Quiz Name : Are you as smart as a grade 9 student?

Week : V52

MA 1. A student recorded the following marks in five math tests: 6, 8, 10, 8, 12. What is the mode of the data?

A - 6
B - 8
C - 10
D - ---

Korrekt svar : B - 8


BI 2. Which of the following organisms belongs to the mammal group?

A - Frog
B - Dolphin
C - Snake
D - ---

Korrekt svar : B - Dolphin


GEO 3. Which layer of the Earth is liquid and lies beneath the mantle?

A - Crust
B - Outer Core
C - Inner Core
D - ---

Korrekt svar : B - Outer Core


CHEM 4. According to Bohr’s atomic model, electrons move around the nucleus in:

A - Random paths
B - Fixed energy levels (or orbits)
C - A straight line
D - ---

Korrekt svar : B - Fixed energy levels (or orbits)


PHY 5. Which simple machine is used to raise a flag on a flagpole?

A - Pulley
B - Wheel and axle
C - Wedge
D - ---

Korrekt svar : A - Pulley


SS 6. If a shopkeeper sells a toy for $15 that cost $10 to buy, what is the profit?

A - $5
B - $10
C - $15
D - ---

Korrekt svar : A - $5


PE 7. Which of the following is a locomotor movement?

A - Jumping while running
B - Stretching arms in place
C - Dribbling a basketball
D - ---

Korrekt svar : A - Jumping while running


MA 8. The number of students present in a class during five days is: 20, 22, 24, 22, 26. What is the mean number of students?

A - 22
B - 23
C - 24
D - ---

Korrekt svar : B - 23


BI 9. Which of the following is a characteristic of plants (flora)?

A - They move from place to place
B - They make their own food using sunli...read more B - They make their own food using sunlight
C - They hunt other organisms for food
D - ---

Korrekt svar : B - They make their own food using sunlight


GEO 10. Which layer of the Earth is the thin, outermost layer where we live?

A - Crust
B - Mantle
C - Inner Core
D - ---

Korrekt svar : A - Crust


CHEM 11. Which particle is found in the nucleus of an atom according to Bohr’s model?

A - Electron
B - Proton
C - Photon
D - ---

Korrekt svar : B - Proton


PHY 12. Which simple machine is a ramp used to move heavy objects to a higher level?

A - Wedge
B - Inclined plane
C - Screw
D - ---

Korrekt svar : B - Inclined plane


SS 13. Which of the following is an example of trade?

A - Buying a book from a store
B - Reading a book at home
C - Making a book for yourself
D - ---

Korrekt svar : A - Buying a book from a store


PE 14. In basketball, which skill is considered sports-specific?

A - Dribbling the ball
B - Walking in a straight line
C - Stretching the legs
D - ---

Korrekt svar : A - Dribbling the ball


MA 15. A bar graph shows the number of books read by students in one month. If the tallest bar represents 12 books, what does the tallest bar show?

A - The student who read the fewest book...read more A - The student who read the fewest books
B - The highest number of books read
C - The total number of students
D - ---

Korrekt svar : B - The highest number of books read