MEDIUM
Earn 100

Cyclic photophosphorylation takes place in 

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Important Questions on Photosynthesis in Higher Plants

EASY
_____ of green plants are called ‘factories of food production’.
 
EASY
In green leaves, the light and dark reactions occur in
EASY
In photosynthesis, the light-independent reactions take place in
HARD
Study the following statements.
(i) Red light falling in the range of wavelength 660-760 nm is the most effective for photosynthesis.
(ii) Green light falling in the range of wavelength  500-580 nm is the least effective for photosynthesis.
(iii) Chl a , chl b , carotenes and xanthophylls are soluble in organic solvents.
(iv) Phycobilins (phycocyanin, allophycocyanin and phycoerythrin) are soluble in water.
Which of the above statements is/are incorrect?
HARD
Given graph represents the absorption spectra of three photosynthetic pigments, chl a , chl b and β -carotene.
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Select the correct statement regarding this.
MEDIUM
How can we separate the leaf pigments of any green plant?
HARD
The best and latest technique for isolation, purification and separation of organic compounds is:
EASY
Accessory photosynthetic pigments in most green plants are
EASY
What are the three main types of photosynthetic pigments?
EASY
Photosynthetic pigments in chloroplast are embedded in membrane of
EASY
The first acceptor of electrons from an excited chlorophyll molecule of pigment system-II is
HARD

Consider the above-given figure and select the option that can be best concluded from it.
 

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MEDIUM
Which is the action spectrum of photosynthesis in higher plants?
EASY

The figure given below shows the structure of a chloroplast with its four parts labelled as A, B, C and D.

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Select the part that is incorrectly matched with its function.
MEDIUM
Refer to the given diagrammatic representation of an electron micrograph of a section of chloroplast and answer the question.
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Select the option that correctly identifies X, Y and Z.
HARD
Refer to the given diagrammatic representation of an electron micrograph of a section of chloroplast and answer the question.
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Select the option which correctly depicts the functions of parts X, Y and Z .
EASY
Which of the following is incorrectly matched?