- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) distillation B) filtration 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) distillation B) condensation C) osmosis D) diffusion
- 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) urethra C) testicles D) penis
- 5. The new cell formed by the union of male and female sex gametes is known as a _____________
A) baby B) foetus C) zygote D) embryo
- 6. The union of male and female sex cell is called ____________
A) foetus B) fertilization C) embryo D) baby
- 7. In plant, photosynthesis occurs in _______________
A) nucleus B) chloroplast C) cytoplasm D) ribosome
- 8. The green pigment found in plants leaves is __________
A) cell wall B) cellulose C) chlorophyll D) chloroplast
- 9. What type of energy is required to activate photosynthesis?
A) light B) kinetic C) thermal D) translational
- 10. The leaf has a broad surface because_________
A) it enables the plants to control its temperature B) it has a large surface area to absorb light 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) thermosphere B) stratosphere C) exosphere D) troposphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) exosphere B) mesosphere C) troposphere D) stratosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) dirtiness B) healthiness C) strongness D) neatness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) heavy B) oil spillage C) recreational activities D) huge water
- 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) 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) digestive B) respiratory C) skeletal and muscular D) circulatory
- 18. The two types of muscles are ____ .
A) thick and soft B) posterior and anterior 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) vein B) aorta C) villi D) artery
- 20. The main parts of the circulatory system include the following except ______
A) veins B) villi C) capillaries D) arteries
- 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) adult C) old age D) puberty
- 23. _________ is the definite temperature at which the liquid state of matter changes to gaseous state.
A) boiling point B) vaporization C) selling point D) sublimation
- 24. Clotting of blood occurs by the activities of ______.
A) serum B) platelets C) red blood cell D) plasma
- 25. Diseases can be prevented by adequate sanitation and _________.
A) demoralisation B) immunization C) commemoration D) internalisation
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