Question 1: Which of the following types of teeth is used by mammals to tear food material?
A. Canines
B. Incisors
C. Molars
D. Premolars
Question 2: The eclipse formed when the moon comes between the sun and the earth is known as
A. annular eclipse
B. lunar eclipse
C. solar eclipse
D. total eclipse
Question 3: The element with the chemical symbol S is
A. silicon
B. silver
C. sodium
D. sulphur
Question 4: The term leaching in soils refers to
A. accumulation of organic matter
B. decomposition of plant material.
C. fixation of nitrogen
D. removal of soil nutrients by water.
Question 5: Which of the following statements about a plant cell is correct? It
A. does not have a nucleus
B. contains large vacuoles
C. is surrounded by the cell membrane only
D. does not have a definite shape
Question 6: An example of a derived quantity is
A. length
B. mass
C. temperature
D. volume
Question 7: Solid non-metals normally break into pieces when hammered because they are
A. brittle
B. ductile
C. lustrous
D. malleable
Question 8: Young rabbits are called
A. bunnies
B. cubs
C. fingerlings
D. kids
Question 9: Producers in an ecosystem are plants that
A. attract insects
B. feed on other plants
C. feed on dead materials
D. manufacture their own food.
Question 10: The form of energy produced from the nucleus of an atom is termed
A. chemical energy
B. mechanical energy
C. nuclear energy
D. thermal energy
Question 11: Which of the following elements is a semi-metal?
A. Carbon
B. Nitrogen
C. Silicon
D. Sodium
Question 12: A system of farming that leads to continuous destruction of virgin forest is
A. mixed farming
B. mixed cropping
C. pastoral farming
D. shifting farming
Question 13: The by-products of respiration are
A. carbon dioxide and heat
B. carbon dioxide and water
C. oxygen and heat
D. oxygen and water.
Question 14: Which of the following statements about a force are correct? It
I. is measured in newtons
II. is measured in newton-metre
III. can start a motion
IV. can change the direction of a moving body.
A. I and II only
B. I and III only
C. I, III and IV only
D. I, II, III and IV
Question 15: Which of the following substances is a solid-gas mixture?
A. Lather
B. Bronze
C. Steel
D. Smoke
Question 16: Weeds on a school farm could be controlled by
A. handpicking
B. mowing
C. ploughing
D. tilling
Question 17: An example of a non-living tissue used in osmosis experiment is
A. cellophane
B. filter paper
C. potato
D. polythene
Question 18: Kerosene is poured on the surface of a pond in order to
A. make it unsafe for human consumption
B. make it safe for animal consumption
C. increase the surface tension
D. break the surface tension
Question 19: Which of the following processes is used to separate insoluble solids from liquids?
A. Crystallization
B. Evaporation
C. Filtration
D. Sublimation
Question 20: The process of removing unproductive poultry birds from a flock is referred to as
A. candling
B. culling
C. dehorning
D. drenching
Question 21: Which of the following pairs of diseases can be spread easily when food is exposed to houseflies?
A. Dysentery and malaria
B. Malaria and tuberculosis
C. Dysentery and cholera
D. Cholera and tuberculosis
Question 22: The pressure in fluids
A. acts differently in all directions
B. acts upwards at any point
C. decreases with depth
D. increases with depth
Question 23: Which of the following processes involve a change in the state of matter from liquid to solid?
A. Evaporation
B. freezing
C. Melting
D. Sublimation
Question 24: Which of the following food items contains the highest amount of dietary fibre?
A. Beans
B. Bread
C. Cabbage
D. Egg
Question 25: An example of a disease vector is
A. earthworm
B. liver fluke
C. tapeworm
D. tick
Question 26: Which of the following devices is made of semiconductor?
A. Capacitor
B. Inductor
C. Resistor
D. Transistor
Question 27: Which of the following statements about the properties of water are correct? It
I. is colourless and tasteless
II. is neutral to litmus paper
III. turns red litmus paper blue
IV. is a universal solvent
A. I and II only
B. I and III only
C. I, II and IV only
D. I, III and IV only
Question 28: The study of the soil profile of an area helps the farmer to
A. control weed growth
B. determine the soil temperature
C. determine the types of crop to grow.
D. know the pesticides to use.
Question 29: When a green leaf is placed in a test tube containing ethanol and heated over a water bath the leaf
A. becomes soft
B. changes colour to brown
C. changes colour to blue-black
D. is decolourized.
Question 30: Which of the following sources of energy is / are renewable?
I. Solar
II. Crude oil
III. Wind
A. I only
B. I and II only
C. I and III only
D. I, II and III
Question 31: Which of the following substances is a compound?
A. Hydrogen
B. Nitrogen
C. Oxygen
D. Water
Question 32: A disease-causing organism that is most difficult to control in crop production is
A. bacterium
B. fungus
C. nematode
D. virus
Question 33: Which of the following organisms is/ are multicellular?
I. Amoeba
II. Paramecium
III. Onion
A. I only
B. III only
C. I and III only
D. II and III only
Question 34: In electronic circuits, LEDs are used to indicate the absence or presence of
A. emitter and collector
B. electric current
C. p-n junction
D. voltage source.
Question 35: Steel is an alloy of iron and
A. aluminium
B. carbon
C. silicon
D. gold
Question 36: Soil aeration could be improved through
A. mulching
B. irrigation
C. soil drainage
D. fertilizer application
Question 37: Which of the following pairs of structures are part of the respiratory system of humans?
A. Fallopian tube and alveoli
B. Pharynx and oesophagus
C. Trachea and alveoli
D. Trachea and duodenum
Question 38: Which of the following effects is not a result of illegal connection of electricity? It can
A. lead to fire outbreak
B. lead to frequent power cut-off
C. increase the flow of current in the supply chain.
D. cause damage to electrical appliance
Question 39: Which of the following statements about the scientific method is / are correct? It provides
I. logical procedure for arriving at knowledge.
II . knowledge that can be verified
III. knowledge that can never be changed
A. I only
B. I and II only
C. I and III only
D. II and III only
Question 40: An entrepreneurs decision as to what to produce is a/ an
A. co-ordinating function
B. organizing function
C. planning function
D. supervising function.
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