SUBJECT: BASIC SCIENCE CLASS: PRIMARY 5 SECOND TERM EXAMINATION

SUBJECT: BASIC SCIENCE CLASS: PRIMARY 5

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. _____________________________________________
2.   2.  DEFINE  THE FOLLOWING
3. • 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.