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