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