- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) distillation
B) evaporation
C) filtration
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) distillation
B) condensation
C) diffusion
D) osmosis
- 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) condensation
D) distillation
- 4. The male sex cell is produced from ________________ ?
A) testicles
B) urethra
C) penis
D) scrotum sac
- 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) foetus
B) embryo
C) baby
D) fertilization
- 7. In plant, photosynthesis occurs in _______________
A) ribosome
B) nucleus
C) chloroplast
D) cytoplasm
- 8. The green pigment found in plants leaves is __________
A) chlorophyll
B) cell wall
C) cellulose
D) chloroplast
- 9. What type of energy is required to activate photosynthesis?
A) thermal
B) translational
C) kinetic
D) light
- 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) exosphere
B) troposphere
C) thermosphere
D) stratosphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) exosphere
B) troposphere
C) mesosphere
D) stratosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) neatness
B) dirtiness
C) healthiness
D) strongness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) huge water
B) recreational activities
C) oil spillage
D) heavy
- 15. Man belongs to a group of animals called ________ .
A) kingdom
B) primates
C) primitives
D) monera
- 16. Changes in non-living things are classified into _____ and _______ changes.
A) growth and maturity
B) physical and chemical
C) reversible and non-reversible
D) skeletal and muscular
- 17. The _________ make up more than one -half of our total body weight.
A) circulatory
B) skeletal and muscular
C) digestive
D) respiratory
- 18. The two types of muscles are ____ .
A) posterior and anterior
B) thick and soft
C) voluntary and involuntary
D) tendons and cartilage
- 19. Food gets into our blood stream through the special structures called ______ in the wall of intestine.
A) aorta
B) villi
C) artery
D) vein
- 20. The main parts of the circulatory system include the following except ______
A) villi
B) capillaries
C) veins
D) arteries
- 21. The following except one form the respiratory system.
A) bronchi
B) neck
C) trachea
D) lungs
- 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) vaporization
C) sublimation
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) demoralisation
B) immunization
C) commemoration
D) internalisation
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