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2022 GCSE revision Quizziz P1

Total questions: 115

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

Passive Transport is the movement of particles across the membrane from an area of [ ___ ] to an area of [ ___ ]

a)

high to low

b)

low to high

c)

low to low

d)

high to high

2.

_____________ is the free movement of moleculess across the membrane down a concentration gradient, until dynamic equilibrium is reached

a)

diffusion

b)

facilitated diffusion

c)

active transport

d)

fusion

3.

An example of diffusion is

a)

CO2 and O2 exchange in the lungs

b)

Glucose transport

c)

Na+ / K+ Pumps

d)

Exocytosis

4.

The condition in which all acting influences are balanced.

a)

equilibrium

b)

dynamic equilibrium

c)

net movement

5.
a)

A

b)

B

c)

C

d)

D

6.
a)

A

b)

B

c)

C

d)

D

7.
a)

A

b)

B

c)

C

d)

D

8.
a)

A

b)

B

c)

C

d)

D

9.
a)

A

b)

B

c)

C

d)

D

10.
Identify
a)
Left atrium
b)
Right atrium
c)
Left ventricle
d)
Right ventricle
11.
What is the strongest (thickest) part of the heart?
a)
right atrium
b)
right ventricle
c)
left ventricle
d)
left atrium
12.
What are the 4 components of blood?
a)
White blood cells, Platelets, bone marrow, and oxygen
b)
Plasma, Platelets, yellow blood cells, and nutrients
c)
Plasma, White blood cells, red blood cells, and Platelets
d)
Platelets, Red blood cells, antigens, and Rh factor
13.
What do capillaries, the smallest blood vessels, do?
a)
Whatever they want.
b)
exchange phone numbers with other cells so they can snap chat
c)
exchange nutrients and oxygen for waste 
d)
break down foods
14.
Which type of blood vessel has the thickest layer of smooth muscle in its walls?
a)
Arteries
b)
Veins
c)
Capillaries
d)
Ventricles
15.

The 'Lub' sound of the heart is caused by .....

a)

Atrioventricular valves closing

b)

Semilunar valves closing

c)

Blood flowing through the Pulmonary artery and aorta

d)

Blood Flowing down into the ventricles

16.

Which of the following is true about the semi-lunar valves in the heart?

a)

They are between atria and ventricles

b)

They close when pressure in the arteries is higher than pressure in the atria

c)

They prevent backflow of blood into the atria

d)

They open when pressure in the ventricles is higher than pressure in the arteries

17.

Which of the following would reduce the risk of coronary heart disease (CHD)?


One, some or all responses may be correct.

a)

a diet lower in salt

b)

a diet higher in cholesterol

c)

strategies to reduce stress

d)

lack of exercise

18.

Arrange the events below in the order that they actually happen for coronary heart disease?


I. plaque forms

II. cholesterol builds up in artery wall

III. blood clot forms


Only one answer is correct?

a)

I --> II --> III

b)

II --> III --> I

c)

I --> III --> II

d)

II --> I --> III

19.

Factors that can increase or decrease heart rate

a)

Temperature and time of day

b)

Exercise and temperature

c)

Exercise and how much food you have had

d)

None

20.

If fatty deposits form inside the coronary artery, the cardiac muscle receives

a)

more oxygen

b)

less oxygen

21.

Your heart is a ____, so it needs exercise to keep it strong.

a)

arteries

b)

arteriosclerosis

c)

muscle

d)

blood pressure

22.

The _________________arteries carry blood and oxygen to all parts of the heart.

a)

coronet

b)

coronary

c)

corridor

23.

If the percentage represents sugar, what direction will water flow?

a)

Into the cell

b)

Out of the cell

c)

Into and out equally (equilibrium)

24.

If the dots represent sugar, what direction will water flow?

a)

Into the cell

b)

Out of the cell

c)

Into and out equally (equilibrium)

25.

A homogeneous mixture of solvent and solute molecules.

a)

Solvent

b)

Solute

c)

Solution

26.
How does distance affect diffusion?
a)
Shorter the distance the faster the rate
b)
The bigger the distance the faster the rate
c)
It doesn't matter - molecules will always diffuse at the same rate
27.
Which of these molecules is not likely to enter a cell by diffusion?
a)
A protein
b)
Oxygen
c)
Glucose
d)
Water
28.
How does increasing temperature affect the rate of diffusion?
a)
Increases enzyme activity increasing the rate
b)
Gives molecules more energy increasing the rate
c)
Takes energy away from molecules slowing down the rate
d)
Decreases enzyme activity and decreases the rate
29.
Most stomata are usually found in underside of leaves.  Why?
a)
conserve water
b)
get more CO2
c)
prevent infection
d)
none
30.
What causes the stoma to open?
a)
Leaves placed in dark areas.
b)
Water moving into the guard cells.
c)
Leaves that are suffering in a drought.
d)
Water moving out of the guard cells.
31.

At the compensation point, a plant has no net uptake or release of carbon dioxide. It is because

a)

the rate of photosynthesis is higher than the rate of respiration.

b)

the rate of photosynthesis is equal to the rate of respiration.

c)

the rate of photosynthesis is lower than the rate of respiration.

d)

carbon dioxide concentration limits the rate of photosynthesis.

32.
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.
a)
Phloem
b)
Stomata
c)
Chlorophyll
d)
Xylem
33.
Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.
a)
Chlorophyll
b)
Phloem
c)
Stomata
d)
Xylem
34.

The long, fiber like part of a neuron which the cell sends information to receiving neurons

a)

axon

b)

dendrite

c)

myelin

d)

Node of Ranvier

35.
A chemical produced by neurons that carries messages to other neurons
a)
myelin sheath
b)
neurotransmitter
c)
axon
d)
axon terminal
36.

Identify #1

a)

axon

b)

cell body

c)

myelin sheath

d)

nucleus

37.

In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________

a)

Spinal cord, CNS

b)

CNS, muscle

c)

relay neuron, muscle

d)

Muscle, CNS

38.
What is the neuron found only in the spinal cord?
a)
Relay
b)
Sensory
c)
Motor
d)
Reflex
39.
Which number shows the motor neuron?
a)
4
b)
5
c)
2
d)
1
40.

How does neurotransmitter move across a synapse?

a)

diffusion

b)

osmosis

c)

active transport

d)

electrical impulse

41.

What is the advantage of a reflex? (more than one)

a)

Quick, doesn't need you to think

b)

Protects the body from harm

c)

Always the same

d)

Can change over time

42.
Photoreceptors that detect gray tones in low light
a)
Rods
b)
Cones
43.
What is this?
a)
Ciliary Body
b)
Suspensory Ligaments
c)
Sclera
d)
Choroid
44.
What is this?
a)
Lens
b)
Pupil
c)
Iris
d)
Cornea
45.
Why does your pupil increase in size when you enter a dark room?
a)
To protect the eye
b)
to allow more light to enter the  eye
c)
to allow less light to enter the eye
d)
to look like a  pirate
46.

What happens to the shape of the lens when an object is close?

a)

fatter - refract more

b)

thinner - refract less

47.

Which muscle contracts when in a bright room?

a)

ciliary

b)

suspensory

c)

circular

d)

radial

48.

What happens to the pupil in a dark room?

a)

dilates - more light in

b)

constricts - less light in

49.

Circular and radial muscles are responsible for ....

a)

Adjusting to distance.

b)

Accomodation.

c)

Adjusting to light.

50.

Ciliary muscles Contract up Close, so which image shows accomodation of nearby objects?

a)

A

b)

B

c)

Neither

51.

Where is the thermoregulatory centre loacted?

a)

In the pituitary gland of the brain

b)

In the cerebellum of the brain

c)

In the hypothalamus of the brain

d)

In the cortex of the brain

52.

Which arteriole is constricted?

a)

1

b)

2

c)

3

53.

The arterioles DILATE, INCREASING blood flow through the capillary loop in the dermis of the skin. Thermal energy is lost from the blood by:

a)

Convection

b)

Conduction

c)

Radiation

d)

Evaporation

54.

This diagram is showing (a)  

55.
What is the process called when an egg and sperm fuse?
a)
Fertilisation
b)
Zygote
c)
Embryo
d)
Mating
56.
Where in the female body do the egg and sperm fuse?
a)
Cervix
b)
Uterus
c)
Ovary
d)
Fallopian tube
57.
What is implantation?
a)
Zygote adheres to the uterus lining
b)
Early embryo adheres to the uterus lining
c)
Foetus adheres to the uterus lining
d)
Zygote feeds off the uterus lining
58.
What happens to the egg if no pregnancy occurs?
a)
It is re-used
b)
Is comes out with the next period
c)
It disintegrates
d)
It is reabsorbed by the ovary
59.
Which structure initially makes progesterone?
a)
The egg
b)
The ovary wall
c)
Corpus luteum
d)
The placenta
60.
The placenta is made of cells that are genetically the same as whom?
a)
Mother
b)
Father
c)
Mixture of both parents
d)
Developing foetus
61.

Which substances move from the mother to the foetus across the placenta?

a)

Oxygen

b)

Carbon dioxide

c)

Urea

d)

Glucose

62.

Sperm and ova are...

a)

haploid

b)

diploid

c)

triploid

d)

polyploid

63.

What is structure 5?

a)

vagina

b)

bladder

c)

uterus

d)

fallopian tube

64.

What is structure 9?

a)

ovary

b)

uterus

c)

urethra

d)

fallopian tube

65.

Which of the following are features of an ova?

a)

Nucleus containing DNA. Haploid.

Contains half the no. of chromosomes

b)

Jelly like coat only allows one sperm cell through

c)

Contains lots of mitochondria to release energy in respiration for movement

d)

Tail called a FLAGELLUM which allows it to move

66.

What process produces gametes?

a)

meiosis

b)

mitosis

67.

After an ovum has been fertilised, and it is now a zygote, how does it divide?

a)

mitosis

b)

meiosis

68.

Which arrow is pointing to the style?

a)

Red

b)

Blue

c)

Purple

d)

Yellow

69.

What is the blue arrow pointing to?

a)

Stigma

b)

Style

c)

Ovary

d)

Carpal

70.

What is pollination?

a)

When a pollen grain moves from an anther to a stigma

b)

When a pollen grain fuses with an ovule

c)

When a seed is formed

d)

When a seed grows into a plant

71.

What happens after pollination?

a)

The ovule is fertilised

b)

A seed develops

c)

The ovary swells up

d)

A pollen tube grows

72.

What is a fruit?

a)

A swollen anther

b)

A swollen nectary

c)

A swollen ovule

d)

A swollen ovary

73.

What is true of tubers?

a)

They are a result of sexual reproduction

b)

They contain seeds

c)

They are swollen ovaries

d)

They produce identical copies of the parent

74.

Which type of flower is being described? "brightly coloured petals, internal stigma and anther that produces large sticky pollen, with nectaries and a strong scent"

a)

insect pollinated

b)

wind pollinated

75.

What does auxin do to cells in a shoot?

a)

stimulates cell elongation

b)

inhibits cell elongation

c)

stimulates cell division

d)

inhibits cell division

76.

What does auxin do to cells in a root?

a)

stimulates cell elongation

b)

inhibits cell elongation

c)

stimulates cell division

d)

inhibits cell division

77.

When is sexual reproduction good?

a)

changing environment

b)

stable environment

78.
Roots of a tree growing towards the water line of a house. 
a)
Gravitropism 
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
79.
The root of a plant growing down. 
a)
Positive Gravitropism 
b)
Negative Gravitropism 
c)
Thigmotropism
d)
Hydrotropism
80.

How does auxin move in a plant shoot

a)

diffusion

b)

active transport

c)

osmosis

d)

endocytosis

81.

Which side of a shoot has higher concentrations of auxin?

a)

shaded

b)

lit side

c)

evenly distrubted

d)

bottom

82.
 A stimulus is ___________
a)
a change in an organisms surroundings.
b)
 process in which organisms grow larger.
c)
a reaction to a change in surroundings
d)
the result of sexual reproduction.
83.

Where is auxin formed

a)

Tip of stem and root

b)

Leaves

c)

Embryo

d)

All

84.

Which part of the Stamen contains pollen?

a)

Anther

b)

Filament

c)

Ovary

d)

Style

85.

Which of these are both male reproductive structures?

a)

Stigma and Style

b)

Anther and Filament

c)

Style and Ovary

d)

Stigma and Anther

86.

Co-dominance means that there traits are,,,

a)

expressed equally

b)

dominant

c)

recessive

d)

a mixture of both

87.
polygenic means that _________ control a characteristic
a)
many genes
b)
single genes
c)
3 genes
d)
no genes
88.

What is a recessive allele?

a)

One that is only expressed when homozygous

b)

One that is expressed when homo and heterozygous

c)

One that is never expressed

d)

One that is always expressed

89.

An individual who is XY is male?

a)

Ture

b)

False

90.

Which three things make up a nucleotide?

a)

phosphate

b)

pentose sugar

c)

nitrogenous base

d)

hexose sugar

91.

Which three things make up a nucleotide?

a)

phosphate

b)

pentose sugar

c)

nitrogenous base

d)

hexose sugar

92.

Sperms can have

a)

Only X chromosome

b)

Only Y chromosome

c)

Either X or Y chromosome

d)

Either XX or XY chromosomes

93.

What is the percentage of a woman having a male child?

a)

25%

b)

50%

c)

75%

d)

100%

94.

A brown eyed man of genotype Bb marries a blue eyed woman. What is the chance that their third child is brown eyed?

a)

25%

b)

50%

c)

75%

d)

100%

95.

Which of the following traits exhibit discontinuous variation?

a)

weight

b)

IQ (intelligence quotient)

c)

skin colour

d)

left or right handedness

96.
How many affected females are present? 
a)
1
b)
2
c)
3
d)
4
97.

How many offsprings did generation 2 have?

a)

5

b)

8

c)

9

d)

10

98.

What would the genotype be for the blonde son in generation 2?

a)

BB

b)

Bb

c)

bb

d)

Not enough information

99.
How many children in generation III are homozygous dominant? 
a)
1
b)
2
c)
3
d)
4
100.
If the affected female in generation 3 mates with an affected male. What will be their offspring's genotype? 
a)
100% Hybrid/Pure 
b)
100% Homozygous Dominant 
c)
100% Homozygous Recessive 
d)
100% Heterozygous 
101.

The differences between the individuals in a species are called ..........

a)

evolution

b)

variation

c)

classification

d)

diversity

102.

The differences between the individuals in a species are caused by ...............

a)

cells

b)

evolution

c)

genes

d)

alleles

103.

Individuals that have variations that best adapt them to their environment are most likely to survive and reproduce.

a)

Selective Breeding

b)

Natural Selection

c)

Natural Breeding

d)

Natural Variation

104.

Which of the following causes variation in a species?

a)

Mutations

b)

Migration

c)

Selection

d)

Mating

105.
The act of blending in with your environment is called?
a)
mimicry
b)
camouflage
c)
mutation
d)
hybridization
106.
Which organisms are most likely to survive?
a)
the best adapted
b)
the fastest
c)
the strongest
d)
the most domesticated (tamed)
107.
What are the evidences for Evolution?
a)
Fossil Records
b)
Embryology
c)
Similar body structure
d)
All the above
108.

DNA is an acronym for _____

a)

Diphosphorus Nucleic Acid

b)

Ribose Nucleic Acid

c)

Deoxyribonucleic Acid

d)

Deoxyribonucleic Acetate

109.

Put the following statements in the correct order for natural selection

1. they pass on their advantageous alleles to their offspring

2. some traits (alleles) are advantageous for that environment and those individuals survive and reproduce more

3. the advantageous trait becomes more common

4. variation in trait (allele) caused by mutation

a)

4->2->1->3

b)

1->2->3->4

c)

4->3->2->1

d)

3->4->1->2

110.
In recent years "SuperBugs" (bacteria that aren't effected by antibiotics) are becoming more and more common. How could natural selection explain this?
a)
Superbugs survive antibiotics and reproduce
b)
Antibiotics cause bacteria to become superbugs
c)
We have always had the same amount of superbugs; modern media just discusses them more.
d)
There is no reliable data on the origin of super bugs.
111.
Which of the following explains adaptation.
a)
An individual organism changes to meet its needs in the environment. These changes pass down to their offspring.
b)
The species as a whole changes their characteristics.
c)
Beneficial traits allow organism to survive and pass on those traits
d)
New characteristics arise in a species as needed.  If these traits are helpful, they are passed down.
112.
Breed an organism for a desired trait is the definition of
a)
selective breeding
b)
natural selection
c)
natural breeding
d)
biological evolution
113.
Which term refers to a farmer choosing the best corn from this year to plant next year?
a)
natural selection
b)
selective breeding
c)
genetic engineering
d)
genetic transformation
114.

A mutation is ...

a)

a change in the base sequence of the DNA

b)

a change in the amino acid sequence of a protein

c)

a change in the amino acid sequence of DNA

d)

a change in the DNA

115.

Which of the following is the best sequence to describe evolution by natural selection?

a)

variation --> selection pressure --> best suited survive and reproduce --> pass on alleles to offspring --> frequency of beneficial allele increases

b)

variation --> selection pressure --> best suited survive and reproduce --> pass on alleles to offspring --> frequency of beneficial allele decreases

c)

variation --> best suited survive and reproduce --> selection pressure --> pass on alleles to offspring --> frequency of beneficial allele increases

d)

variation --> best suited survive and reproduce --> pass on alleles to offspring --> selection pressure --> frequency of beneficial allele increases

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