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11th Tamil Nadu Board
IMPORTANT
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Phosphoenolpyruvate (PEP) is the primary CO2 acceptor in _____.

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Important Questions on Plant Physiology

MEDIUM
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 35
With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?
EASY
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 36
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 utilisation. In which of the following physiological groups would you assign this plant?
HARD
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 37

Emerson's enhancement effect and Red drop have been instrumental in the discovery of

MEDIUM
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 38
The process which makes major difference between C3 and C4 plants is
HARD
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 39
In a chloroplast, the highest number of protons are found in 
HARD
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 40
Oxidative phosphorylation is 
HARD
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 41
Which of the biomolecules is common to the respiration-mediated breakdown of fats, carbohydrates and proteins?
HARD
11th Tamil Nadu Board
IMPORTANT
Biology Botany Standard 11>Chapter 19 - Plant Physiology>Unit - 5 Plant Physiology>Q 42
Which statement is wrong for Kreb's cycle?