General Science Class 6 MCQS

What is the photosynthesis equation in plants?

1. 6CO2 + 6H2O → C6H12O6 + 6O2
2. 6CO2 + 6H2O → C6H12O6 + 6O3
3. 6CO2 + 6O2 → C6H12O6 + 6H2O
4. 6H2O + 6O2 → C6H12O6 + 6CO2

In following reaction the glucose produced by plant is stored in which special forms: 6CO2 + 6H2O → C6H12O6 + 6O2?

1. Cellulose
2. Starch
3. Protein
4. Lipid

Recognize the factor which does not affect the process of photosynthesis?

1. O2
2. CO2
3. H20
4. Light

Which gas is used to extract energy from food in photosynthesis?

1. O2 (Oxygen)
2. CO2 (Carbon Dioxide)
3. H2O (Water)
4. N2 (Nitrogen)

What is the respiration equation in plants?

1. C6H12O6 + 6O2 → 6CO2 + 6H2O
2. 6CO2 + 6H2O → C6H12O6 + 6O2
3. 6CO2 + 6O2 → C6H12O6 + 6H2O
4. 6H2O + 6O2 → C6H12O6 + 6CO2

Recognize the factor which does not affect the process of respiration?

1. O2
2. Temperature
3. Light
4. CO2

Which gas is used to extract energy from food in respiration?

1. CO2
2. N2
3. O2
4. H2

The materials required for photosynthesis are:

1. Water (H2O) and Oxygen (O2)
2. Water (H2O) and Carbon Dioxide (CO2)
3. Carbon Dioxide (CO2) and Light Energy
4. Glucose (C6H12O6) and Oxygen (O2)

The materials required for respiration are:

1. Glucose (C6H12O6) and Oxygen (O2)
2. Glucose (C6H12O6) and Water (H2O)
3. Carbon Dioxide (CO2) and Water (H2O)
4. Oxygen (O2) and Light Energy

During the daytime for the photosynthesis, plants require:

1. O2
2. N2
3. CO2
4. H2