Meta Brain Quiz: Exploring Science and Math Like Never Before!

Name

Class / Section

• 6 A
• 6 B
• 6 C
• 6 D
• 6 E

1. What is the function of the chloroplast in a plant cell?

• Store food
• Control cell activities
• Perform photosynthesis
• Transport nutrients

2. Which of the following is an example of a mixture?

• Water (H₂O)
• Sodium chloride (NaCl)
• Air
• Carbon dioxide (CO₂)

3. Which gas is essential for photosynthesis?

• Oxygen
• Carbon dioxide
• Nitrogen
• Hydrogen

4. What is the main component of an atom’s nucleus?

• Protons and neutrons
• Electrons and protons
• Neutrons and electrons
• Protons and electrons

5. Which organelle controls the activities of a cell?

• Mitochondria
• Nucleus
• Cell membrane
• Cytoplasm

6. What is the correct order of cellular organization?

• Organ → Tissue → Cell → Organ System →Organism
• Tissue → Cell → Organ → Organ System →Organism
• Cell → Organ → Tissue → Organ System →Organism
• Cell → Tissue → Organ → Organ System →Organism

7. In a series circuit, if one bulb burns out, what happens to the other bulbs?

• They all turn off
• The current increases
• They continue to glow
• They glow brighter

8. A mixture contains sand, iron filings, and salt. Which separation method should be used first?

• Filtration
• Evaporation
• Distillation
• Magnetism