MDCAT Biology Chapter 2 Bio-energetic Online Test With Answers

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MDCAT Biology Chapter 2 Bio-energetic Online Test

Sr. # Questions Answers Choice
1 PEP is converted to ___ by removal of phosphate Enol pyruvate Pyruvate Glyceraldehyde 3PG
2 Which of the following occurs in the first step of payoff phase during glycolysis Reduction of 1 NAD<span style="white-space:pre"> </span> Oxidation of 2 NAD Reduction of 2 NAD Oxidation of 1 NAD
3 In glycolysis 2PG is converted to PEP by Dehydration Decarboxylation Phosphorylation Oxidation
4 Oxidative phase of glycolysis starts with the dehydrogenation of G3P<span style="white-space:pre"> </span> DHAP<span style="white-space:pre"> </span> Both<span style="white-space:pre"> </span> NADH
5 First step of preparatory phase of glycolysis is Dehydration Decarboxylation Phosphorylation Oxidation
6 How much energy present in chemical bonds of glucose converted into ATP 1% 2% 5% 10%
7 Which of the following is correct direction showing the pumping of protons in chemiosmosis From stroma to lumen in chloroplast From matrix to intermembrane space in mitochondria From intermembrane space to matrix in mitochondria Both A and B
8 The most abundant protein in nature is RuBP Rubisco<span style="white-space:pre"> </span> Ribulose bisphosphate carboxylase Both B and C
9 How many NADPH are required for the synthesis of one molecule of glucose 3 6 12 18
10 Very first product formed from carbon fixation in a calvin cycle Unstable 3C compound Unstable 6 Carbon compound Stable 3C compound Stable 6C compound
11 Number of ATPs required to phosphorylate RuP molecules in calvin cycle 3 5 6 9
12 Which of the following is a CO2 acceptor Rubisco Water RuBP Citrate
13 Splitting of water in sunlight is called Lysis Photolysis Condensation Hydrolysis
14 What happens in the light phase of photosynthesis? ADP is hydrolyzed and NADP is oxidized ATP is synthesized by photophosphorylation and NADP is reduced ATP is hydrolyzed and NADPH is oxidized ADP is hydrolyzed and NADP is reduced
15 Light dependent reaction takes place in ___ of chloroplasts Stroma Envelope Thylakoids Lumen
16 Components of electron transport chain that works in Z-scheme are located In stroma In thylakoid membranes In lumen of thylakoids Outside thylakoids
17 What actually happens in light dependent reaction ATP synthesis, oxidation of NADP ATP hydrolysis, oxidation of NADP ATP synthesis, reduction of NADP ATP hydrolysis, reduction of NADP
18 Which of the following is not absent in cyclic electron flow Photolysis Phosphorylation NADP reductase PS ll
19 Which of the following is not formed during non cyclic phosphorylation ATP NADPH Oxygen G3P
20 Iron containing proteins which act as carriers in ETC Plastoquinine Cyt. complex Plastocyanin None
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