17046.The plants similar to animals in their requirement of oxygen for cellular respiration belong to
Red algae
Blue-green algae
Fungi
Lichens
17047.The oxygen dissociation curve is shifted to the right by an increase in ______.
H+ concentration
PCO2
temperature
All of these
17048.The pyruvic acid formed in Glycolysis is oxidised to CO2 and H2O in a cycle called
Calvin cycle
Hill reaction
Krebs
Nitrogen cycle
17049.The rate of respiration of young maturing seeds is quite high but as water content decreases during further maturation, respiration
Remains high
Stops completely
Increases steadily
Decreases steadily
17050.The reactions of Krebs cycle take place
In the cytoplasm
In ER
In matrix of mitochondria
On the surface of mitochondria
17051.The tissue of highest respiratory activity is
Meristems
Ground tissue
Phloem
Mechanical tissue
17052.What is produced when succinyl CoA is changed to succinate?
ATP
GTP
CTP
ATP in plants and GTP in animals
17054.When a molecule of pyruvic acid is subjected to anaerobic oxidation and forms lactic acid, there is
Loss of 3 ATP , molecules
Loss of 6 ATP , molecules
Gain of 2 ATP , molecules
Gain of 4 ATP , molecules
17055.Raw material of respiration id
Glucose and CO2
Glucose and O2
Glucose and fructose
Glucose and surose
17056.Respiration differs from the process of combustion in the fact that
All the energy stored in glucose in released at once due to combustion
All energy stored in glucose is gradually released due to combustion
Comparatively large quantity of nergy is produced due to combustion
The carbohydrates act as the combustion substance
17058.Respiration is a process in which
Energy is used up
Energy is tored in the form of ATP
Energy is released and stored in the form of ATP
Energy is not released at all
17060.Respiratory enzymes are located in
Mitochondrial matrix (mitochondria)
Perimitochondiral space
Cristae
Outer membrane
17061.Sequence in Krebs cycle is
α- Ketoglutaric acid → Isocitric acid → Oxalosuccinic acid
Isocitric acid → Oxalosuccinic acid → α- Ketoglutaric acid
Isocitric acid → α- Ketoglutaric acid → Oxalosuccinic acid
Oxalosuccinic acid → Isocitric acid → α- Ketoglutaric acid