Underline the correct answers from this section



  1. _____is the ability of living things to produce young ones of their kind (a) fertilization (b) pollination (c) reproduction
  2. _____ are formed from the union of the male and female reproductive parts. (a) seeds (b) fruits (c) flowers
  3. ___is the reproductive organ in flowering plant (a) seed (b) fruit (c) flower
  4. ___ receives pollen grains during pollination (a) anther (b) stigma (c) sepals
  5. The transfer of pollen from the anther to the stigma is called ____(a) fertilization (b) pollination (c) reproduction
  6. ____ is the union of the male gamete and the female gamete (a) fertilization (b) reproduction (c) pollination
  7. The falling back of water to the ground is called ___(a) rainfall (b) precipitation (c) evaporation
  8. Water moves in an _____ cycle (a) continuous (b) evaporation (c) evaporation
  9. Water vapour _____ when it meets a cooler surface (a) evaporation (b) condenses (c) precipitation
  10. ____takes place during volcanic eruption (a) igneous rock (b) sedimentary rock (c) metamorphic rock
  11. Limestone is an example of ______ rocks (a) sedimentary (b) metamorphic (c) igneous
  12. ____ are non-living solid objects (a) rocks (b) metal (c) wood
  13. ___is an example of metamorphic rocks (a) slate (b) sandstone (c) granite
  14. The source of acetic acid is _____ (a) vinegar (b) citric (c) honey
  15. The term ‘acid’ means _____(a) sour (b) bitter (c) sorrow
  16. The ____bases can dissolve in water. (a) insoluble (b)soluble (c) alkali
  17. Bases have ____taste (a) sour (b) bitter (c) sweet
  18. The reaction of caustic potash with vegetable oil is called ______ (a) preservation (b) saponification (c) disinfectants
  19. Hard soap is referred to as ____ soap. (a) bar (b) sodium (c) calcium
  20. ____ is the use of human ability to create a new thing. (a) technology (b) civilization (c) skilled
  21. _____ are heavy and sink in water. (a) wood (b) ceramic (c) metal
  22. _______ are brittle. (a) wood (b) ceramic (c) metal
  23. ______ metal contains iron. (a) ferrous (b) plastic (c) non-ferrous
  24. Rubber is natural and ____(a) elastic (b) synthetic (c) plastic
  25. Rocks are formed by _____ in the earth (a) pressure (b) volcano (c) eruption


Give the correct answer to the following questions.

  1. _______________ is the major ingredient in soap making.
  2. The acid got from honey is called ______________
  3. ____________ rocks are formed from pre-existing rocks
  4. Agents are needed for _______________________
  5. The sweet tasting liquid in flowers is called ___________________
  6. _________________ protects the floral parts in be bud.
  7. The heated water that turns into gas is called _______________
  8. Granite is an example of _____________ rock.
  9. Schist is an example of ________________ rock
  10. _____________ rock can be found in Niger state.
  11. _____________ is used in making tiles and also decorating materials.
  12. Acids that occur naturally are called ________________
  13. Bases turn __________ litmus paper to __________
  14. Acids have _________________ taste
  15. Bases have ____________ taste.


Theory: Attempt all


  1. What are the properties of acids (mention 5)
    • i. __________________________________________
    • ii. _________________________________________
    • iii._________________________________________
    • iv. _________________________________________
    • v. _____________________________________________
    • A) Production: ____________________________________

    • B) Fertilization: ___________________________________

    • C) Pollination: ____________________________________

  1. 3. What are the three types of rocks? (with two examples on each)
  2. i. __________________________________________
  3. ii. _________________________________________
  4. iii._________________________________________
  5. 4. State the agents of pollination
  6. . __________________________________________
  7.   5.  Draw a flowering plant and label all the parts.
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