Digestive organs and enzymes

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Test Your Knowledge

Select the correct option


1. What is the process by which plants convert sunlight into energy?

Transpiration

Respiration

Photosynthesis

Fermentation

2. Which element is known as the 'building block of life'?

Carbon

Nitrogen

Oxygen

Hydrogen

3. Who proposed the theory of general relativity?

Isaac Newton

Albert Einstein

Galileo Galilei

Nikola Tesla

4. What is the powerhouse of the cell?

Nucleus

Chloroplast

Mitochondria

Ribosome

5. Which gas do plants primarily take in for photosynthesis?

Carbon Dioxide

Oxygen

Nitrogen

Hydrogen

6. In what part of the cell does cellular respiration occur?

Chloroplast

Mitochondria

Nucleus

Cytoplasm

7. What is the chemical symbol for gold?

Au

Ag

Pb

Fe

8. What is the main gas found in the Earth's atmosphere?

Nitrogen

Oxygen

Carbon Dioxide

Argon

9. What is the boiling point of water at sea level in Celsius?

90°C

110°C

0°C

100°C

10. What type of macromolecule are enzymes?

Carbohydrates

Proteins

Lipids

Nucleic Acids