- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) filtration
B) condensation
C) evaporation
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) diffusion
B) distillation
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) testicles
B) penis
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) zygote
C) foetus
D) embryo
- 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) nucleus
B) chloroplast
C) ribosome
D) cytoplasm
- 8. The green pigment found in plants leaves is __________
A) chloroplast
B) cell wall
C) cellulose
D) chlorophyll
- 9. What type of energy is required to activate photosynthesis?
A) thermal
B) translational
C) light
D) kinetic
- 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) exosphere
C) stratosphere
D) troposphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) stratosphere
B) troposphere
C) exosphere
D) mesosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) neatness
B) dirtiness
C) strongness
D) healthiness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) recreational activities
B) huge water
C) heavy
D) oil spillage
- 15. Man belongs to a group of animals called ________ .
A) primates
B) primitives
C) kingdom
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) digestive
B) skeletal and muscular
C) respiratory
D) circulatory
- 18. The two types of muscles are ____ .
A) voluntary and involuntary
B) thick and soft
C) tendons and cartilage
D) posterior and anterior
- 19. Food gets into our blood stream through the special structures called ______ in the wall of intestine.
A) vein
B) aorta
C) villi
D) artery
- 20. The main parts of the circulatory system include the following except ______
A) veins
B) villi
C) arteries
D) capillaries
- 21. The following except one form the respiratory system.
A) lungs
B) neck
C) bronchi
D) trachea
- 22. The stage in life at which the reproductive organs mature is called ________ .
A) puberty
B) child
C) old age
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) red blood cell
B) plasma
C) platelets
D) serum
- 25. Diseases can be prevented by adequate sanitation and _________.
A) immunization
B) internalisation
C) demoralisation
D) commemoration
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