Anushka Exam

1-Which RNA polymerase transcribes mRNA in eukaryotes?

• RNA Pol III
• RNA Pol II
• RNA Pol I
• All of the above

2- What is the net gain of ATP in aerobic respiration of one glucose molecule?

• 36
• 40
• 38
• 34

3- The enzyme responsible for joining Okazaki fragments

• DNA helicase
• RNA polymerase
• DNA gyrase
• DNA ligase

4- What is the site of glycolysis?

• Cytoplasm
• Mitochondria
• Endoplasmic Reticulum
• Nucleus

5- Which is not a product of aerobic respiration?

• CO2
• Lactic acid
• H₂O
• ATP

6- Which coenzyme is reduced during glycolysis?

• NADP⁺
• NAD⁺
• FAD
• Coenzyme Q

7- Link reaction occurs in the:

• Cytosol
• Mitochondrial matrix
• Inner mitochondrial membrane
• Nucleus

8- How many ATP molecules are produced from 1 NADH in oxidative phosphorylation?

• 3
• 2.5
• 2
• 1

9- Which compound combines with acetyl-CoA in the Krebs cycle?

• Oxaloacetate
• Citrate
• Fumarate
• Malate

10- Enzyme required for phosphorylation of glucose in glycolysis:

• Phosphorylase
• Hexokinase
• Kinase
• Dehydrogenase