Ecoli in human colon behave as
E.coli in human colon behave as
Options
(a) Parasite (b) Commensal (c) Saprophyte (d) Mutualism
Correct Answer:
Mutualism
Explanation:
E.coli lives in mutual association in human colon as it obtains food from the […]
Questions
During the stage in the complete oxidation of glucose are the greatest number
During the stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP
Options
(a) Glycolysis (b) Krebs cycle (c) Conversion of pyruvic acid to acetyl Co-A […]
During systole of ventricle
During systole of ventricle
Options
(a) Blood enters the heart (b) Blood leaves the heart (c) Blood leaves the ventricle (d) Blood enters the heart
Correct Answer:
Blood leaves the ventricle
Explanation:
Systole […]
During respiration CO is transported in the form of
During respiration CO₂ is transported in the form of
Options
(a) Dissolved plasma (b) Sodium carbonate (c) KHCO₃ (d) Partly dissolved in plasma and partly in the form of sodium and potassium bicarbonate
During photochemical reactions of photosynthesis
During photochemical reactions of photosynthesis
Options
(a) Liberation of oxygen takes place (b) Formation of ATP and NADPH₂ take place (c) Liberation of O₂ and formation of ATP and NADPH₂ take place (d) […]
During muscular contraction
During muscular contraction
Options
(a) ATP is broken down (b) ATP is formed (c) GTP is broken down (d) None of these
Correct Answer:
ATP is broken down
Explanation:
During muscle contraction, ATP […]
During muscle contraction
During muscle contraction
Options
(a) Chemical energy is changed into electrical energy (b) Chemical energy is changed into mechanical energy (c) Chemical energy is changed into physical energy (d) Mechanical energy is changed […]
During movement of electron through ETC
During movement of electron through ETC
Options
(a) pH of matrix increases (b) Electrons are transported by active transport (c) Electrons are resonated (d) Electrons show fluoroscence
Correct Answer:
pH of matrix increases
During hibernation frog respires with
During hibernation, frog respires with
Options
(a) Lung only (b) Moist skin only (c) Buccal cavity only (d) External gills and lungs
Correct Answer:
Moist skin only
Explanation:
In frog, cutaneous respiration occurs […]
During cell growth DNA synthesis takes place in
During cell growth, DNA synthesis takes place in
Options
(a) G1 phase (b) M phase (c) S phase (d) G2 phase
Correct Answer:
S phase
Explanation:
DNA replication occurs in S – phase […]