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