Products of Photosynthesis

Q.

Write the complete reaction of photosynthesis.

Q.

Plants take carbon dioxide present in the air and convert it to carbohydrates.

1. True
2. False

Q.

Increase O2 concentration

1. Increases the rate of photosynthesis

2. Decreases the rate of photosynthesis

3. Does not affect the rate of photosynthesis

4. Some time affect the rate of photosynthesis

Q.

Which of the following molecules is the source of oxygen that's released during photosynthesis?

1. Carbon dioxide

2. Water

3. Glucose

4. Chlorophyll

Q. The byproduct of photosynthesis is

1. $C{O}_2$
2. Glucose
3. $H_{2}O$
4. $O_2$

Q. Which of the following plays a major role in replacing oxygen in the atmosphere?

1. Green plants
2. Fossil-fuel combustion
3. The weathering of rocks
4. All of the above

Q. Very short answer type.
What is the source of oxygen evolved during photosynthesis?

Q. An outcome of Engelmann's experiment is

1. the relationship between heterotrophic and autotrophic bacteria
2. the relationship between wavelength of light and rate of aerobic respiration
3. the relationship between light and the amount of heat released
4. lthe relationship between light and oxygen released during photosynthesis

Q.

What is photosynthesis?

Q.

Complete the following equation representing photosynthesis.

Carbon dioxide + water $⟶$ ________+________

1. Carbon, Oxygen

2. Carbohydrates, Proteins

3. Carbohydrates, Oxygen

4. Proteins, Carbon

Q.

Complete the following equation representing photosynthesis.

Carbon dioxide + water $⟶$ ________+________

1. Proteins, Carbon

2. Carbohydrates, Proteins

3. Carbohydrates, Oxygen

4. Carbon, Oxygen

Q.

The splitting of carbon dioxide to form oxygen gas and carbon compounds occurs during

1. photosynthesis

2. both photosynthesis and respiration

3. respiration

4. neither photosynthesis nor respiration.

Q.

Name the nutrients generated during photosynthesis.

1. Glucose and oxygen
2. Carbon dioxide and carbohydrates
3. Minerals and proteins
4. Glucose and proteins