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

Week : V29

MA 1. What is the sum of the interior angles of a triangle?

A - 90°
B - 180°
C - 360°
D - ------

Korrekt svar : B - 180°


BI 2. Which part of the plant is mainly responsible for making food through photosynthesis?

A - Stem
B - Leaf
C - Root
D - ------

Korrekt svar : B - Leaf


GEO 3. What is the place called where a river meets the sea or ocean?

A - Source
B - Delta
C - Mouth
D - ------

Korrekt svar : C - Mouth


CHEM 4. What is the center of an atom called?

A - Electron
B - Molecule
C - Nucleus
D - ------

Korrekt svar : C - Nucleus


PHY 5. What force keeps planets in orbit around the Sun?

A - Magnetism
B - Gravity
C - Light
D - ------

Korrekt svar : B - Gravity


SS 6. Which document is the foundation of the United States government?

A - The Declaration of Independence
B - The Constitution
C - The Bill of Rights
D - ------

Korrekt svar : B - The Constitution


PE 7. Which of the following exercises is best for improving cardiovascular endurance?

A - Push-ups
B - Running
C - Sit-ups
D - ------

Korrekt svar : A - Push-ups


MA 8. Which of the following shapes has four equal sides and four right angles?

A - Rectangle
B - Parallelogram
C - Square
D - ------

Korrekt svar : C - Square


BI 9. What is the main function of roots in a plant?

A - To make food
B - To absorb water and minerals
C - To produce seeds
D - ------

Korrekt svar : B - To absorb water and minerals


GEO 10. What is the main cause of a river’s flow from higher to lower ground?

A - Wind
B - Gravity
C - Sunlight
D - ------

Korrekt svar : B - Gravity


CHEM 11. Which particle in an atom has a negative charge?

A - Proton
B - Neutron
C - Electron
D - ------

Korrekt svar : C - Electron


PHY 12. What is a galaxy?

A - A large cloud of gas in space
B - A group of stars, dust, and gas held...read more B - A group of stars, dust, and gas held together by gravity
C - A single star with planets
D - ------

Korrekt svar : B - A group of stars, dust, and gas held together by gravity


SS 13. What is the main purpose of the United Nations (UN)?

A - To control world trade
B - To maintain international peace and ...read more B - To maintain international peace and security
C - To create laws for every country
D - ------

Korrekt svar : B - To maintain international peace and security


PE 14. Which nutrient is most important for building and repairing muscles?

A - Carbohydrates
B - Fats
C - Proteins
D - ------

Korrekt svar : C - Proteins


MA 15. What do you call a line that divides a shape into two equal and symmetrical parts?

A - Radius
B - Diagonal
C - Line of symmetry
D - ------

Korrekt svar : C - Line of symmetry