Science Questions and Answers - Class 8 End term 2 2022 Set 2
Questions
The following are all excretory organs. Which one is not?
Liver
Lungs
Kidney
Skin
The first and the second planets respectively from planet Earth are;
Mars and Jupiter
Mercury and Mars
Mercury and Venus
Mars and Saturn
In the food chain shown below, which animal can best fit at the place labelled Z? Grass → Antelope → Z → Hawk
Zebra
Hippopotamus
Elephant
Leopard
The following are methods of controlling livestock parasites. Which one controls both internal and external parasites?
Rotational grazing
Spraying
Deworming .
Drenching
The following are materials used to construct a certain weather instrument.
Strong polythene paper
A wooden pole
Glue
String The weather instrument likely to be constructed is;
an air thermometer
a wind vane
a wind sock
a rain gauge
Three of the following are ways of reducing the force that opposes motion. Which one is not?
Lubrication surfaces
Streamlining bodies
Smoothening surfaces
Use of treads
All the following are methods of rotational grazing. Which one involves use of temporary fencing?
Strip grazing
Paddocking
Tethering
Stall feeding
The following are adaptations in plants growing in the dry areas. Which one is not? They have;
succulent stems
deep roots
few stomata
flexible stems
Steven, a Science teacher set up the experiment represented by the diagram drawn below. Which component of soil was the teacher investigating?
Water
Living organisms
Humus
Air
Which one of the following shows a pair of only sources of current electricity?
Bicycle dynamo and car battery
Water turbines and the sun
Dry cells and wind
Torch and car battery
Which one of the following is a use of water in industries?
Irrigation of crops
Cooking food
Skiing
Making pulp
During a thunderstorm, pupils from Neema Academy were observed;
playing on the football pitch
lying on the floor in the classroom
leaning against the classroom walls
sheltering under the verandah In which pair of observations are the pupils more likely to be struck by lightning?
(i) and (iv)
(ii) and (iv)
(i) and (iii)
(i) and (ii)
Which one of the following statements is true about a whale? It has;
scales on its body
gills for breathing
a varying body temperature
a constant body temperature
Which one of the following groups consists only of foodstuffs that will help to prevent kwashiorkor?
Bread, cowpeas, green grams
Cabbage, eggs, rice
Fish, eggs, beans
Maize, beans, spinach
A certain lever when in use can work with the load between the effort and the fulcrum. The lever is most likely to be;
a crowbar
a claw hammer
a wheel barrow
a spade
Which one of the following takes place during inhalation in human beings?
The lungs contract
The diaphragm flattens
The ribs move downwards
The diaphragm becomes domo-shaped
Which one of the following is a sign of a patient in the third stage of HIV/AIDS infection?
HIV test comes out negative
Signs and symptoms become visible
The patient cannot infect others
The patient suffers from opportunistic diseases
Which one of the following is a social effect of drug abuse?
Rape
Withdrawal symptoms
Hallucinations
Fits
Which one of the following diseases can be prevented by draining stagnant water around the homestead?
Malaria
Cholera
Typhoid
Tuberculosis
The pie chart below below shows the composition of gases in air. Which of the following are the uses of gases G and J respectively?
Breathing and making electric tubes
Germination and making plant food
Putting out fire and making plant proteins
Preserving soft drinks and burning
Which one of the following media is the most effective method of educating the masses about HIV and AIDS?
Newspapers
Television
Radio
Video
The following are effects of HIV and AIDS;
low self esteem
loss of earnings
congestion in hospitals
increased school drop outs
secondary infections Which pair of the above effects affects the nation?
(v) (ii)
(i)(iii)
(iii) (iv)
(ii) (iii)
The chart below shows a simple classification of crops. Which crop is correctly classified?
Rice
Cocoa
Barley
Wheat
The soil that makes the longest ribbons also;
has fine texture
bas large air spaces
dries fast
has the best drainage ability
Which one of the following is a use of moving air?
Moving wind mills
Blowing soil away
Felling trees
Blowing away roofs
Which one of the following maintenance practices is done when still using simple tools?
Cleaning after use
Sharpening cutting tools
Repairing tools
Proper storage
Standard six pupils set up an experiment as shown below. Which one of the following conditions necessary for germination were they investigating?
Water
Air.
Warmth
Temperature
Which one of the following pairs of animals are omnivores?
Chimpanzee and giraffe
Pig and man
Zebra and lion
Hyena and kangaroo
The diagram below shows the beak of a certain bird. The above beak is likely to belong to a;
hawk
hen
sunbird
duck
Some pupils mixed liquids E, F and G. Liquid E mixed with liquid F. Liquid G did not mix with liquid E and F. Which one of the following correctly represents liquid E, F and G respectively?
Water, cooking fat, fresh milk
Cooking oil, water, fresh milk
Water, fresh milk, cooking oil
Milk, cooking oil, water,
The following activities will pollute water except;.
oil spillage on water
excess usage of fertilizers on land
fumes from the factory chimneys
treated sewage disposed off in rivers
The tendency of a moving or stationery objects to resist change of position is known as;
force
inertia
friction
pressure
Which one of the following materials will not form a shadow when light is shone on it? Oil layer
White paper
Mirror
A glass lamp
A piece of wood
Which set of components of the environment below comprises of the major ones only?
Soil, plants, buildings
Animals, water, air
Rocks, animals, soil
Water, air, heat
The following signs and symptoms were observed on a patient:
severe headache
abdominal pain
fever
slight diarrhoea with blood stains
sores in the mouth The patient was most likely to be suffering from;
malaria
typhoid
cholera
bilharzia
The diagram below shows a simple electric circuit. What object can be put at point X to make the bulb to light?
Plastic
Graphite
Rubber
Cloth
Which one of the following is not carried by the blood plasma?
Oxygen
Salts
Urea
Carbon dioxide
The diagram below shows a method of separating mixtures. The above method is known as;
sieving
winnowing
filtration
decanting
Which pair of blood vessels is correctly matched with the type of blood they carry?
Deoxygenated blood
Oxygenated blood
A
Pulmonary vein
Aorta
B
Vena cava
Vena cava
C
Pulmonary vein
Pulmonary artery
D
Pulmonary artery
Aorta
Which one of the following crop pests will attack a young kale plant after transplanting and cut the stem?
Army worm
Cutworm
Aphid
Stalkborer
Which one of the following pairs of plants stores food in the roots?
Carrots and irish potatoes
Irish potatoes and sweet potatoes
Sweet potatoes and cassava
Cassava and onions
Pupils placed a bottle top on water and it flowed as shown below. They then crushed and placed the same bottle top on the water again but it sank. Which one of the following factors that affect sinking and floating was being investigated?
Size of material
Type of material
Shape of material
Mass of material
Which one of the following statements is correct about water?
Filtration makes water safe for drinking
Boiled hard water is safe for drinking
Boiling makes hard water difficult to lather
Soft water should not be boiled before drinking
Which one of the following attaches itself on the uterus wall to develop into a baby?
Ovum
Foetus
Embryo
Zygote
The diagram below shows a simple lever. Which letter represents the position of the effort when in use?
F
G
E
H
In an investigation, pupils placed a mirror in a basin containing water to direct light to a white wall. The pupils were investigating,
bow light travels
refraction of light
reflection of light
making of a rainbow
Which one of the following groups of materials consists only of non-magnetic materials?
Nickel, aluminium, copper
Plastic, copper, aluminium
Paper, iron, glass
Staples, iron, chromium
The diagram below shows interdependence between plants. The diagram shows that plants depend on others for,
shade
support
habitat
nutrients
Which one of the following methods of preserving food is both modern and traditional?
Salting
Using honey
Smoking
Drying
A beam balance is used for:
measuring the volume of different objects
measuring the height of different objects
measuring the weight of different objects
measuring the length of different objects
Marking Scheme
A
A
D
A
C
D
A
D
C
A
D
C
D
C
C
B
B
A
A
B
C
C
A
A
A
B
B
B
B
C
C
B
C
B
D
B
A
C
D
D
C
C
B
D
A
D
B
B
D
D
Read 1676 times
Last modified on Wednesday, 07 September 2022 11:39