- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) condensation
B) filtration
C) distillation
D) evaporation
- 2. The movement of water molecule from a region of higher concentration to a region of lower concentration through a semi-permeable membrane is called ______ ?
A) diffusion
B) osmosis
C) condensation
D) distillation
- 3. The movement of molecules from a region of higher concentration to a region of lower concentration is known as ___________ ?
A) osmosis
B) distillation
C) diffusion
D) condensation
- 4. The male sex cell is produced from ________________ ?
A) penis
B) urethra
C) scrotum sac
D) testicles
- 5. The new cell formed by the union of male and female sex gametes is known as a _____________
A) foetus
B) baby
C) embryo
D) zygote
- 6. The union of male and female sex cell is called ____________
A) fertilization
B) foetus
C) embryo
D) baby
- 7. In plant, photosynthesis occurs in _______________
A) cytoplasm
B) chloroplast
C) ribosome
D) nucleus
- 8. The green pigment found in plants leaves is __________
A) chloroplast
B) cell wall
C) chlorophyll
D) cellulose
- 9. What type of energy is required to activate photosynthesis?
A) light
B) translational
C) kinetic
D) thermal
- 10. The leaf has a broad surface because_________
A) it enables the plants to control its temperature
B) it has a large surface area to absorb light
C) it allows space for insects to land
D) it can absorb lots of oxygen
- 11. The hottest layer of the Earth’s atmosphere is ____
A) stratosphere
B) exosphere
C) troposphere
D) thermosphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) troposphere
B) stratosphere
C) mesosphere
D) exosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) neatness
B) healthiness
C) strongness
D) dirtiness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) heavy
B) huge water
C) oil spillage
D) recreational activities
- 15. Man belongs to a group of animals called ________ .
A) primates
B) kingdom
C) primitives
D) monera
- 16. Changes in non-living things are classified into _____ and _______ changes.
A) reversible and non-reversible
B) skeletal and muscular
C) physical and chemical
D) growth and maturity
- 17. The _________ make up more than one -half of our total body weight.
A) digestive
B) skeletal and muscular
C) circulatory
D) respiratory
- 18. The two types of muscles are ____ .
A) thick and soft
B) voluntary and involuntary
C) posterior and anterior
D) tendons and cartilage
- 19. Food gets into our blood stream through the special structures called ______ in the wall of intestine.
A) villi
B) artery
C) aorta
D) vein
- 20. The main parts of the circulatory system include the following except ______
A) capillaries
B) arteries
C) veins
D) villi
- 21. The following except one form the respiratory system.
A) trachea
B) bronchi
C) neck
D) lungs
- 22. The stage in life at which the reproductive organs mature is called ________ .
A) puberty
B) old age
C) child
D) adult
- 23. _________ is the definite temperature at which the liquid state of matter changes to gaseous state.
A) boiling point
B) vaporization
C) sublimation
D) selling point
- 24. Clotting of blood occurs by the activities of ______.
A) platelets
B) plasma
C) serum
D) red blood cell
- 25. Diseases can be prevented by adequate sanitation and _________.
A) demoralisation
B) internalisation
C) immunization
D) commemoration
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