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YEAR 8 EXAM REVISION 2016 Flashcards | StudBud
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YEAR 8 EXAM REVISION 2016
YEAR 8 EXAM REVISION 2016
101 terms
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end of year exam revision
Flashcards
101 cards
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Practice quiz
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Questions
101
Answers
1
which of the following is NOT a field of magnification for an objective lens
x10
x4
x20
x40
2
which of the following is not a metallic element?
lead
silver
zinc
carbon
3
pumice stone is not dense and will not float
false
true
4
what is the gas needed for photosynthesis?
nitrogen
energy
oxygen
carbon dioxide
5
which of the following is not a part of the respiratory system?
pharynx
trachea
oesophagus
lung
6
which kind of energy is possesed by fossil fuels
gravitational
kinetic
chemical
electric
7
energy cannot be changed from one kind of energy to another
true
false
8
the liver can perform over 500 different chemical processes
false
true
9
gravitational energy is not a form of potential energy
false
true
10
non metals conduct heat & electricity
true
false
11
vacuoles store wastes, water and nutrients
false
true
12
which of the following is not a cellular organelle?
endoplasmic reticulum
mitochondria
ribosomes
chromosomes
13
which of the following specialised cells are not found in animal cells?
nerve cells
muscle cells
guard cells
red blood cells
14
what is the function of the small intestine?
enables food particles to be absorbed into the blood
stores and distributes food
enables water and minerals to be absorbed into the blood
is responsible for the physical breakdown of food lumps
15
kinetic energy is the energy of movement
true
false
16
sublimation is the change from a solid to a gas
false
true
17
when particles are heated they contract
false
true
18
bile is a greenish liquid that is responsible for
digestion of all foods
digestion of fats
digestion of liquids
digestion of solids
19
in relation to the particle model solids are incompressible and hold their shape
true
false
20
what is the name of the process where plants manufacture their own food
digestion
respiration
metabolism
photosynthesis
21
plasma is 90% water
true
false
22
petrol is a form of
stored energy
chemical energy
potential energy
kinetic energy
23
fungi cannot make their own food
true
false
24
how many different types of potential energy are there?
2
5
4
3
25
slices of apple being ground to a pulp is a form of
physical digestion
chemical digestion
26
the effects of using energy is called
momentum
movment
rest
work
27
nitrogen, carbon dioxide and oxygen are all inhaled during respiration
false
true
28
T or F the large intestine is the final section of your digestive tract?
true
false
29
the number of protons and neutrons inside an atom is called
shell number
proton number
mass number
atomic number
30
lungs expand when breathing out
false
true
31
mechanical digestion involves the mouth
false
true
32
deoxygenated blood can be described as red in colour
false
true
33
T or F multicellular organisms have many different cell types
false
true
34
a shopping trolley rolling across a floor has
light energy
kinetic energy
chemical energy
gravitational potential energy
35
mass measures how much matter is in a substance
false
true
36
chloroplasts can be found in some types of animal cells
false
true
37
which order is correct?
cell, tissue, system, organ
cell, system, organ, tissue
cell, tissue, organ, tissue
tissue, organ, system, cell
38
in relation to the particle model gases do not take the shape of their container
true
false
39
oxygen and glucose are required for respiration
false
true
40
the simplest particle of matter is an atom
true
false
41
veins carry blood back to the heart
false
true
42
name the products of photosynthesis
light & water
carbon dioxide & water
glucose & oxygen
sucrose & oxygen
43
energy is measured in
amps
newtons
wats
joules
44
digestive juices breaking up droplets of oil is
physical digestion
chemical digestion
45
metals can be polished
false
true
46
lysosomes get rid of wastes from cells
false
true
47
which part of an animal cell controls movement of materials into and out of the cell?
cell membrane
ribosomes
cytoplasm
mitochondria
48
how many states are there in chemistry?
2
1
3
4
49
the shape of teeth determines their role in digestion
false
true
50
how many chambers does the human heart have?
6
2
3
4
51
compounds are made up of more than one type of atom
false
true
52
in chemical digestion complex substances are broken down into simpler chemicals
false
true
53
T or F plant cells have a cell wall
false
true
54
the aorta is the main artery of the heart
false
true
55
2 electrons are present in the first shell of an atom
false
true
56
which kind of energy would you find in a moving object?
light
elastic potential
kinetic
gravitational potential
57
the law of conservation energy states that
energy can be created and destroyed
energy can only be destroyed
energy can be created but not destroyed
energy can be created but not destroyed
58
clusters of atoms are called molecules
false
true
59
the pancreas is not a part of the digestive tract
true
false
60
nuclear energy is a form of potential energy
true
false
61
your circulatory system consists of:
heart, blood vessels & intestines
heart, blood vessels & blood
heart, blood vessels & spleen
heart & blood vessels only
62
T or F mitosis produces two new identical cells
true
false
63
elastic potential energy is stored in a squashed or stretched spring
true
false
64
volume is the amount of space a substance takes up
true
false
65
T or F binocular microscopes have two eyepieces or ocular lenses
false
true
66
the heart is made of a special kind of muscle called the:
pulmonary muscle
huge muscle
cardiac muscle
smooth muscle
67
renewable energy is more environmentally friendly
false
true
68
which of the following is not a specialised cell type found in plants?
photosynthetic cells
guard cells
root hairs
fat cells
69
chemical change is not indicated by
presence of bubbles
a change in colour
formation of a precipitate
change of state
70
carbon dioxide has
2 carbon and 2 oxygen atoms
2 carbon atoms and 1 oxygen atom
1 carbon atom and 2 oxygen atoms
3 carbon and oxygen atoms
71
elements are substances made up of many different types of atoms
true
false
72
non metals can be brittle
false
true
73
in a physical change no new substances are formed
false
true
74
heat energy can come from
the sun, flames, chemical reactions, electrical devices
a fast moving object
power stations, batteries, solar cells & sparks
vibrations
75
kinetic energy is not involved in movement
true
false
76
the duodenum is responsible for
moving food into other parts of the digestive system
churning and squeezing food
absorbing food
chemically breaking down food
77
cell walls provide structure and shape for animal cells
true
false
78
T or F a wet mount does not require a drop of water to be placed over a specimen
true
false
79
blood rich in oxygen is called oxygenated blood
false
true
80
deoxygenated blood is rich in oxygen
false
true
81
which of the following organs is not a part of the digestive system?
small intestine
lungs
large intestine
stomach
82
which of the following organelles is not found in an animal cell?
mitochondira
nucleus
ribosomes
chloroplast
83
what is the site of photosynthesis in plant cells?
chromosomes
chlorophyll
chloroplasts
cytoplasm
84
if a cell requires a lot of energy which organelle would you expect to find a lot of present?
mitochondria
lysosomes
endoplasmic reticulum
chloroplasts
85
the pulmonary artery carries blood
away from the lungs
to the lungs
86
T or F electron microscopes are more powerful than light microscopes
false
true
87
which side of the heart collects deoxygenated blood from the body and pump it to the lungs?
right
left
88
energy transfer does not involve transfer from one object to another
true
false
89
what does the eyepiece or ocular lens do?
directs light up through the stage and specimen
is used for focus images on low power
magnifies the image
is where the specimen is placed
90
density depends on how heavy a substance is
false
true
91
is light energy released from glow worms?
yes
no
92
plant cells have small vacuoles
true
false
93
the cytoplasm is a watery jelly like liquid found in all cell types
true
false
94
what is the name of the flap of skin close to the end of your windpipe?
oesophagus
epiglottis
teeth
bolus
95
mitochondria produce proteins used by the body for growth and repair
false
true
96
capillary walls are only
two cells thick
once cell thick
four cells thick
three cells thick
97
white blood cells are smaller than red blood cells
true
false
98
arteries carry blood to the heart
true
false
99
name the 3 different kinds of blood vessels found in the human body
capillaries, arteries, nerves
veins, arteries, nerves
veins, arteries, capillaries
neurons, veins, capillaries
100
how many micrometres are in a milimetre
1000
10
100
1000000
101
sound energy travels in vibrating particles through the air
ture
false
