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

Week : V11

MA 1. Which of the following statements is always true for a parallelogram?

A - All angles are right angles
B - Opposite sides are of equal length
C - All sides are of equal length
D - ------

Korrekt svar : B - Opposite sides are of equal length


BI 2. Which molecule is produced during the light-dependent reactions of photosynthesis and later used in the Calvin cycle to help form glucose?

A - ATP
B - Oxygen
C - Carbon dioxide
D - ------

Korrekt svar : A - ATP


GEO 3. Which layer of the Earth is responsible for the movement of tectonic plates?

A - Crust
B - Mantle
C - Outer core
D - ------

Korrekt svar : B - Mantle


CHEM 4. Which of the following is a sign that a chemical reaction has occurred?

A - A substance changes shape without al...read more A - A substance changes shape without altering its identity
B - A new substance with different prope...read more B - A new substance with different properties is formed
C - A liquid turns into a solid due to ...read more C - A liquid turns into a solid due to cooling
D - ------

Korrekt svar : B - A new substance with different properties is formed


PHY 5. Which skill is most important for maintaining balance while moving in sports like basketball and soccer?

A - Agility
B - Flexibility
C - Strength
D - ------

Korrekt svar : A - Agility


SS 6. Which event is often considered the start of World War II?

A - The assassination of Archduke Franz ...read more A - The assassination of Archduke Franz Ferdinand
B - The German invasion of Poland
C - The attack on Pearl Harbor
D - ------

Korrekt svar : B - The German invasion of Poland


PE 7. What is the best way to prevent muscle injuries during exercise?

A - Stretching and warming up before act...read more A - Stretching and warming up before activity
B - Exercising only once a week
C - Drinking energy drinks before workin...read more C - Drinking energy drinks before working out
D - ------

Korrekt svar : A - Stretching and warming up before activity


MA 8. Which of the following is an example of a parallelogram?

A - Triangle
B - Rectangle
C - Pentagon
D - ------

Korrekt svar : B - Rectangle


BI 9. During cellular respiration, which molecule is the final electron acceptor in the electron transport chain?

A - Carbon dioxide
B - Oxygen
C - Glucose
D - ------

Korrekt svar : B - Oxygen


GEO 10. What is the name of the boundary where two tectonic plates move away from each other?

A - Convergent boundary
B - Transform boundary
C - Divergent boundary
D - ------

Korrekt svar : C - Divergent boundary


CHEM 11. What happens to the total mass of substances during a chemical reaction, according to the Law of Conservation of Mass?

A - The total mass increases
B - The total mass decreases
C - The total mass remains the same
D - ------

Korrekt svar : C - The total mass remains the same


PHY 12. Which of the following is the best way to improve reaction time in sports?

A - Practicing speed drills and reflex e...read more A - Practicing speed drills and reflex exercises
B - Lifting heavy weights to build muscl...read more B - Lifting heavy weights to build muscle
C - Stretching for longer periods before...read more C - Stretching for longer periods before playing
D - ------

Korrekt svar : A - Practicing speed drills and reflex exercises


SS 13. What was the main purpose of the United Nations (UN) when it was founded in 1945?

A - To prevent another world war and pro...read more A - To prevent another world war and promote peace
B - To create a global economic system
C - To expand the military power of alli...read more C - To expand the military power of allied nations
D - ------

Korrekt svar : A - To prevent another world war and promote peace


PE 14. Which of the following is the safest way to lift a heavy object?

A - Bend at the waist and lift with your...read more A - Bend at the waist and lift with your back
B - Keep your back straight and lift wit...read more B - Keep your back straight and lift with your legs
C - Hold your breath while lifting to in...read more C - Hold your breath while lifting to increase strength
D - ------

Korrekt svar : B - Keep your back straight and lift with your legs


MA 15. A store is offering a 25% discount on a shirt that originally costs $40. How much will the shirt cost after the discount?

A - $30
B - $35
C - $25
D - ------

Korrekt svar : A - $30