During prolonged fastings, in what sequence are the following organic compounds used up by the body ?
Respiration in Plants

Quiz
•
Biology
•
11th Grade
•
Hard

Nilesh Yadav
Used 93+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
First carbohydrates, next fats and lastly proteins
First fats, next carbohydrates and lastly proteins
First carbohydrates, next proteins and lastly lipids
First proteins, next lipids and lastly carbohydrates
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Under which condition would you expect the mitochondrial proton gradient to be highest and therefore ATP synthesis to proceed?
pyruvate (present)-oxygen (present)-ATP levels (high)
pyruvate (present)-oxygen (present)-ATP levels (low)
pyruvate (absent)-oxygen (present)-ATP levels (low)
pyruvate (present)-oxygen (absent)-ATP levels (high)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Plants can get along without respiratory organs because of all the following except:
Each plant part takes care of its own gas exchange needs
Rate of respiration in root, stem, leaves is very low, hence no great demands for gas exchange
Gas diffusion in plants occurs easily over long distances in plants
Each living cell in a plant is located quite close to the surface of plant
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sucrose is converted into glucose and fructose. The enzyme which facilitates this reaction is called :
Zymase
Maltase
Invertase
Isomerase
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following statements is incorrect?
During aerobic respiration, role of oxygen is limited to the terminal stage.
In ETC one molecule of NADH+H+gives rise to 2 ATP molecules, and one FADH2 gives rise to 3 ATP molecules.
ATP is synthesized through complex V
Oxidation-reduction reactions produce proton gradient in respiration.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The number of substrate level phosphorylations in one turn of citric acid cycle is
One
Two
Three
Zero
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pyruvate dehydrogenase activity during aerobic respiration requires:
Calcium
Iron
Cobalt
Magnesium
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