- 1. The process by which water molecules escape into the atmosphere when heated is called?
A) filtration
B) distillation
C) condensation
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) 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) distillation
C) diffusion
D) condensation
- 4. The male sex cell is produced from ________________ ?
A) testicles
B) urethra
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) foetus
C) embryo
D) baby
- 6. The union of male and female sex cell is called ____________
A) foetus
B) baby
C) fertilization
D) embryo
- 7. In plant, photosynthesis occurs in _______________
A) ribosome
B) cytoplasm
C) chloroplast
D) nucleus
- 8. The green pigment found in plants leaves is __________
A) chlorophyll
B) cellulose
C) chloroplast
D) cell wall
- 9. What type of energy is required to activate photosynthesis?
A) thermal
B) kinetic
C) light
D) translational
- 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) thermosphere
B) stratosphere
C) exosphere
D) troposphere
- 12. The coldest layer of the Earth’s atmosphere is known as the _______
A) stratosphere
B) mesosphere
C) troposphere
D) exosphere
- 13. The amount of oxygen present in water is an indication of the ______
A) healthiness
B) strongness
C) neatness
D) dirtiness
- 14. The coast of Nigeria is one of the endangered environments in the world due to __________.
A) huge water
B) heavy
C) oil spillage
D) recreational activities
- 15. Man belongs to a group of animals called ________ .
A) kingdom
B) primitives
C) monera
D) primates
- 16. Changes in non-living things are classified into _____ and _______ changes.
A) reversible and non-reversible
B) growth and maturity
C) physical and chemical
D) skeletal and muscular
- 17. The _________ make up more than one -half of our total body weight.
A) digestive
B) skeletal and muscular
C) circulatory
D) respiratory
- 18. The two types of muscles are ____ .
A) tendons and cartilage
B) posterior and anterior
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) aorta
C) artery
D) vein
- 20. The main parts of the circulatory system include the following except ______
A) veins
B) capillaries
C) arteries
D) villi
- 21. The following except one form the respiratory system.
A) bronchi
B) trachea
C) lungs
D) neck
- 22. The stage in life at which the reproductive organs mature is called ________ .
A) child
B) adult
C) puberty
D) old age
- 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) serum
B) red blood cell
C) plasma
D) platelets
- 25. Diseases can be prevented by adequate sanitation and _________.
A) commemoration
B) demoralisation
C) internalisation
D) immunization
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