CLASS TEST
Topics: Photosynthesis & Nucleic Acids
Time: 30 minutes
Total Marks: 30
SECTION A: OBJECTIVE QUESTIONS (1 mark each)
Choose the correct answer from the options A to D.
1. Which pigment is responsible for absorbing light during photosynthesis?
A. Hemoglobin B. Chlorophyll C. Keratin D. Melanin
2. The main products of photosynthesis are:
A. Oxygen and glucose B. Carbon dioxide and water C. Nitrogen and ATP D. Glucose and
lactic acid
3. Which of the following bases is found only in RNA?
A. Adenine B. Cytosine C. Thymine D. Uracil
4. In DNA, adenine pairs with:
A. Guanine B. Uracil C. Thymine D. Cytosine
5. Which of the following is a type of nucleic acid?
A. Protein B. Enzyme C. RNA D. Glucose
SECTION B: FILL IN THE BLANKS (1 mark each)
6. The process by which green plants make their food using sunlight is called _______________.
7. In the light-dependent stage of photosynthesis, _______________ is released as a by-product.
8. DNA stands for _______________.
9. A nucleotide is made up of a phosphate group, sugar, and _______________ base.
10. _______________ is the sugar found in RNA.
SECTION C: WRITTEN QUESTIONS (5 marks each)
11. Briefly explain the process of photosynthesis and state two factors that affect it.
12. Define DNA and list two differences between DNA and RNA.
13. What is a nucleotide? State the three components that make it up and explain its role in
nucleic acids.
Topics: Photosynthesis & Nucleic Acids
Time: 30 minutes
Total Marks: 30
SECTION A: OBJECTIVE QUESTIONS (1 mark each)
Choose the correct answer from the options A to D.
1. Which pigment is responsible for absorbing light during photosynthesis?
A. Hemoglobin B. Chlorophyll C. Keratin D. Melanin
2. The main products of photosynthesis are:
A. Oxygen and glucose B. Carbon dioxide and water C. Nitrogen and ATP D. Glucose and
lactic acid
3. Which of the following bases is found only in RNA?
A. Adenine B. Cytosine C. Thymine D. Uracil
4. In DNA, adenine pairs with:
A. Guanine B. Uracil C. Thymine D. Cytosine
5. Which of the following is a type of nucleic acid?
A. Protein B. Enzyme C. RNA D. Glucose
SECTION B: FILL IN THE BLANKS (1 mark each)
6. The process by which green plants make their food using sunlight is called _______________.
7. In the light-dependent stage of photosynthesis, _______________ is released as a by-product.
8. DNA stands for _______________.
9. A nucleotide is made up of a phosphate group, sugar, and _______________ base.
10. _______________ is the sugar found in RNA.
SECTION C: WRITTEN QUESTIONS (5 marks each)
11. Briefly explain the process of photosynthesis and state two factors that affect it.
12. Define DNA and list two differences between DNA and RNA.
13. What is a nucleotide? State the three components that make it up and explain its role in
nucleic acids.
