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Earn 100

During high light intensity, the chloroplasts align themselves
(a)In vertical position along lateral walls.
(b)Along tangential walls.
(c)In centre and get scattered.
(d)Perpendicular to light.

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Important Questions on Photosynthesis in Higher Plants
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Select the correct match.

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Photosynthetic pigments such as Chl a, Chl b, xanthophyll and carotene can be separated by which of the following techniques?

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Study the following statements regarding chlorophyll a molecule.
(i) Molecular formula of chlorophyll a is .
(ii) It is the primary photosynthetic pigment.
(iii) In the pure state, it is red and thus, it absorbs more blue wavelength of light than the red wavelength.
(iv) It is soluble in water as well as petroleum ether.
Which of the above statements is/are not correct?

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Red colour of tomatoes, carrots and chillies is due to the presence of a type of carotene pigment called as

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Which of these is a type of phycobilin pigment?

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Visible part of electromagnetic spectrum consists of radiations having a wavelength in the range of

MEDIUM
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The absorption spectrum of chlorophyll a shows maximum absorption in _____ and _____ regions of light.

HARD
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Study the following statements.
(i) Red light falling in the range of wavelength is the most effective for photosynthesis.
(ii) Green light falling in the range of wavelength is the least effective for photosynthesis.
(iii) Chl , chl , 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?
