Q.1
_________ and respiration processes are complementary to each other.
  • Photosynthesis
  • Aerobic respiration
  • Fermentation
  • None of these
Q.2
Which one of the following is the only 5-carbon compound formed during Krebs’ cycle?
  • Malic acid
  • Succinic acid
  • Cis-aconitic acid
  • α\alphaα -ketoglutaric acid
Q.3
Oxidative phosphorylation is :-
  • Addition of phosphate group to ATP.
  • Formation of ATP by energy released from electrons removed during substrate oxidation.
  • Formation of ATP by transfer of phosphate group from a substrate to ADP
  • Oxidation of phosphate group in ATP
Q.4
Electrons from NADH produced in the mitochondrial matrix during citric acid cycle are oxidised by :–
  • Complex II
  • Complex III
  • Complex I
  • Complex IV
Q.5
Respiratory Quotient (RQ) value of tripalmitin is
  • 0.9
  • 0.7
  • 0.07
  • 0.09
Q.6
Conversion of glucose to glucose-6-phosphate, the first irreversible reaction of glycolysis, is catalyzed by
  • Aldolase
  • Hexokinase
  • Enolase
  • Phosphofructokinase
Q.7
Breathing is the same as ______
  • Photosynthesis
  • Respiration
Q.8
Is the smallest unit with the basic properties of life.
  • particle
  • cell
  • respiration
  • All of above
Q.9
_________ reaches the air in the soil particles .
  • root
  • root hair
  • root particles
  • None of these
Q.10
The act or process of taking air into your lungs and releasing it.
  • particle
  • cell
  • respiration
  • All of above
Q.11
Lactic acid fermentation occurs in your muscles after a workout because your cells are struggling to get...
  • Glucose
  • Sunlight
  • Oxygen
  • Water
Q.12
When respiration occurs with oxygen, it is called _______
  • anaerobic
  • aerobic
  • light-dependent
  • fermentation
Q.13
Hydrogen carbonate indicator is pink. Which colour does it turn if carbon dioxide is added to it?
  • Purple
  • Blue
  • Yellow
  • Orange
Q.14
NAD+ is –
  • a protein
  • an oxidising agent
  • a reducing agent
  • formed under only aerobic conditions
Q.15
In Kreb’s cycle, how many oxidation (dehydrogenation) occur?
  • 4
  • 6
  • 2
  • 1
Q.16
The complete break down of glucose happens in the ________.
  • lenticels
  • cytoplasm
  • mitochondria
  • energy currency of the cell
Q.17
________ are minute openings present in leaves.
  • Stomate
  • chloroplast
  • Stomata
  • neuron
Q.18
When zoomed into a leaf, we see a structure which can open and close for gaseous exchange in plants.
  • Lenticel
  • Stoma
  • Guard cell
  • Chloroplast
Q.19
-------------- is called the energy currency of the cell.
  • ALL OF THE BELOW
  • ASAP(Adenosine Triphosphate)
  • AFP (Adenosine Triphosphate)
  • ATP (Adenosine Triphosphate)
Q.20
During, Aerobic RespirationATP molecules are not released
  • True
  • False
0 h : 0 m : 1 s