Description : There are six cars numbered as C1, C2, C3, C4, C5 and C6 participating in a race. The results are as follows: C2 does not win. Two cars are in between C4 and C5. C1 is behind C4 and C5. C2 is ahead of C5 ... C4. If C4 is disqualified, then C2 finishes the race at which position? a) 2 b) 3 c) 1 d) 4
Last Answer : Ans: option (a)
Description : There are six cars numbered as C1, C2, C3, C4, C5 and C6 participating in a race. The results are as follows: C2 does not win. Two cars are in between C4 and C5. C1 is behind C4 and C5. C2 is ahead of C5 ... intervening. C6 is ahead of C4. Which car comes in the first place? a) C1 b) C2 c) C3 d) C6
Last Answer : Ans: option (d)
Description : Glycine contributes to the following C and N of purine nucleus: (A) C1, C2 and N7 (B) C8, C8 and N9 (C) C4, C5 and N7 (D) C4, C5 and N9
Last Answer : Answer : C
Description : Glycine gives __________ atoms of purine. (A) C2, C3 (B) C4, C5 and N7 (C) C4, C5 and N9 (D) C4, C6 and N7
Last Answer : Answer : B
Description : Anomers of D-glucopyranose differ in their stereochemistry at __________. (a) C1 (b) C2 (c) C3 (d) C4
Last Answer : C1
Description : Aspartate contributes the following carbon atoms of the pyrimidine nucelus: (A) C2 and C4 (B) C5 and C6 (C) C2, C4 and C6 (D) C4, C5 and C6
Last Answer : Answer : D
Description : Pentose phosphate that fixes CO2 in a C3 plant. -Biology
Last Answer : answer:
Description : Calvin cycle is: (1) C3 cycle (2) Reductive pentose-phosphate cycle (3) Common in cereals uncommon in cereals (4) Uncommon in cereals
Last Answer : Ans. ((c))
Description : What do the dotted lines connecting C1, C2, C5, and C6 indicate?
Last Answer : The dotted lines indicate that these capacitors are "ganged" and are tuned together with a single control.
Description : In the complement system; a. alternative pathway does not rely on antibody b. C1 is the first enzyme complex in the classical pathway c. both the alternative and classical pathway converge at C3 d. all above
Last Answer : all above
Description : Photorespiration is a. C1 photosynthesis b. C2 photosynthesis c. C3 photosynthesis d. C4photosynthesis
Last Answer : b. C2 photosynthesis
Description : Equivalent capacitance ‘C’ of a system of capacitors C1,C2,C3 connected in parallel is
Last Answer : Equivalent capacitance ‘C’ of a system of capacitors C1,C2,C3 connected in parallel is C = C1+C2+C3
Description : Which of the following statements regarding the alternative complement pathway are true? a. C1, C4 and C2 are involved b. NH3 apparently activates complement via this pathway c. Factors B and D are involved d. Endotoxin activates complement via the alternative pathway
Last Answer : Answer: b, c, d The alternative pathway differs from the classic pathway in that the first steps involving C1, C4 and C2 are bypassed. (See Figure 6-3 previously reproduced.) ... been correlated with impaired renal function and the presence of complement components at the sites of renal injury
Description : When acetate is the sole source of carbon for some microorganisms, the cycle which is used, is called A.pentose phosphate pathway B.glycolyic pathway C.glyoxylate pathway D.oxaloacetate pathway
Last Answer : C.glyoxylate pathway
Description : The 3′ - 5′ phosphodiester linkages inside a polynucleotide chain serve to join (a) one DNA strand with the other DNA strand (b) one nucleoside with another nucleoside (c) one nucleotide with another nucleotide (d) one nitrogenous base with pentose sugar.
Last Answer : (c) one nucleotide with another nucleotide
Description : The basic unit of nucleic acid is (a) pentose sugar (b) nucleoid (c) nucleoside (d) nucleotide.
Last Answer : d) nucleotide.
Description : The first pentose formed in HMP shunt is (A) Ribose-5-phosphate (B) Ribulose-5-phosphate (C) Xylose-5-phosphate (D)Xylulose-5-phosphate
Description : The main source of reducing equivalents (NADPH) for lipogenesis is (A) Pentose phosphate pathway (B) Citric acid cycle (C) Glycolysis (D) Glycogenolysis
Last Answer : Answer : A
Description : Hemolytic anemia is caused by the deficiency of certain enzymes of the pentose phosphate pathway, the principal enzyme involved is (A) Glucose-6-phosphate dehydrogenase (B) Aldolase (C) Fructose 1, 6-bisphosphatase (D) Phosphohexose isomerase
Description : The pentose phosphate pathway protects erythrocytes against hemolysis by assisting the enzyme: (A) Superoxide dismutase (B) Catalase (C) Glutathionic peroxidase (D) Cytochrome oxidase ENZYMES 149
Description : Pentose phosphate pathway is of significance because it generates (A) NADPH for reductive synthesis (B) Regenerates glucose 6-phosphate (C) Generates fructose 6-phosphate (D) Forms glyceraldehyde 3-phosphate
Description : The transketolase enzyme in the pentose phosphate pathway requires the B vitamin. (A) Pantothenic acid (B) Thiamin (C) Riboflavin (D) Nicotinic acid
Description : In pentose phosphate pathway, D-ribulose5-phosphate is converted to D-ribose-5- phosphate by the enzyme: (A) Fumarase (B) Ketoisomerase (C) G-6-PD (D) Epimerase
Description : The enzymes of the pentose phosphate pathway are found in the (A) Cytosol (B) Mitochondria (C) Nucleus (D) Endoplasmic reticulum
Description : The hydrogen acceptor used in pentose phosphate pathway is (A) NAD (B) NADP (C) FAD (D) FMN
Description : Which of the following is the main structural feature of proteins? (a) Peptide linkage (b) Ester linkage (c) Ether linkage (d) α,β-Linkage
Last Answer : Peptide linkage
Description : The cell membrane of archaeal cells contains a. A monolayer. b. Sterols. c. Ester linkage d. All of the above (A—C are correct.)
Last Answer : a. A monolayer.
Description : The local anaesthetics having amide linkage differ from those having ester linkage in that the amidelinked local anaesthetics: A. Are not surface anaesthetics B. Have a shorter duration of action C. Are degraded in the plasma D. Do not show cross-sensitivity with esterlinked local anaesthetic
Last Answer : D. Do not show cross-sensitivity with esterlinked local anaesth
Description : What are the differences between C3 and C4 photosynthetic pathways? -Biology
Description : Compare between the anatomy of leaf in C3 and C4 plants. -Biology
Description : Under what conditions are C4 plants superior to C3 plants? -Biology
Description : Name the two important enzymes of C3 and C4 pathway? -Biology
Description : Differences between C3 cycles and C4 cycle. -Biology
Description : Which compound act as co2 accepter in c3 and c4 plant -Biology
Description : C4 plants normally give more biological yield than C3 plants because of
Last Answer : Ans. Less respiration
Description : The photosynthetic rate of C4 is …….. than C3 plants
Last Answer : Ans. Low
Description : The water use efficiency of C4 is …….. than C3 plants
Last Answer : Ans. High
Description : C4 plant normaly produce more biological yield than C3 plant because of: (A) More photorespiration (B) Less photorespiration (C) Less photophosphorylation (D) More photophosphorylation
Last Answer : (B) Less photorespiration
Description : Photo-respiration rate is highest in which group of plants? (A) C3 plants (B) CAM plants (C)C4 plants (D) None of these
Last Answer : (A) C3 plants
Description : The plants which open their stomata during night for taking CO4 are known as (A) C3 (B) CAM (C)C4 (D) All of above
Last Answer : (B) CAM
Description : With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? (a) Increasing atmospheric CO2 concentration up to 0.05% can enhance CO2 fixation rate. ( ... for higher yield. (d) Light saturation for CO2 fixation occurs at 10% of full sunlight.
Last Answer : (b) C3 plants respond to higher temperature with enhanced photosynthesis while C4 plants have much lower temperature optimum
Description : Which one of the following is wrong in relation to photorespiration? (a) It occurs in chloroplast. (b) It occurs in day time only. (c) It is a characteristic of C4 plants. (d) It is a characteristic of C3 plants.
Last Answer : (c) It is a characteristic of C4 plants
Description : C4 plants are more efficient in photosynthesis than C3 plants due to (a) higher leaf area (b) presence of larger number of chloroplasts in the leaf cells (c) presence of thin cuticle (d) lower rate of photorespiration
Last Answer : d) lower rate of photorespiration.
Description : A process that makes important difference between C3 and C4 plants is (a) transpiration (b) glycolysis (c) photosynthesis (d) photorespiration.
Last Answer : (d) photorespiration.
Description : The process which makes major difference between C3 and C4 plants is (a) glycolysis (b) Calvin cycle (c) photorespiration (d) respiration.
Last Answer : (c) photorespiration
Description : Kranz anatomy is typical of (a) C4 plants (b) C3 plants (c) C2 plants (d) CAM plants.
Last Answer : (a) C4 plants
Description : Which pair is wrong? (a) C3-maize (b) C4-kranz anatomy (c) Calvin cycle-PGA (d) Hatch and Slack cycle - OAA
Last Answer : (a) C3-maize
Description : As compared to a C3-plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by C4-plants? (a) Two (b) Six (c) Twelve (d) Zero
Last Answer : (c) Twelve
Description : The C4 plants are photosynthetically more efficient than C3 plants because (a) the CO2 efflux is not prevented (b) they have more chloroplasts (c) the CO2 compensation point is more (d) CO2 generated during photorespiration is trapped and recycled through PEP carboxylase.
Last Answer : (b) they have more chloroplasts