Respiration Questions

Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically?

All enzymes of TCA cycle are located in the mitochondrial matrix except one which is located in inner mitochondrial membranes in eukaryotes and in cytosol in prokaryotes. This enzyme is:

The overall goal of glycolysis, Krebs cycle and the electron transport system is the formation of:

Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because:

The atmospheric concentration of $C{O}_2$ at which photosynthesis just compensates for respiration is referred to as $C{O}_2$ compensation point.

The partial pressure of oxygen in the alveoli of the lungs is:

Oxidative phosphorylation is:

Which of the following biomolecules is common to respiration-mediated breakdown of fats, carbohydrates and proteins?

Approximately seventy percent of carbon-dioxide absorbed by the blood will be transported to the lungs:

In which one of the following processes is ${\text{CO}}_2$ not released?

In the human respiratory system, the Bag-like structures where gas exchange occurs are:

Which of the following metabolites is common to the respiration-mediated breakdown of fats, carbohydrates, and proteins?

The three boxes in a diagram represent the major biosynthetic pathways in aerobic respiration. Pathway A is Glycolysis, B is Krebs cycle, and C is ETS. Arrows represent reactants/products. Arrows 4, 8, and 12, which exit from each pathway respectively, can all represent:

Which one of the following is the correct statement for respiration in humans?

People who have migrated from the plains to an area adjoining Rohtang Pass about six months back:

Read the following four statements (A – D):(A) Both, photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane.(B) In dicot stems, a new cambium originates from cells of pericycle at the time of secondary growth.(C) Stamens in flowers of Gloriosa and Petunia are polyandrous.(D) Symbiotic nitrogen-fixers occur in free-living state also in soil.How many of the above statements are right?

In mitochondria, protons accumulate in the:

Bulk of carbon dioxide $({\text{CO}}_2)$ released from body tissues into the blood is present as:

What is true about $\text{RBCs}$ in humans?

Listed below are four respiratory capacities ($\text{a-d}$) and four jumbled respiratory volumes. Which one is correctly matched?Respiratory capacities: (a) Residual volume, (b) Vital capacity, (c) Inspiratory reserve volume, (d) Inspiratory capacity.Respiratory volumes: $1200\text{mL},2500\text{mL},3500\text{mL},4500\text{mL}$.

The energy releasing metabolic process in which substrate is oxidised without an external electron acceptor is called:

Aerobic respiratory pathway is appropriately termed:

Substrate oxidation without an external electron acceptor is called:

The chemiosmotic coupling hypothesis proposes that ATP is formed because:

In germinating seeds, fatty acids are degraded exclusively in the: