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