During cyclic phosphorylation NADP is formed or not. a. No NADP formation b. No NADP utilization c. NADP is converted into NADPH d. All are correct

1 Answer

Answer :

Ans: A

Related questions

Description : The number of ATP molecules formed during cyclic phosphorylation are a. One b. Two c. Four d. Six

Last Answer : Ans: D

Description : Cyclic phosphorylation is generally present in a. Cyanobacteria b. Algae c. Bacteria d. Plants

Last Answer : Ans: A

Description : During light reaction of photosynthesis, which of the following phenomenon is observed during cyclic phosphorylation as well as non-cyclic phosphorylation? (a) Release of O2 (b) Formation of ATP (c) Formation of NADPH (d) Involvement of PS I and PS II pigment systems

Last Answer : (b) Formation of ATP

Description : The utilization of light energy to drive the synthesis of ATP is called as a. Photolysis b. Photophosphorylation c. Photosynthesis d. Respiration

Last Answer : Ans: C

Description : Non-cyclic photophosphorylation is also known as a. Oxygenic photosynthesis b. Photosynthesis c. Anoxygenic photosynthesis d. Photophosphorylation

Last Answer : Ans: B

Description : The generation time is a. The time required for the cell to divide b. The total division of the cell during its life time c. The total no.of cells formed d. None of these

Last Answer : Ans: C

Description : Mycotoxins are formed during the end of a. Lag phase b. Log phase c. Death phase d. Stationary phase

Last Answer : Ans: A

Description : Mycotoxins are formed during the end of a. Lag phase b. Log phase c. Death phase d. Stationary phase

Last Answer : Ans: A

Description : The process of formation of mesozygote is called a. Meromixis b. Exozygote c. Mitosis d. Meiosis

Last Answer : Ans: A

Description : For the formation of cell-components the elements required are a. Nitrogen b. Oxygen c. Sulphur d. All of these

Last Answer : Ans: D

Description : Clostridium welchii spore formation can be induced only on specified media such as a. Wilson-Blair medium b. Macconkey medium c. Ellner medium d. Thayee-Martion medium

Last Answer : Ans: C

Description : Cyclic photophosphorylation results in the formation of (a) ATP and NADPH (b) ATP, NADPH and O2 (c) ATP (d) NADPH.

Last Answer : (c) ATP

Description : The no. of generations per hour in a bacteria is a. Growth rate b. Generation time c. Sigmoid curve d. None of these

Last Answer : Ans: B

Description : Conversion of all-trans-retinal into alltrans-retinol requires (A) NAD (B) NADH (C) NADP (D) NADPH

Last Answer : Answer : D

Description : Read the following four statements, (i), (ii), (iii) and (iv) and select the right option having both correct statements. Statements : (i) Z scheme of light reaction takes place in presence of PSI only. (ii) Only PSI is ... and (iv) (b) (i) and (ii) (c) (ii) and (iii) (d) (iii) and (iv)

Last Answer : (a) (ii) and (iv)

Description : Name the given reaction and enzyme involved in it. `alpha`-etoglutaric acid `+NH_(4)^(+)+NADPH overset("Enzyme")to"glutamate"+H_(2)O+NADP`

Last Answer : Name the given reaction and enzyme involved in it. `alpha`-etoglutaric acid `+NH_(4)^(+)+NADPH overset("Enzyme")to"glutamate"+H_(2)O+NADP`

Description : Thyroproxidase requires hydrogen peroxide as oxidizing agent. The H2O2 is produced by (A) FADH2 dependent enzyme (B) NADH dependent enzyme (C) NADP dependent enzyme (D) NADPH dependent enzyme

Last Answer : Answer : D

Description : Pantothenic acid acts on (A) NADP (B) NADPH (C) FAD (D) CoA

Last Answer : Answer : B

Description : For reduction enzyme HMG-CoA reductase requires cofactor: (A) NADPH (B) NADP (C) NAD (D) FAD

Last Answer : Answer : A

Description : Synthesis of sphingosine requires the cofactor (A) NAD (B) NADP (C) NADPH+ (D) ATP

Last Answer : Answer : C

Description : The synthesis of fatty acids is often termed reductive synthesis. (A) NADP+ (B) NADH (C) FADH2 (D) NADPH

Last Answer : Answer : D

Description : Retinal is reduced to retinol by retinene reductase in presence of the coenzyme (A) NAD+ (B) NADP+ (C) NADH + H+ (D) NADPH + H+

Last Answer : Answer : C

Description : Retinol and retinal are interconverted requiring dehydrogenase or reductase in the presence of (A) NAD or NADP (B) NADH + H+ (C) NADPH (D) FAD

Last Answer : Answer : A

Description : How do NADP+ and NADPH differ from NAD+ and NADH?

Last Answer : These pairs of molecules are identical except for the presence of a phosphate group at the 2′ position on the ribose moiety. This is not a high-energy phosphate but rather a molecular tag that ... of fuels, while simultaneously the NADPH to NADP+ ratio can be very high, facilitating biosynthesis.  

Description : NADP+ is reduced to NADPH in (a) HMP (b) Calvin Cycle (c) glycolysis (d) EMP.

Last Answer : (a) HMP

Description : NADP+ is reduced to NADPH in (a) PS I (b) PS II (c) Calvin cycle (d) noncyclic photophosphorylation.

Last Answer : (d) noncyclic photophosphorylation.

Description : Bacteria are more sensitive to antibiotics at which phase of growth curve? a. Decline phase b. Stationary phase c. Lag phase d. Log phase

Last Answer : Ans: D

Description : Growth curve does not include following phases of bacteria – a. Decline phase b. Stationary phase c. Lag phase d. Synchronous growth

Last Answer : Ans: D

Description : The suitable temperature to transport viral culture is – a. 30oC b. 5oC c. 25oC d. 45oC e. None of these

Last Answer : Ans: B

Description : Tubercular bacilli grow best in a. Absence of O2 b. Presence of CO2 c. Presence of O2 d. None of these

Last Answer : Ans: B

Description : Which of the following organisms requires tryptophan for growth? a. H.influenza b. Vibrio c. Gonococci d. S.typhi

Last Answer : Ans: D

Description : Artificial transformation in laboratory is carried out by treating the cells with a. MgCl2 b. Cacl2 c. NaCl d. HCl

Last Answer : Ans: B

Description : The compound that is added to the medium to absorb oxygen for the creation of anaerobic conditions a. Sodium Thioglycollate b. Nitrous acid c. Citrate d. None of these

Last Answer : Ans: B

Description : The organisms which can grow best in the presence of a low concentration of oxygen a. Aerophilic b. Microaerophilic c. Aerobic d. Anaerobic

Last Answer : Ans: B

Description : The organisms which can grow both in presence and absence of oxygen a. Aerobes b. Anaerobes c. Faculative anaerobes d. Strict aerobes

Last Answer : Ans: A

Description : Optimum growth temperature is greater that 45oC is a. Mesophiles b. Thermophiles c. Psychrophiles d. None of these

Last Answer : Ans: A

Description : Minimum growth temperature is a. The growth of organisms at lowest temperature b. The lowest temperature at which the microorganisms grow c. The maximum temperature at which the growth is stable d. None of these

Last Answer : Ans: B

Description : The reproduction rate is equal to death rate in which stage a. Decline phase b. Stationary phase c. Lag phase d. Log phase

Last Answer : Ans: D

Description : In the sigmoid curve (or) growth curve of bacteria how many stages are there a. 3 b. 4 c. 2 d. 5

Last Answer : Ans: B

Description : Log-phase is also known as a. Death phase b. Exponential phase c. Lag-phase d. None

Last Answer : Ans: C

Description : The most active stage in the sigmoid curve of bacteria in which maximum growth is attained a. Lag phase b. Stationary phase c. Decline phase d. Log phase

Last Answer : Ans: D

Description : Physiologically the cells are active and are synthesizing new protoplasm in which stage of the growth in bacteria a. Log phase b. Lag phase c. Stationary phase d. None of these

Last Answer : Ans: C

Description : In bacteria, the increase in population is in the manner a. Geometric progression b. Multiplication c. Doubling d. None of these

Last Answer : Ans: A

Description : How much time a bacterium take for the complete duplication? a. 30 min. b. 10 min. c. 20 min. d. 25 min.

Last Answer : Ans: C

Description : The most common mode of cell division in bacteria is a. Binary fission b. Transverse binary fission c. Longitudinal binary fission d. None of these

Last Answer : Ans: C

Description : The orderly increase in the quantity of all the cellular components is known as a. Reproduction b. Growth c. Binary fission d. None of these

Last Answer : Ans: B

Description : Radical shifts can be prevented by adding a. Acids b. Alkali c. Buffer d. None of these

Last Answer : Ans: C

Description : The bacteria which are able to grow at 0°C but which grow at 20°C to 30°C, are known as a. Psychrophiles b. Facultative psychrophiles c. Average psychrophiles d. Mesophiles

Last Answer : Ans: C

Description : Vitamin K is necessary for the species a. Lactobacillus spp. b. Bacillus anthracis c. Bacteroides melaninogenicus d. All of these

Last Answer : Ans: A

Description : The vitamin required for Lactobacillus species is a. Riboflavin b. Niacin c. Pyridoxine d. Folic acid

Last Answer : Ans: B