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Unit 2: Cell Structure & Function Review

Total questions: 40

Worksheet time: 45mins

Name
Class
Date
1.

Mattias Schleiden and Theodor Schwann studied plant and animal cells under a microscope. Together these men concluded that plants and animals are made up of cells. Which scientist furthered their study to complete our modern cell theory?

a)

Robert Hooke, who first observed cells and gave them their name

b)

Anton van Leeuwenhoek, who observed living cells in a drop of pond water

c)

Rudolf Virchow, who introduced the idea that all cells are created from other preexisting cells

d)

Ernst Ruska, who designed and built the first electron microscope

2.

The diagram of the cell below is most likely which type of cell?

a)

bacteria

b)

plant

c)

animal

d)

fungus

3.

Which two of the following are major structural components of the cell membrane?

a)

cellulose

b)

nucleic acids

c)

phospholipids

d)

proteins

e)

starch

4.

Which image below shows a plant cell?

a)

A

b)

B

c)

C

d)

D

5.

Which of the following is an example of a prokaryote?

a)

the green algae Volvox

b)

the bacterium E. coli

c)

the pine pollen grain Pinus

d)

the roundworm C. elegans

6.

Study the diagram of a plant cell below. The organelle marked by the arrow is responsible for cellular energy. Identify this organelle:

a)

mitochondrion

b)

Golgi apparatus

c)

endoplasmic reticulum

d)

nucleus

7.

What is the main function of a cell wall?

a)

to support and protect the cell

b)

to make and store DNA

c)

to direct the activities of the cell

d)

to help the cell move

8.

Viruses are typically much smaller than cells of bacteria, but viruses and bacteria share several characteristics. Identify three characteristics below that are common to both viruses and bacteria.

a)

contain genetic material

b)

change over time through genetic mutations

c)

undergo stages of growth and development

9.

Identify three characteristics shared by plant, animal, and fungal cells.

a)

eukaryotic

b)

ribosomes

c)

mitochondria

10.

Coded instructions from the nucleus are used by which organelle to make proteins?

a)

Golgi apparatus

b)

endoplasmic reticulum

c)

vacuole

d)

ribosome

11.

Which type of cells would you expect to contain the most mitochondria?

a)

muscle cells that require the most energy

b)

bone cells that require the most strength

c)

red blood cells that transport gases

d)

glandular cells that secrete hormones

12.

Which evidences below cause scientists to consider viruses as nonliving? Choose the two best answer choices.

a)

They do not have a nucleus nor membrane-bound organelles.

b)

Outside a living host cell, they have no way to maintain a stable internal environment and cannot move on their own.

13.

Which two organelles provide plant cells with energy?

a)

chloroplasts

b)

mitochondria

14.

Which of the cell organelles form peptide bonds between amino acids?

(a)  

15.

Which organelle found in plant cells captures energy from the sun to convert it into high energy sugars?

(a)  

16.

Which two of the following are contained in both prokaryotic and eukaryotic cells?

a)

DNA

b)

ribosomes

c)

membrane-enclosed organelles

d)

nucleus

e)

mitochondria

17.

Pepsin is an enzyme produced by stomach cells to help digest protein. Stomach cells package and secrete pepsin in which of the following organelles?

a)

Golgi apparatus

b)

mitochondria

c)

nucleus

d)

ribosomes

18.

In a plant, which of the following would represent the smallest level of organization?

a)

a flower

b)

a leaf cell

c)

the epidermis

d)

the root system

19.

In an animal, which of the following structures represents the highest level of organization?

a)

heart

b)

mitochondrion

c)

red blood cell

d)

epidermis tissue

20.

Marine biologists find a specimen that looks like a rock. They find it has the following characteristics. Which of the following two characteristics would best prove that this specimen is actually a living organism?

a)

It reproduces by releasing sperm and eggs into the water around it.

b)

Its interior contains blood and tissue made up of cells.

c)

It has an outer shell made of polysaccharides.

d)

It contains high levels of vanadium, a rare metal used to strengthen steel.

e)

It does not move.

21.

A cross-section of a plant stem is shown in the diagram below.

a)

tissue

b)

organ

c)

system

d)

organism

22.

The 3 parts of the Cell Theory are...?

a)

All living things are composed of cells

Cells are the basic units of structure and function in living things

All cells are produced from other cells

b)

All living things are composed of cells

Cells are the basic units of dance and vibes in living things

All cells are destroyed from other aliens

c)

All living things are composed of Jell-O

Cells are the basic units of structure and function in living things

All cells are produced from factories in Canada

d)

All living things are composed of cells

Cells do karate and practice eating whole pies in their free time

All cells are produced from other cells

23.

Which type of microscope was crucial in the development of cell theory?

a)

Transmission electron microscope

b)

Scanning electron microscope

c)

Light microscope

d)

Atomic force microscope

24.

Who is considered one of the founding figures of cell theory?

a)

Isaac Newton

b)

Charles Darwin

c)

Matthias Schleiden

d)

Albert Einstein

25.

Which component of cell theory did Rudolf Virchow contribute to?

a)

Cells are the basic unit of life.

b)

All living things are made of cells.

c)

Cells arise only from pre-existing cells.

d)

Cells contain the hereditary information necessary for regulating cell functions.

26.

Which of the following statements is NOT a part of the modern cell theory?

a)

All living organisms are composed of one or more cells.

b)

The cell is the basic unit of life.

c)

All cells arise from pre-existing, non-living materials.

d)

Genetic information is passed on from cell to cell.

27.
All living things are made up of...
a)
cells
b)
cell tissues
c)
organ
d)
organ systems
28.

What is the primary function of the cell nucleus?

a)

It is the site of cellular respiration.

b)

It stores the cell's hereditary material.

c)

It is responsible for protein synthesis.

d)

It aids in cell division.

29.

Which of the following is NOT a component of the Cell Theory?

a)

The cell is the basic unit of structure and function.

b)

All living things are composed of cells.

c)

Cells are derived from preexisting cells.

d)

Cells that have the best adaptations survive and pass the traits to their offspring.

30.

What is the significance of the phrase "Omnis cellula e cellula" in cell theory?

a)

It means all cells have a nucleus.

b)

It means all cells are made of the same basic chemicals.

c)

It means all cells come from pre-existing cells.

d)

It means all cells have a cell wall.

31.

In what year was cell theory formally articulated?

a)

1665

b)

1839

c)

1858

d)

1952

32.

Which of the following discoveries was NOT directly involved in the development of cell theory?

a)

The structure of DNA

b)

The invention of the microscope

c)

The observation of cells in plant tissue

d)

The observation of animalcules in pond water

33.

What did Theodor Schwann contribute to cell theory?

a)

He discovered the cell nucleus.

b)

He proposed that all animals are made of cells.

c)

He identified the cell membrane.

d)

He was the first to observe living cells under a microscope.

34.

all plants and animals have ____________ , which is where cellular respiration occurs

a)

ribosomes

b)

chloroplasts

c)

mitochondria

d)

lysosomes

35.

This organelle is the:

a)

Mitochondria

b)

Chloroplast

36.

Match the following

a)

Makes ATP (energy).

1.

mitochondria

b)

control center of the cell, contains DNA

2.

nucleus

c)

makes proteins

3.

ribosomes

d)

protects the cell and lets stuff in and out of cell, maintains homeostasis

4.

cell membrane

e)

converts sunlight into glucose (sugar) for the plant cell

5.

chloroplast

37.

Mitochondria are found in plant AND animal cells

a)

True

b)

False

38.

Which organelle controls all activity of the cell?

a)

nucleus

b)

mitochondria

c)

cell wall

d)

cell membrane

39.

Which features are found in plant cells but no animal cells?

a)

Cells walls and chloroplasts

b)

Mitochondria and ribosomes

c)

Chromosomes and chloroplasts

d)

Vacuoles

40.

What makes something living?

a)

It can hear.

b)

It is made of cells.

c)

It breathes in oxygen.

d)

It doesn't reproduce.