- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) evaporation
B) distillation
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) condensation
B) distillation
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) osmosis
B) condensation
C) distillation
D) diffusion
- 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) foetus
C) embryo
D) baby
- 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) chloroplast
B) ribosome
C) nucleus
D) cytoplasm
- 8. The green pigment found in plants leaves is __________
A) cellulose
B) chloroplast
C) cell wall
D) chlorophyll
- 9. What type of energy is required to activate photosynthesis?
A) thermal
B) kinetic
C) translational
D) light
- 10. The leaf has a broad surface because_________
A) it can absorb lots of oxygen
B) it has a large surface area to absorb light
C) it allows space for insects to land
D) it enables the plants to control its temperature
- 11. The hottest layer of the Earth’s atmosphere is ____
A) troposphere
B) thermosphere
C) exosphere
D) stratosphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) troposphere
B) mesosphere
C) stratosphere
D) exosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) dirtiness
B) strongness
C) neatness
D) healthiness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) heavy
B) oil spillage
C) huge water
D) recreational activities
- 15. Man belongs to a group of animals called ________ .
A) primates
B) primitives
C) monera
D) kingdom
- 16. Changes in non-living things are classified into _____ and _______ changes.
A) physical and chemical
B) growth and maturity
C) skeletal and muscular
D) reversible and non-reversible
- 17. The _________ make up more than one -half of our total body weight.
A) digestive
B) circulatory
C) respiratory
D) skeletal and muscular
- 18. The two types of muscles are ____ .
A) posterior and anterior
B) thick and soft
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) artery
B) aorta
C) vein
D) villi
- 20. The main parts of the circulatory system include the following except ______
A) veins
B) arteries
C) capillaries
D) villi
- 21. The following except one form the respiratory system.
A) trachea
B) bronchi
C) neck
D) lungs
- 22. The stage in life at which the reproductive organs mature is called ________ .
A) puberty
B) adult
C) old age
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) serum
D) platelets
- 25. Diseases can be prevented by adequate sanitation and _________.
A) internalisation
B) commemoration
C) immunization
D) demoralisation
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