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Worksheets

Mostly Biology for 9J2

Total questions: 136

Worksheet time: 3hrs 30mins

Name
Class
Date
1.

What is the definition of communicable?

a)

Can be passed from organism to another

b)

Communication between individuals

c)

Can be easily passed from one organism to another

d)

The ability of bacteria and viruses to link together

2.

"Diseasing causing micro-organism" is the definition of which of these words?

a)

Infection

b)

Disease

c)

Pathogen

d)

Fungus

3.

Which of these is NOT a pathogen?

a)

Bacteria

b)

Virus

c)

Fungus

d)

Mosquito

4.

What do bacteria do that makes us feel unwell?

a)

Enter our cells

b)

Release toxins

c)

Reproduce slowly

d)

Burst our cells

5.

How do viruses make us feel unwell?

a)

Enter our cells and cause damage

b)

Release toxins

c)

Reproduce slowly

6.

Which of these is NOT a viral disease?

a)

HIV

b)

Measles

c)

Tobacco mosaic virus

d)

Salmonella

7.

How is measles spread?

a)

Contaminated food

b)

Air droplets from coughs and sneezes

c)

Sexual contact

d)

Contaminated soil

8.

What has happened if a person has developed AIDS?

a)

You get it automatically when you get HIV

b)

They have picked up an infection while having HIV

c)

HIV has damaged their immune system so badly they can no longer fight off simple imfections

d)

It is a disease you can get on its own

9.

What are the characteristic symptoms of TMV (tobacco mosaic virus)?

a)

Mottled leaves

b)

Yellow leaves

c)

Grey leaves

d)

Black leaves

10.

Which of these are symptoms of salmonella?

a)

Diarrhoea and vomiting

b)

Yellow/green discharge

c)

Burning sensation when urinating

d)

Fever

11.

Gonorrhea is a sexually transmitted bacterial disease. Which of these will prevent the spread of the disease?

a)

Contraceptive pill

b)

Condoms

c)

Antibiotics

12.

Rose black spot is caused by which pathogen?

a)

Fungus

b)

Bacteria

c)

Virus

d)

Protist

13.

In rose black spot the leaves are purple/black before turning yellow and dropping off. What causes this?

a)

Not carrying out photosynthesis properly

b)

Not enough water

c)

Not enough sunlight

14.

Malaria is our final communicable disease...what is is caused by?

a)

Bacterium

b)

Virus

c)

Yeast fungus

d)

Plasmodium protist

15.

Mosquitos cause the spread of malaria by biting an infected person and then biting another person to carry the protist. What do you call organisms that help spread disease?

a)

Pathogen

b)

Vector

c)

Carrier

d)

Infectious

16.

How can we prevent the spread of malaria?

a)

Mosquito nets

b)

Anti-malaria tablets

c)

Insect repellant

d)

Vaccines

17.

Which micro organisms cause communicable diseases?

a)

Pathogens

b)

Pathogerms

c)

Partitions

18.

_________ are diseases that can be transmitted from one person to another

a)

Non communicable diseases

b)

Communicable diseases

c)

Goiter

19.

Diseases can be classified into two types, ___________ diseases and ________ diseases

a)

Pathogens and Microorganisms

b)

Communication and non communication

c)

Communicable and non communicable

20.
Viruses are the smallest disease-causing organisms.  Fact or Fiction
a)
Fact
b)
Fiction
21.
A doctor would most likely prescribe an antibiotic to treat what type of pathogen?
a)
Fungi
b)
Helminth
c)
Virus
d)
Bacteria
22.
What pathogen causes influenza (the Flu)
a)
Bacteria
b)
Virus
c)
Protozoa
d)
Fungi
23.
There are _____ types of pathogens 
a)
1
b)
5
c)
4 
d)
10
24.

Which of the following is a good way to stop the spread of the Covid-19?

a)

cough in your sleeve

b)

wash your hands often

c)

stand at least 2 meters away from people

d)

All of the above

25.

The Covid-19 disease is caused by a _________.

a)

virus

b)

bacteria

c)

fungi

26.
What is a pathogen?
a)
A small group of viruses
b)
The name given to colds and flu's
c)
A microorganism that causes disease
d)
A microbes that cause infectious diseases 
27.
Bacteria ...
a)
are 10, 000 times smaller than viruses
b)
none of these options
c)
multiply every 20 minutes
d)
are only living once they enter a host cell
28.

Which is not a type of pathogen?

a)

Virus

b)

Bacteria

c)

Diabetes

d)

Fungus

29.

A viral disease found in humans?

a)

Rose black spot

b)

Tobacco mosaic virus

c)

AIDS

d)

Malaria

30.

A bacterial disease spread by contaminated food?

a)

Malaria

b)

Salmonella

c)

Measles

d)

Gonorrhoea

31.

A pathogen that can be controlled by giving people vaccines.

a)

Malaria

b)

Salmonella

c)

Measles

d)

Gonorrhoea

32.

A pathogen that causes a yellow or green discharge from the vagina or penis.

a)

Malaria

b)

Salmonella

c)

Measles

d)

Gonorrhoea

33.

2 pathogens that infect plants

a)

Rose black spot

b)

Tobacco mosaic virus

c)

Malaria

d)

Salmonella

34.
a single-celled organism that lacks a nucleus is called
a)
a bacteriophage
b)
a virus
c)
a protist
d)
bacteria
35.
Cancer, heart disease, and diabetes are examples of:
a)
communicable diseases
b)
non-communicable diseases
36.
Colds, flu, chicken pox, and viruses are examples of:
a)
non-communicable diseases
b)
communicable diseases
37.
Which of these causes lung cancer?
a)
smoking
b)
drinking alcohol
c)
exercise
d)
obesity
38.
Which of these is the main cause of type 2 diabetes
a)
smoking
b)
exercise
c)
obesity
d)
drinking alcohol
39.
Which of these causes liver disease
a)
exercise
b)
smoking
c)
drinking alcohol
d)
obesity
40.
A person is told they are at risk of a heart attack what would make their health better?
a)
Drinking alcohol
b)
Start smoking
c)
exercise
d)
eat lots of burgers
41.
What is a stroke?
a)
a heart attack
b)
obesity
c)
bleeding in the brain
d)
liver disease
42.
How many units of alcohol can an adult drink safely in a week
a)
zero
b)
14
c)
100
d)
1000
43.
Which of these is not a risk from smoking
a)
heart attack
b)
cancer
c)
stroke
d)
type 2 diabetes
44.
In type 2 diabetes your body does not produce the correct amount of....
a)
blood
b)
insulin
c)
brain cells
d)
liver cells
45.
Women should not smoke when they are pregnant because it will
a)
Make them sick
b)
damage the baby
c)
increase their blood oxygen
d)
cause type 2 diabetes
46.
Alcohol increase accidents because alcohol affects your....
a)
brain
b)
heart
c)
liver
d)
kidneys
47.

Which of these is a non-specific defence against disease

a)

antibodies

b)

skin

c)

white blood cells

d)

antigens

48.

Diseases caused by pathogens are called...

a)

communicable diseases

b)

non communicable diseases

49.

What is in our stomach that helps to kill pathogens that we have eaten?

a)

Bile

b)

Citric acid

c)

Hydrochloric acid

d)

Glycogen

50.

If pathogens get past our body's first line of defence then our immune system is our second line of defence. Which cells make up our immune system?

a)

Red Blood Cells

b)

Cilia Cells

c)

White Blood Cells

d)

Sperm Cells

51.

Which of the following do white blood cells NOT DO?

a)

Produce antibodies

b)

Engulf the pathogen

c)

Make antigens

d)

Release Antitoxins

52.

White Blood Cells, specifically lymphocytes, produce antibodies. Where do antibodies attach to on the pathogen?

a)

Antigens

b)

Antitoxins

c)

Nucleus

d)

Cell membrane

53.

Bacteria can produce toxins that make us feel ill. How do antitoxins help with this?

a)

They engulf the toxins

b)

They neutralise the toxins

c)

They make antibodies

54.

Anything that increases a chance of developing a disease is called a risk factor. Some risk factors have been proved to cause a disease. Which of the following do you think are risk factors?

a)

All of them

b)

Alcohol

c)

Obesity

d)

Smoking

55.

Which 3 things do our white blood cells do?

a)

Engulf the pathogen

b)

Produce antibodies

c)

Make antigens

d)

Release antitoxins

56.

Why do cells in our nose produce mucus?

a)

To trap pathogens before they can enter our lungs

b)

To tell us when we have have a cold

c)

To kill pathogens

d)

There is no reason for mucus

57.

Which organelle controls the actitivies of the cell and contains DNA?

a)

Cell Membrane

b)

Cytoplasm

c)

Nucleus

d)

Mitochondria

58.

Which organelle is where aerobic respiration occurs?

a)

Mitochondria

b)

Chloroplast

c)

Cytoplasm

d)

Ribosome

59.

Which organelle is where protein synthesis happens?

a)

Chloroplast

b)

Mitochondria

c)

Ribosome

d)

Nucleus

60.

What is the function of the cytoplasm?

a)

To control what enters and exits a cell.

b)

It is where chemical reactions occur.

c)

To control the activities of a cell.

d)

It is where photosynthesis happens.

61.

Which organelles do you find in a plant cell but not an animal cell?

a)

Cell Membrane

b)

Vacuole

c)

Cytoplasm

d)

Chloroplasts

e)

Cell Wall

62.

What is the name of the process where particles move from a high concentration to a low concentration (down a concentration gradient)?

a)

Diffusion

b)

Osmosis

c)

Active Transport

63.

If an image is blurry under a microscope, how do you make it clearer?

a)

Change the objective lens to a higher magnification.

b)

Turn on the light or adjust the mirror.

c)

Turn the focusing wheel until the image is focused.

d)

Use a different eyepiece lens.

64.

What is the equation to work out overall magnification from eyepiece magnification and objective lens magnification?

a)

Overall= Objective x Eyepiece

b)

Overall= Objective/Eyepiece

c)

Overall= Eyepiece/Objective

65.

How do you calculate actual specimen size from magnification and image size?

a)

Actual = Magnification / Image Size

b)

Actual =Image Size / Magnification

c)

Actual = Image Size x Magnification

66.

What is meant by a prokaryotic cell?

a)

A cell without a nucleus

b)

A cell with a nucleus

c)

A cell without a cell membrane

d)

A cell with two nuclei.

67.

Which statement is false about eukaryotic cells?

a)

They can have mitochondria, chloroplasts and vacuoles.

b)

They have a nucleus

c)

They are much smaller than prokaryotic cells.

d)

Animal and plant cells are examples of eukaryotic cells.

68.

What is a specialized cell?

a)

A cell suited to a particular job/function

b)

A cell which has no job/function

c)

A cell without a nucleus.

d)

A cell with no DNA.

69.

What is a solute?

a)

The dissolved substance in a solution, e.g. sugar or salt.

b)

The liquid in which the solute dissolves.

c)

Mixture formed by a solute and a solvent.

70.

What is a solution?

a)

The dissolved substance in a solution, e.g. sugar or salt.

b)

The liquid in which the solute dissolves.

c)

Mixture formed by a solute and a solvent.

71.

What is a solvent?

a)

The dissolved substance in a solution, e.g. sugar or salt.

b)

The liquid in which the solute dissolves.

c)

Mixture formed by a solute and a solvent.

72.

Which cell absorbs minerals and water?

a)

Guard cells

b)

Xylem

c)

Phloem

d)

Root Hair Cell

73.

Which cell transports water around the plant?

a)

Xylem

b)

Stem

c)

Root Hair Cell

d)

Phloem

74.

Which cell type transports sugars around the cell?

a)

Root Hair Cell

b)

Xylem

c)

Phloem

d)

Guard

75.

What cell is packed with chloroplasts?

a)

Phloem

b)

Guard

c)

Stem

d)

Palisade

76.

What cell type has no chloroplasts?

a)

Guard cells

b)

Root hair cells

c)

Palisade

d)

Xylem

77.

How confident are you in your understanding of cell specialisation of Plant cells?

a)

I don't understand any of it

b)

I understand some of it

c)

I understand most of it

d)

I understand it all

78.

What is the function of the cell membrane?

a)

control what enters or leaves the cell

b)

Cell division and replication.

c)

Nerve impulse transmission.

d)

Energy release and storage.

79.

Which organelle is responsible for protein synthesis?

a)

nucleus

b)

mitochondria

c)

lysosome

d)

ribosome

80.

What is the function of the nucleus?

a)

Produce proteins.

b)

Generate energy for the cell.

c)

Store and protect DNA

d)

Control cell division.

81.

What is the function of the cytoplasm?

a)

The function of the cytoplasm is to store genetic information.

b)

The function of the cytoplasm is to produce energy for the cell.

c)

The function of the cytoplasm is to regulate cell division.

d)

The function of the cytoplasm is to provide a medium for cellular activities and support the organelles.

82.

Which organelle is responsible for photosynthesis?

a)

mitochondria

b)

nucleus

c)

endoplasmic reticulum

d)

chloroplast

83.

What is the function of the ribosomes?

a)

Cell division.

b)

Energy release.

c)

DNA replication.

d)

Protein synthesis

84.

What is the Cytoplasm?

a)

Cell sap that gives the cell structure.

b)

Where photosynthesis occurs.

c)

Gel-like substance where most chemical reactions happen.

d)

Where proteins are produced.

85.

What features do animal cells contain? (select all that apply)

a)

Nucleus

b)

Ribosomes

c)

Cytoplasm

d)

Cell Membrane

e)

Mitochondria

86.

In addition to features found in animal cells, what elements are only found in plant cells?

a)

Cell Wall

b)

Vacuole

c)

Plasmids

d)

Chloroplasts

e)

Mibosomes

87.

What happens in the Mitochondria?

a)

Aerobic respiration takes place.

b)

Anaerobic respiration takes place.

c)

Genetic material is stored.

d)

Chemical reactions take place.

88.

Which of these are found in bacteria cells?

a)

Cytoplasm

b)

Cell Membrane

c)

Vacuole

d)

Cell Wall

e)

Plasmids

89.

What is the equation to figure out magnification?

a)

Magnification = Strength of lens/ image size

b)

Magnification = image size/ real size

c)

Magnification = image size x real size

d)

Magnification = real size/ image size

90.

To convert mm into micrometers

a)

multiply by 100

b)

divide by 1000

c)

multiply by 1000

d)

multiply by 100,000

91.
What characteristic defines this organism as prokaryotic?
a)
Ability to move
b)
Ability to respond
c)
Shape and size
d)
Lacking of membrane-bound organelles
92.

What type of cell is an animal cell?

a)

Prokaryotic

b)

Eukaryotic

93.

What type of cell is a bacterial cell?

a)

Prokaryotic

b)

Eukaryotic

94.
a rigid supporting layer that surrounds the cells of plants and some other organisms
a)
cell membrane
b)
cell wall
c)
 nucleus
d)
cytoplasm
95.
The type of transport that uses energy
a)
active
b)
passive
c)
osmosis
d)
diffusion
96.
The part of the cell that makes protein.
a)
Vacuoles
b)
Ribosomes
c)
Golgi Apparatus
d)
Cytoplasm
97.
Provides support and protection for the cell, while also controlling the movement of materials in and out of the cell.
a)
Cellular Membrane
b)
Nucleus
c)
Ribosomes
d)
Vacuole
98.
This part of the cell that is used for storage.
a)
Nucleus
b)
Cell Membrane
c)
Mitochondria
d)
Vacuole
99.
This is the control center of the cell.
a)
Nucleus
b)
Nuclear Membrane
c)
Chloroplasts
d)
Golgi Aparatus
100.
Is this an example of Osmosis or Diffusion?
a)
Osmosis
b)
Diffusion
c)
Something else
d)
Neither
101.
Is this an example of Osmosis or Diffusion?
a)
Osmosis
b)
Diffusion
c)
Something else
d)
Neither
102.
Is this an example of Osmosis or Diffusion?
a)
Osmosis
b)
Diffusion
c)
Something else
d)
Neither
103.
______________ are the basic unit of living things.
a)
Kittens
b)
Organisms
c)
Cells
d)
Organelles
104.

Calculate the density of the cube.

a)

2 g/cm3

b)

4 g/cm3

c)

6 g/cm3

d)

8 g/cm3

105.
What is the density of a liquid that has a mass of 27g and a volume of 30ml?
a)
0.9 g/ml
b)
3 g/ml
c)
57 g/ml
d)
810 g/ml
106.

what is the volume of the cube?

a)

123

b)

144

c)

244

d)

150

107.
A bar of copper has a mass of 216g and a volume of 24cm3. What is the density of copper?  
a)
9g/cm3
b)
.11g/cm3
c)
5184g/cm3
d)
322mL
108.
What is the volume of 150 grams of lead if it has a density of 11.3 g/cm3?
a)
13.3 g
b)
13.3 cm3
c)
.075 g
d)
1695 cm3
109.
If a block of wood has a density of 0.6 g/cm3 and a mass of 120 g, what is its volume?
a)
200 cm3
b)
0.005 cm3
c)
200.0 ml
d)
72 ml
110.
Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?
a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
111.
Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?
a)
3 g/cm3
b)
1/3 g/cm3
c)
27 g/cm3
d)
39 g/cm3
112.
Why do ice cubes float in a  glass of water?
a)
the ice cubes are more dense than the water
b)
the water is more dense than the ice cubes
c)
the water is more dense than the glass
d)
the ice is more dense than the glass
113.
Find the density of a 2 cm x 2 cm x 2 cm cube with a mass of 64 g.
a)
6 cm3
b)
12 g/cm3
c)
128 g/cm3
d)
8  g/cm3
114.
A diamond has a mass of 1.2 g.  If diamond has a density of 3.51 g/mL, what is the volume of the diamond.
a)
0.34 mL
b)
2.9 g/mL
c)
2.3 mL
d)
4.2 mL
115.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
116.
What is the density of a plastic ball that has a volume of 6cm3 and a mass of 12g? 
a)
2g/cm3
b)
.5g/cm3
c)
72g/cm3
d)
4mL
117.
What is the density of a book that has a mass of 400g and a volume of 600cm3?
a)
1.5g/cm3
b)
2400g/cm3
c)
325mL
d)
.7g/cm3
118.
Water displacement is used to find what?
a)
Density
b)
Mass
c)
Volume
d)
Weight
119.
What is the volume of the rock?
a)
30cm3
b)
10cm3
c)
40cm3
d)
20cm3
120.
What is the volume of a 250g piece of stainless steal with a density 3.0g/cm3
a)
83.3 cm3
b)
750 cm3
c)
3.01 cm3
121.

What would be the effect on the particles if more heat is supplied to the system? (a)  

Choose from the below words
They would slow down
They would stop moving
They would speed up
There would be no effect
122.
There are four cups of hot cocoa. The cup sizes are shown. The temperature of the cocoa in each cup is 25 degrees celsius. Which cup has the MOST thermal energy?
a)
Large cup (Trenta)
b)
Small cup (Tall)
c)
Venti
d)
All three are the same temperature so they have same thermal energy
123.

Water has a specific heat of 4184 J/kgºC.  Wood has a specific heat of 1760 J/kgºC.  What material needs more energy to raise the temperature 1ºC (a)  

Choose from the below words
Wood
Water
Both are the same
124.
A high specific heat means...
a)

it requires more energy to change temperature

b)

it requires less energy to change temperature

125.

You heat up 2 pans of water; one has 100 mL in it, and the other has 1000 mL. Which one heats up the fastest?

a)

100 mL

b)

1000 mL

c)

They both heat up at the same speed

126.

Which will heat up the fastest? (a)  

Choose from the below words
copper
granite
iron
basalt
127.
Question Image

Rank the materials in order of slowest to heat up to fastest to heat up.

a)

water

1.

1

b)

lead

2.

2

c)

granite

3.

3

d)

iron

4.

4

128.

Which of the following best explains why the sand at the beach is hotter than the water?

a)

Sand has a higher specific heat than water, requiring more energy to heat up than water.

b)

Sand has a lower specific heat than water, requiring less energy to heat up than water.

c)

Sand has a greater mass than water.

d)

Water has a greater mass than sand.

129.

(a)   is the amount of energy required to raise the temperature of 1 kg of mass by 1 oC

130.

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using the same amount of thermal energy.  What material would be the coolest after being heated?

a)

Copper

b)

Carbon Steel

c)

Zinc

d)

Stainless Steel

131.
Object A has a specific heat of 4.45 J/g⁰C and object B has a specific heat of 1.82 J/g⁰C. Which object will heat up faster?
a)

Object A, it has a lower specific heat

b)

Object B, it has a lower specific heat

c)

Object A, it has a higher specific heat

d)

Object B, it has a higher specific heat

132.
If I have 2 blocks of Aluminium (one of 1kg and one of 10 kg) and heat them up with 6,000 Joules of energy.
Which one will have the SMALLEST change in temperature?
a)
1 kg
b)
10 kg
c)
They both heat up  to the same temperature
d)
It depends on the temperature of the room
133.

Heat will always transfer from the ___________ object to the ________ object.

a)

The hottest object to the coolest object.

b)

The coolest object to the hottest object.

c)

The solid object to the liquid object.

d)

The liquid object to the solid object.

134.
The flow of thermal energy from warmer objects to cooler objects 
a)

Thermal energy

b)

Temperature

c)

Heat

d)

Convection 

135.

Heat flows from an area of ​ (a)   temperature to an area of ​ (b)   temperature.

​ ​

Choose from the below words
high
low
136.

Car A has their AC set to 72oF. Car B has their AC set to 67oF. If it is 98oF outside, which car will heat flow into faster?

a)

Car A

b)

Car B

c)

Heat will flow into the cars at the same rate.

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