CBSE 11th Standard Biology Subject Photosynthesis in Higher Plants HOT Questions 1 Marks Questions With Solution 2021
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CBSE 11th Standard Biology Subject Photosynthesis in Higher Plants HOT Questions 1 Marks Questions With Solution 2021
11th Standard CBSE
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Reg.No. :
Biology
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Where do the electrons move from the electron acceptor of PS-II in the Z-Scheme.
(a)The electrons move to PS-I from the electron acceptor of the PS-II in the Z-scheme.
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Whose hypothesis revealed that plant purifies air while breathing animals and burning candles fouls it?
(a)It was revealed by Priestley's hypothesis.
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Tomatoes, carrots and chillies are red in colour due to presence of one pigment. Name the pigment.It is a photosynthetic pigment?
(a)Lycopene pigment, which is a chromoplast.It is a non-photosynthetic pigment.
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What would happen to the rate of photosynthesis in C3-plants if CO2 concentration level almost doubles from its present level in the atmosphere?
(a)If the CO2 concentration in C3-plants almost get doubles from its present level in the atmosphere, plants will grow much faster and lead to the higher productivity due to higher rate of photosynthesis.
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Why is photorespiration called as the C2 cycle?
(a)Photorespiration is also called as the C2 cycle because of the formation 2-carbon intermediate compound named glycolic acid.
1 Marks
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CBSE 11th Standard Biology Subject Photosynthesis in Higher Plants HOT Questions 1 Marks Questions With Solution 2021 Answer Keys
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In z - scheme, PSII is excited first and releases an electron. This electron is accepted by an e− acceptor, plastoquinone and passed to the electron transport system (ETS) and then to plastocyanin which transfers electrons to PSI.
In z - scheme, PSII is excited first and releases an electron. This electron is accepted by an e− acceptor, plastoquinone and passed to the electron transport system (ETS) and then to plastocyanin which transfers electrons to PSI.
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It was revealed by Priestley's hypothesis.
It was revealed by Priestley's hypothesis.
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Lycopene pigment, which is a chromoplast.It is a non-photosynthetic pigment.
Lycopene pigment, which is a chromoplast.It is a non-photosynthetic pigment.
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If the CO2 concentration in C3-plants almost get doubles from its present level in the atmosphere, plants will grow much faster and lead to the higher productivity due to higher rate of photosynthesis.
If the CO2 concentration in C3-plants almost get doubles from its present level in the atmosphere, plants will grow much faster and lead to the higher productivity due to higher rate of photosynthesis.
-
Photorespiration is also called as the C2 cycle because of the formation 2-carbon intermediate compound named glycolic acid.
Photorespiration is also called as the C2 cycle because of the formation 2-carbon intermediate compound named glycolic acid.
1 Marks
