General Science/Basic Science botany Plant Physiology Respiration Sample Test,Sample questions

Question:
The most common respiratory substrate that involves in oxidation is




1.Protein

2.Lipid

3.Vitamin

4.Glucose

Posted Date:-2021-10-11 10:06:12


Question:
.Biological Oxidation in which energy is extracted from organic compounds is





1.Transpiration

2.Respiration

3.Growth

4.Growth

Posted Date:-2021-10-11 10:06:12


Question:
.Number of steps involved in glycolysis




1.Two

2.Three

3.Four

4.Ten

Posted Date:-2021-10-11 10:06:12


Question:
.Succinic acid is converted to fumaric acid by





1.Dehydrogenase

2.Fumarase

3.Synthetase

4.Aconitase

Posted Date:-2021-10-11 10:06:12


Question:
1,3-bisphosphoglyceric acid is converted to 3-phosphoglyceric acid by the enzyme

1.Phosphofructokinase

2.Phosphoglucoisomerase

3.Phosphoglyceric Kinase

4.Phosphoglyceric mutare

Posted Date:-2021-10-11 10:06:12


Question:
2-Phosphoglyceric acid is catalysed to form phosphoenol pyruvate by the enzyme

1.Aldolase

2.Enolase

3.Phosphoglyceric mutase

4.Phosphofrutokinase

Posted Date:-2021-10-11 10:06:12


Question:
3-Phosphoglyceric acid is converted to 2-Phosphoglyceric acid by the enzyme




1.Phosphoglyceric mutase

2.Phosphofructokinase

3.Phosphoglyceric Kinase

4.Enolase

Posted Date:-2021-10-11 10:06:12


Question:
A large amount of free energy is liberated when high energy bonds of ATP are broken by





1.Glycolysis

2.Hydrolysis

3.Electrolysis

4.Photolysis

Posted Date:-2021-10-11 10:06:12


Question:
Acetly CoA is





1.2C compound

2.3C compound

3.4C compound

4.6C compound

Posted Date:-2021-10-11 10:06:12


Question:
Aerobic respiration is carried out by




1.Plants

2.Animals

3.Yeast

4.Algal

Posted Date:-2021-10-11 10:06:12


Question:
Aerobic respiration occurs in





1.Nucleus

2.Ribosome

3.Cytoplasm

4.Mitochodria

Posted Date:-2021-10-11 10:06:12


Question:
Anaerobic respiration is otherwise called as



1.oxidation

2.fermentation

3.glycolysis

4.external respiration

Posted Date:-2021-10-11 10:06:12


Question:
At the end of glycolysis, each glucose molecule is formed into





1.One molecule of pyruvic acid

2.Two molecule of Pyruvic acid

3.Three molecule of pyruvic acid

4.Four molecule of pyruvic acid

Posted Date:-2021-10-11 10:06:12


Question:
Citric is converted to cis-aconitic acid and this reaction is catalysed by





1.Dehydrogenase

2.Fumarase

3.Synthetase

4.Aconitase

Posted Date:-2021-10-11 10:06:12


Question:
Co-enzymes





1.always accompany enzymes

2.function only by addition of small molecules

3.function only in the presence of enzymes

4.are used to synthesize enzymes

Posted Date:-2021-10-11 10:06:12


Question:
Conversion of pyruvic acid into either ethyl alcohol or lactic acid is called





1.Fermentation

2.Transpiration

3.Aerobic respiration

4.Oxidative phosphorylation

Posted Date:-2021-10-11 10:06:12


Question:
Each NADPH? molecule generates





1.2 ATP molecules

2. 3 ATP molecules

3.4 ATP molecules

4.6 ATP molecules

Posted Date:-2021-10-11 10:06:12


Question:
Electron transport chain is also known as




1.Photo oxidation

2.Photophosphorylation

3.Oxidative phosphorylation

4.Cyclic Phosphorylation

Posted Date:-2021-10-11 10:06:12


Question:
Energy released during fermentation is





1.High

2.very high

3.Low

4.very low

Posted Date:-2021-10-11 10:06:12


Question:
Flavoproteins and Cytochromes are arranged in the inner membranes of


1.Thylakoids

2.Plasma membrane

3.Ribosomes

4. Mitochondria

Posted Date:-2021-10-11 10:06:12


Question:
Fructose 1 6-phosphate is cleaved into two 3-carbon compounds in the presence of an enzyme






1.Hexokinase

2.Aldolase

3.Phosphofructokinase

4.Phosphoglucoisomerase

Posted Date:-2021-10-11 10:06:12


Question:
Fumaric acid is catalysed into malic acid by





1.Dehydrogenase

2.Fumarase

3.Synthetase

4.Aconitase

Posted Date:-2021-10-11 10:06:12


Question:
Ganong s respiroscope experiment is to demonstrate that


1.O? is evolved during photosynthesis

2.CO? is necessary for photosynthesis

3.CO? is released during respiration

4.Light is necessary for photosynthesis

Posted Date:-2021-10-11 10:06:12


Question:
Glucose 6-phosphate is converted to fructose 6-phosphate by





1.Hexokinase

2.Phosphogluco isomerase

3.Phosphofructokinase

4.Aldolase

Posted Date:-2021-10-11 10:06:12


Question:
Glucose is phosphorylated to glucose 6-phosphate in the presence of the enzymes





1.Enolase

2.Aldolase

3.Phosphoglucoisomerase

4.Hexokinase

Posted Date:-2021-10-11 10:06:12


Question:
Glycolysis is also known as






1.Calvin cycle

2.Citric acid cycle

3.TCA cycle

4.EMP pathway

Posted Date:-2021-10-11 10:06:12


Question:
Glycolysis occurs in




1.Mitochondria

2.Cytoplasm

3.Protoplasts

4.Chloroplasts

Posted Date:-2021-10-11 10:06:12


Question:
In most organisms, oxidation needs the partipation of




1.Oxygen

2.Carboindioxide

3.Molecular Oxygen

4.Hydrogen

Posted Date:-2021-10-11 10:06:12


Question:
Malate becomes oxaloacetate by the activity of the enzyme




1.Fumarase

2.Synthetase

3.Dehydrogenase

4.Aconitase

Posted Date:-2021-10-11 10:06:12


Question:
Net gain of ATP in glycolysis is


1.10

2.6

3.4

4.2

Posted Date:-2021-10-11 10:06:12


Question:
Number of ATP used in preparatory stage of glycolysis is

1.2

2.4

3.6

4.10

Posted Date:-2021-10-11 10:06:12


Question:
Number of NADPH? formed at the end of glycolysis is

1.2

2.4

3.6

4.10

Posted Date:-2021-10-11 10:06:12


Question:
Number of stages involved in the oxidation of glucose molecule is





1.Two

2.Three

3.Four

4.Six

Posted Date:-2021-10-11 10:06:12


Question:
Oxaloacetate reacts with acetyl CoA to form citric acid in the presence of an enzyme





1.Aconitase

2.Synthetase

3.Dehydrogenase

4.Fumarase

Posted Date:-2021-10-11 10:06:12


Question:
Oxidation of pyruvic acid occurs only under this condition




1.Fermentation

2.Anaerobic

3.Aerobic

4.Both aerobic and anaerobic

Posted Date:-2021-10-11 10:06:12


Question:
Phosphoenol Pyruvate is converted into Pyruvic acid by




1.Enolase

2.Aldolase

3.Pyruvic Kinase

4.Phosphoglyceric mutase

Posted Date:-2021-10-11 10:06:12


Question:
Pyruvic acid is oxidized to acetly co-enzyme A in the




1.Cytoplasm

2.Nucleus

3.Mitochondria

4.Ribosome

Posted Date:-2021-10-11 10:06:12


Question:
Reactions in which the breakdown of macromolecules to their simple precursors is called





1.Anabolism

2.Metabolism

3.Biosynthesis

4.Catabolism

Posted Date:-2021-10-11 10:06:12


Question:
Reactions involved in the synthesis of organic compounds from simple precursors is known as





1.Anabolism

2.Catabolism

3.Degradative reactions

4.Metabolism

Posted Date:-2021-10-11 10:06:12


Question:
Respiration falls under





1.Anabolism

2.Biosynthesis

3.Catabolism

4.Metabolism

Posted Date:-2021-10-11 10:06:12


Question:
Solution used in the respiroscope experiment is

1.Iodine

2.Sucrose

3.Mercury

4.Caustic potash

Posted Date:-2021-10-11 10:06:12


Question:
The Co-enzymes which act as hydrogen carriers from respiratory substrate to electron transport chain are





1.ADP

2.FAD

3.NAD

4.FAD? and NAD?

Posted Date:-2021-10-11 10:06:12


Question:
The energy currency of the cell is





1.ADP

2.NADP

3.ATP

4.FADH?

Posted Date:-2021-10-11 10:06:12


Question:
The energy needed for living organisms is obtained by the oxidation of complex organic compounds by




1.Respiration

2.Transpiration

3.Anabolism

4.Biosynthesis

Posted Date:-2021-10-11 10:06:12


Question:
The mitochondria plays a dominant role in



1.Reproduction

2.Synthesis of Carbohydrates

3.Digestion of proteins

4.Aerobic Respiration

Posted Date:-2021-10-11 10:06:12


Question:
The number of ATP molecules generated by one FADH? is




1.2

2.3

3. 4

4.8

Posted Date:-2021-10-11 10:06:12


Question:
The organelle which plays a dominant role in respiration is




1.Ribosome

2.Endoplasmic reticulum

3.Chloroplast

4.Mitochondria

Posted Date:-2021-10-11 10:06:12


Question:
The overall net gain of FADPH? in oxidation of a glucose molecule is

1.2

2.4

3.6

4.10

Posted Date:-2021-10-11 10:06:12


Question:
The overall reaction of glucose oxidation is




1.C?H??O? + 6O? ? 6CO?+6H?O+2900 kJ energy

2.C?H??O? + 6O? ? 4CO?+8H?O+2900 kJ energy

3.C?H??O? + 4O? ? 6CO?+6H?O+2900 kJ energy

4.C?H??O? + 6O? ? 6CO?+4H?O+2900 kJ energy

Posted Date:-2021-10-11 10:06:12


Question:
The participation of molecular oxygen is required in




1.Anaerobic respiration

2.Fermentation

3.Aerobic respiration

4.Transpiration

Posted Date:-2021-10-11 10:06:12


Question:
The potential energy is transformed into kinetic energy by the plant by






1.Transpiration

2.Respiration

3.Photosynthesis

4.Reproduction

Posted Date:-2021-10-11 10:06:12


Question:
The power house of the cell is





1.Cytoplasm

2.Chlroplasts

3.Mitochondria

4.Nucleus

Posted Date:-2021-10-11 10:06:12


Question:
The process of conversion of glucose into pyruvic acid is



1.Cyclic photophosphorylation

2.Calvin cycle

3. Glycolysis

4.Non- photophosphorylation

Posted Date:-2021-10-11 10:06:12


Question:
The scientist is not involved in glycolysis




1.Calvin

2.Embden

3.Meyerhoff

4.Parnas

Posted Date:-2021-10-11 10:06:12


Question:
The special carrier of free energy is





1.ADP

2.FAD

3.NAD

4.ATP

Posted Date:-2021-10-11 10:06:12


Question:
The step common to both aerobic and anaerobic respiration is





1.Glycolysis

2.Kreb�s cycle

3.Fermentation

4.Photolysis

Posted Date:-2021-10-11 10:06:12


Question:
The total number of ATP molecules formed from one glucose molecule after oxidation is





1.4

2.6

3.18

4.38

Posted Date:-2021-10-11 10:06:12


Question:
The universal process is all organisms is

1.Kreb�s cycle

2.Oxidation of pyruvic acid

3.Glycolysis

4.Transpiration

Posted Date:-2021-10-11 10:06:12


Question:
This is not a Kreb s cycle




1.Citric acid cycle

2.Calvin cycle

3.Tricarboxylic acid cycle

4.TCA cycle

Posted Date:-2021-10-11 10:06:12


Question:
This is not liberated during the oxidation of carbohydrate




1.Energy

2.Carboindioxide

3.Hydrogen

4.Water

Posted Date:-2021-10-11 10:06:12


Question:
Total number of ATP formed in glycolysis are



1.Two

2.Three

3.Four

4. Thirty eight

Posted Date:-2021-10-11 10:06:12


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