

once

b)

twice

c)

never

d)

as often as possible

40.

How many times does the cell go through PMAT during normal cell division? "Mitosis"

a)

1

b)

2

41.

How many times does the cell go through PMAT during reproductive cell division? "Meiosis"

a)

1

b)

2

42.

During which stage of mitosis do the chromosomes begin to move apart?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

43.

During which stage of mitosis is the nuclear envelope not visible

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

44.

When does Mitosis begin?

a)

when photosynthesis occurs

b)

when the cell stops living

c)

when the DNA molecules in the cell condense

d)

when the DNA molecules make exact copies of themselves

45.

When two "daughter cells" have the same number of chromosomes are the "mother cell", this is called ----

a)

osmosis

b)

mitosis

c)

meiosis

d)

reproduction

46.

When the process produces a "haploid" cell, with half the number of chromosomes

a)

osmosis

b)

mitosis

c)

meiosis

d)

reproduction

47.

What is cytokinesis?

a)

the division of the cell's cytoplasm

b)

the duplication of DNA

c)

the division of the nuclear membrane

d)

the movement of spindle fibers in the cell

48.

What is one major difference between mitosis and meiosis

a)

In mitosis, twice as many daughter cells are formed

b)

In mitosis, the daughter cells are identical to the mother cell and in meiosis, the daughter cells are not identical

c)

Meiosis only involves body cells, and mitosis only involves sex cells

d)

Mitosis has many more steps than meiosis.

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