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