Biology : Respiration in Plants

The repeating unit in glycogen is

• glucose

• fructose

• galactose

• cellulose

Chloroplast has maximum quantity of .......... in stroma.

• dehydrogenase

• RuDP carboxylase

• pyruvic carboxylase

• hexokinase

Which of the following set is a mis-match?

• Phosphoenol pyruvate carboxykinase - Gluconeogenesis

• Phospho fructokinase - Glycolysis

• Succinate dehydrogenase - Kerbs cycle

• Urease - Urea cycle

2NAD(H⁺) produced during anaerobic glycolysis yield

• 6 ATP molecules

• 4 ATP molecules

• 8 ATP molecules

• None of these

In the electron transport chain, in terminal oxidation, the cytochrome, which donates electrons to O₂ is

• cytochrome- b 

• cytochrome- c

• cytochrome- a₃

• cytochrome- a

Decarboxylation is involved in

• electron transport system

• glycolysis

• Krebs' cycle

• lactic acid fermentation

The process after glycolysis in anaerobic respiration is known as

• fermentation

• respiration

• Krebs' cycle

• decomposition

Fermentation products of yeast are

• H₂O + CO₂

• Methyl alcohol + CO₂

• Methyl alcohol + water

• Ethyl alcohol + CO₂

RQ for fatty substance/ fat is

• unity

• less than one

• more than one

• zero

Terminal cytochrome of respiratory chain which donates electrons to oxygen is :

• cytochrome b

• cytochrome c

• cytochrome a

• cytochrome a₃