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Ganong's respiroscope is used to demonstrate

production of carbon dioxide during aerobic respiration.
evolution of carbon dioxide during fermentation.
evolution of oxygen during photosynthesis.
production of heat during aerobic respiration.
Additional Questions

Carbohydrates are commonly found as starch in plant storage organs. Which of the following five properties of starch (a - e) make it useful as a storage material?

(a) Easily translocated

(b) Chemically non-reactive

(c) Easily digested by animals

(d) Osmotically inactive

(e) Synthesized during photosynthesis

The useful properties are:

Answer

Match the phenomenon listed under column I with those listed under column II. Select the correct answer from the options given.

Column I Column II
AWarburg effectpChange in gene frequency by chance
BPasteur effectqPostponing severance in the leaves by applying cytokinin
CEmerson effectrDecline in the consumption of respiratory substrate due to a change from anaerobic to aerobic respiration
DWright effectsInhibitory effect of O2 on photosynthesis
tEnhancement of photosynthesis by subjecting chlorophyll to the effect two different wavelengths of light

Answer

Assertion: Rhoeo leaves contain anthocyanin pigments in epidermal cells.

Reason: Anthocyanins are accessory photosynthetic pigments.

Answer

Photo-oxidation or photolysis of water (in photosynthesis ) occurs in association of

Answer

Photosynthesis cannot continue for long if during light reaction, only cyclic photophosphorylation takes place. This is because

Answer

______ ions help in photolysis of water.

Answer

RUBISCO enzyme is also called as ______.

Answer

______ is precursor for abscissic acid (ABA)

Answer

In young leaves ratio of carotene to Xanthophyll is ____.

Answer

Which of the following pigments contains open pyrolle ring?

Answer
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