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