WorksheetsERJHS Grade 7 Science Quiz Bee 2021
Total questions: 10
Worksheet time: 6mins
1. This is a common cylindrical laboratory apparatus used as container for solids and liquids
A. beaker
B.graduated cylinder
C. test tube
D. pipette
2. Which of the following laboratory equipment is used for measuring mass?
3. Seawater is a mixture made up of salts and water. What type of mixture is seawater?
A. homogeneous mixture
B. heterogeneous mixture
4. A bowl of cereal with sugar, fruits and milk is _____
A. a homogeneous mixture
B. a heterogeneous mixture
5. The separation technique shown here is filtration. Which of the following mixtures CANNOT be separated by this set-up?
A. sand and water
B. mongo seeds and water
C. salt and water
D.ground coffee and water
6. Whcih diagram shows mixture separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid ?
7. What is the chemical symbol for silver?
A. Si
B. Sv
C. Ag
D. Au
8. The following substances are examples of compounds EXCEPT:
A. water
B. sugar
C. salt
D. Aluminum
9. Which action will make sugar to dissolve faster in water?
A. Stirring the sugar and water mixture
B. Heating the water before adding sugar
C. Adding sugar in cold water
D. Both A and B
10. The chemical symbol for element "Mercury" is (a)
