EASY
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Which of the following molecule is produced upon oxidation of RuBP during photorespiration?

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Important Questions on Photosynthesis in Higher Plants

MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Which one of the following options is true in photosynthesis?
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Which of the following biomolecules is common to respiration mediated breakdown of fats, carbohydrates, and proteins?
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
If  14CO2 is added to a suspension of photosynthesizing chloroplasts, which of the following will be the first compound to be radioactive?
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Which statement is wrong for Krebs' cycle?
HARD
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Describe in brief photorespiration.
HARD
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
The percentage of sunlight captured by plants is
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
In C4 plants, C3 cycle takes place in
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Emerson's enhancement effect and red drop have been instrumental in the discovery of:
HARD
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
A chromatography column, packed with silica gel as stationary phase, was used to separate a mixture of compounds consisting of A benzanilide B aniline and C acetophenone. When the column is eluted with a mixture of solvents, hexane:ethyl acetate 20:80 , the sequence of obtained compounds is:
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
The process which makes a major difference between C3 and C4 plants is:
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Which of the following statements is incorrect?
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
The two enzymatic activities associated with RuBisCO are:
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Z- scheme is connected with ___.
MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration

Study the following lists and match the discoveries and/or inventions made by the scientists during 20th  century

   List - I     List - II
(a) Oxygen evolution from H2O in photosynthesis (i) Benson
(b) C3 path way of Carbon assimilation (ii) V.S. Rama Das
(c) Contribution to C4 -photosynthesis (iii) Robert Hill
(d) Artificial synthesis of genes (iv) Hara Govind Khorana
    (v) Frankel Conrat

The correct answer is

MEDIUM
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Consider the following statements regarding photosynthesis and respiration in plants and select the correct option.
I. RuBisCO has high affinity to oxygen in low CO2 concentration.
II. The Calvin pathway occurs in the chloroplast of bundle sheath cells of C4 plants.
III. Yeast position themselves when the concentration of alcohol reaches 7%.
IV. Oxygen is a final hydrogen acceptor during aerobic respiration.
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Cytochromes are found in:
HARD
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Choose the correct statements.
(A) Photorespiration is the synthesis of neither sugar nor ATP rather the release of O2.
(B) CAM metabolism is an alternative to C3 and C4 pathways of CO2 fixation in plants in dry and hot climates.
(C) Bundle sheath cells are having many chloroplasts, thick walls with no intercellular space.
(D) After World War II photosynthetic studies were exemplary.
EASY
Biology>Plant Physiology>Photosynthesis in Higher Plants>Photorespiration
Three major ways in which different cells handle pyruvic acid are as follows, except _____