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Bio 2024 Unit 2 Test Study Guide/Remediation

Total questions: 59

Worksheet time: 38mins

Name
Class
Date
1.

  1. What are the 3 parts of the cell theory? 

a)

All living organisms are composed of one or more cells

b)

A cell is the basic structural and functional unit of living organisms

c)

All cells arise from pre-existing cells

d)

The cell is the basic unit of matter

2.

Determine if the following organism is Unicellular or Multicellular

Categorize the following

Organisms made of many cells

One cell organisms

Most eukaryotes

All prokaryotes and some eukaryotes

Multicellular
Unicellular
3.

Match the characteristics of life

a)

1.

Made up of one or more cells

b)

2.

Universal genetic code

c)

3.

Maintain homeostasis

d)

4.

Process and use energy (metabolism)

e)

5.

Can reproduce

4.

Match the following characteristics of life

a)

1.

Grow and develop

b)

2.

Respond to stimuli (environment)

c)

3.

Can evovle

5.

Homeostasis for living organisms means...

a)

The external environment stays the same when internal changes occur

b)

Water diffuses through the membrane by osmosis

c)

Concentrations move from high to low

d)

The internal environment stays the same when external changes occur

6.

How does an organism respond to a stimulus or a change in the environment?

a)

By changing its own internal environment

b)

By ignoring the stimulus

c)

By moving to a different environment

d)

By not responding at all

7.

  1. What is the main difference between a prokaryotic cell and a eukaryotic cell?

a)
Prokaryotic cells are larger than eukaryotic cells
b)
Prokaryotic cells have a nucleus, while eukaryotic cells do not
c)
Prokaryotic cells do not have a nucleus, while eukaryotic cells do
d)
Prokaryotic cells and eukaryotic cells are the same
8.

What three things do  do prokaryotic and eukaryotic cells have in common?

a)
DNA, Ribosomes, and Cell Membrane
b)
Nucleus, Mitochondria, and Cell Wall
c)
Lysosomes, Golgi Apparatus, and Endoplasmic Reticulum
d)
Chloroplasts, Vacuoles, and Cytoskeleton
9.

Which three organelles or cell structures are present in plant cells but NOT in animal cells?

a)

Mitochondria, Ribosomes, Nucleus

b)

Cell Wall, Chloroplasts, Large Central Vacuole

c)

Golgi Apparatus, Endoplasmic Reticulum, Lysosomes

d)

Cytoskeleton, Peroxisomes, Centrioles

10.

What is the function of the cell nucleus?

a)
Controls the cell's activities
b)
Produces energy for the cell
c)
Stores water, food, and waste products
d)
Protects the cell from its surroundings
11.

What is the function of the cell cytoplasm?

a)
It provides energy for the cell
b)
It controls the cell's activities
c)
It contains all the cell's organelles
d)
It is responsible for cell division
12.

What is the function of the cell nucleolus?

a)
It is responsible for photosynthesis
b)
It is responsible for cellular respiration
c)
It is responsible for protein synthesis
d)
It is responsible for the production of ribosomes
13.

What is the function of the cell plasma (cell) membrane?

a)
It provides structural support to the cell
b)
It is responsible for cell division
c)
It controls the movement of substances in and out of cells
d)
It is the site of energy production
14.

What is the function of the cell rough endoplasmic reticulum?

a)
It is responsible for energy production
b)
It is involved in protein synthesis
c)
It is responsible for cell division
d)
It is involved in DNA replication
15.

What is the function of the cell smooth endoplasmic reticulum?

a)
It is involved in protein synthesis
b)
It is involved in lipid metabolism and detoxification processes
c)
It is responsible for energy production
d)
It is responsible for cell division
16.

What is the function of the cell ribosomes?

a)
They produce energy for the cell
b)
They store genetic information
c)
They synthesize proteins
d)
They aid in cell division
17.

What is the function of the cell golgi apparatus (body)?

a)
It is responsible for photosynthesis
b)
It is responsible for cellular respiration
c)
It is responsible for protein synthesis
d)
It is responsible for packaging and distribution of proteins
18.

What is the function of the cell mitochondria?

a)
It is responsible for photosynthesis
b)
It is responsible for cell division
c)
It is responsible for protein synthesis
d)

It is responsible for energy production (ATP) - Cellular Respiration

19.

What is the function of cell vacuoles?

a)

They provide energy to the cell

b)

They are responsible for cell division

c)

They store waste products and nutrients

d)

They control the cell's movement

20.

What is the function of the cell lysosomes?

a)
Produce energy
b)
Produce proteins
c)
Break down waste materials and cellular debris
d)
Store water
21.

What is the function of the cell chloroplast?

a)

Chloroplasts are responsible for photosynthesis (Using water and sunlight to make food/sugar)

b)
Chloroplasts are responsible for cellular respiration
c)
Chloroplasts are responsible for protein synthesis
d)
Chloroplasts are responsible for DNA replication
22.

What is the function of the cell wall?

a)
To control what goes in and out of the cell
b)
To provide energy to the cell
c)
To provide support and protection for the cell
d)
To store genetic material of the cell
23.

  1. What organelle makes a plant cell rigid (turgid) when full, allowing it to stand upright?

a)
Mitochondria
b)
Nucleus
c)
Endoplasmic Reticulum
d)
Vacuole
24.

  1. What organelle has enzymes that break down old cell parts and certain pathogens (invaders)?

a)
Nucleus
b)
Mitochondria
c)
Lysosomes
d)
Ribosomes
25.

  1. What is the primary role of the vacuole? 

a)
To store water and nutrients
b)
To produce energy
c)
To control cell division
d)
To synthesize proteins
26.

  1. A large central vacuole can be found in which type of cell (plant/animal)?

a)
Animal Cell
b)
Plant Cell
c)
Both
d)
None
27.

  1. Two layers of phospholipid molecules form the phospholipid bilayer in which cellular structure?

a)
Mitochondria
b)
Nucleus
c)
Cell membrane
d)
Ribosome
28.

  1. A phospholipid head is made of which molecule and the tails are made of which molecules?

a)

Head is made of phosphate and tails are made of fatty acids

b)
Head is made of fatty acids and tails are made of glycerol
c)
Head is made of amino acids and tails are made of carbohydrates
d)
Head is made of carbohydrates and tails are made of amino acids
29.

  1. Looking at a phospholipid, which region is hydrophobic and which is hydrophilic?

a)
The head is hydrophobic and the tail is hydrophilic
b)
Both the head and tail are hydrophilic
c)
Both the head and tail are hydrophobic
d)
The head is hydrophilic and the tail is hydrophobic
30.

What other macromolecules make up the cell membrane and what is their purpose?

a)
Proteins and lipids, they provide structure and facilitate cell communication
b)
Carbohydrates and nucleic acids, they provide energy and store genetic information
c)
Lipids and carbohydrates, they provide energy and facilitate cell communication
d)
Nucleic acids and proteins, they store genetic information and provide structure
31.

  1. What does selective permeability mean?

a)
Ability to allow certain substances to pass through it, while preventing others
b)
Ability to allow all substances to pass through it
c)
Ability to prevent all substances from passing through it
d)
Ability to selectively increase the permeability of certain substances
32.

  1. What is a concentration gradient?

a)

A difference in the concentration of a substance across a distance (high/low or low/high)

b)
A type of chemical reaction
c)
A measure of the acidity or alkalinity of a solution
d)
A type of energy transfer
33.

  1. Simple Diffusion is the movement of molecules from an area of ​ (a)   concentration to an area of ​ (b)   concentration. 

Choose from the below words
high
low
34.

Example of simple diffusion

a)
Oxygen moving from high concentration to low concentration
b)
Water moving from low concentration to high concentration
c)
Sodium ions moving through a protein channel
d)
Glucose moving into a cell with the help of a protein
35.

Is simple diffusion active or passive transport?

a)
Active transport
b)
Passive transport
c)
Both active and passive transport
d)
Neither active nor passive transport
36.

Do you need energy for simple diffusion?

a)
Yes, energy is required for simple diffusion
b)
No, energy is not required for simple diffusion
c)
Yes, but only in the form of heat
37.

  1. Facilitated Diffusion is the movement of molecules from an area of ​ (a)   concentration to an area of ​ (b)   concentration. 

Choose from the below words
high
low
38.

Example of facilitated diffusion

a)
Movement of water through a semi-permeable membrane
b)

Movement of glucose molecules from high concentration to low concentration with the help of channel proteins

c)
Movement of oxygen from high concentration to low concentration without the help of carrier proteins
d)
Movement of ions from low concentration to high concentration using energy
39.

Facilitated diffusion is ​ (a)   transport and ​ (b)   need energy.

Choose from the below words
passive
does not
active
does
40.

  1. What makes Facilitated Diffusion different from Simple Diffusion? 

a)
Facilitated Diffusion requires energy while Simple Diffusion does not
b)
Facilitated Diffusion and Simple Diffusion are the same
c)
Facilitated Diffusion is faster than Simple Diffusion
d)
Facilitated Diffusion requires transport proteins while Simple Diffusion does not
41.

Osmosis the movement of molecules from an area of ___ to ___?

a)
High concentration to low concentration
b)
Low concentration to high concentration
c)
High temperature to low temperature
d)
Low temperature to high temperature
42.

Example of osmosis

a)
Water moving from a region of high concentration to low concentration through a semi-permeable membrane
b)
Heat transfer from a hot object to a cold object
c)
Light passing through a glass prism
d)
Electric current flowing through a wire
43.

Is osmosis active or passive transport?

a)
Active transport
b)
Passive transport
c)
Both active and passive transport
d)
Neither active nor passive transport
44.

Do you need energy for osmosis?

a)
Yes, you need energy for osmosis
b)
No, you do not need energy for osmosis
c)
Osmosis does not exist
d)
Osmosis is a type of energy
45.

What happens to cells in a hypertonic solution and why?

a)
Cells swell because water moves into the cell
b)
Cells shrink because water moves out of the cell
c)
Cells remain the same because water movement is balanced
d)
Cells divide because water stimulates cell division
46.

What happens to cells in a hypotonic solution and why?

a)
Cells shrink because water leaves the cell
b)
Cells burst because water enters the cell
c)
Cells remain the same because water neither enters nor leaves the cell
d)
Cells divide because water stimulates cell division
47.

What happens to cells in an isotonic solution and why?

a)
Cells will swell because water moves into the cells
b)
Cells will shrink because water moves out of the cells
c)
Cells will neither swell nor shrink because there is no net movement of water
d)
Cells will explode because of the high pressure
48.

Active transport moves materials from a region of ​ (a)   concentration to an area of ​ (b)   concentration and requires ​ (c)  

Choose from the below words
low
high
energy/ATPs.
49.

Example of active transport

a)
Diffusion
b)
Osmosis
c)
Facilitated diffusion
d)

Sodium-potassium pump Carrier protein

Endocytosis

Exocytosis

50.

When a vesicle fuses to the cell membrane and its contents leave the cell, what is the name of this process?

a)
Endocytosis
b)
Phagocytosis
c)
Pinocytosis
d)
Exocytosis
51.

Give an example of endocytosis

a)
The process of cells releasing substances
b)
The process of cells dividing
c)
The process of cells dying
d)

The process of cells taking in substances (phagocytosis)

52.

Do you need energy for endocytosis and exocytosis?

a)
No, you don't need energy for endocytosis and exocytosis
b)
Yes, you need energy only for endocytosis
c)
Yes, you need energy only for exocytosis
d)
Yes, you need energy for both endocytosis and exocytosis
53.

Are endocytosis and exocytosis active or passive transport?

a)
Endocytosis and exocytosis are active transport
b)
Endocytosis and exocytosis are passive transport
c)
Endocytosis is active transport and exocytosis is passive transport
d)
Endocytosis is passive transport and exocytosis is active transport
54.

When the cell membrane surrounds and takes contents into the cell, what is the name of this process?

a)
Osmosis
b)
Diffusion
c)
Active Transport
d)
Endocytosis
55.

Example of exocytosis

a)

Release of neurotransmitters into a synapse

b)
Absorption of glucose in the small intestine
c)
Ingestion of bacteria by white blood cells
d)
Movement of water into a cell
56.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
57.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
58.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
59.

This red blood cell swell and burst in a ....solution

a)

hypotonic

b)

isotonic

c)

elektronic

d)

hypertonic

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