Cornelius van Niel, who, based on his studies demonstrated that photosynthesis is essentially a light-dependent reaction performed his experiments on-
a. Cladophora
b. purple and green bacteria
c. green algae
d. Non sulphur bacteria

Subtopic:  Historical View: Experiments |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Where does oxygen come from during photosynthesis?
a. Oxidation of water
b. Oxidation of glucose
c. Reduction of glucose
d. From CO2.

Subtopic:  Light Reaction: Photophosphorylation |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The correct equation, representing the overall process of photosynthesis is –
a. 6CO2 + 6H2O C6H12O6 + 6H2O + 6O2
b. 6CO2 + 6H2O C6H12O6 + 6O2
c. 6CO2 + 12H2O C6H12O6 + 6O2 + 6H2O
d. 6CO2 + 12H2O C6H12O6 + 6O2 + H2O

Subtopic:  Photosystems |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following statement is incorrect?
a. Oxygen is released from water
b. Photosynthesis is a single step reaction
c. Action spectrum of photosynthesis resembles roughly the absorption spectra of chlorophyll a and b.
d. In plants glucose is stored as starch.

Subtopic:  Photosystems |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Where does photosynthesis takes place?
a. in green leaves
b. in green parts of plant
c. in leaves
d. in complete plant

Subtopic:  Photosystems |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The _____________ in the leaves, have a large number of_________, which align themselves along the walls of the ____________, such that they get the __________quantity of the incident light.
a. chloroplasts, chlorophyll, chloroplasts, optimum
b. mesophyll cells, chlorophyll , mesophyll cells, optimum.
c. mesophyll cells, chloroplasts, mesophyll cells, optimum.
d. mesophyll cells, chloroplasts, mesophyll cells, minimum.

Subtopic:  Photosystems |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Identify a,b,c and d labellings in the following diagram.

a. i - stroma lamella; ii- thylakoid; iii- stroma; iv-genetic material
b. i- stroma lamella; ii- grana; iii-stroma; iv-starch granule
c. i- grana; ii- lamella; iii-stroma; iv-starch granule
d. i- stroma lamella; ii- grana; iii-cytoplasm; iv-starch granule.

Subtopic:  Photosystems |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Column I Column II
i. grana a. dark reaction
ii. stroma b. light reaction
c. synthesis of ATP and NADPH+H+
d. synthesis of sugar

a. i-b, c; ii-a, d.
b. i-a, d; ii-b, c.
c. i-b, d; ii-a,c.
d. i-b; ii-a, c, d.

Subtopic:  Photosystems |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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How many statements are correct?
i. Products of dark reaction are substrates of light reaction
ii. Products of light reaction are substrates of dark reaction
iii. In stroma, enzymatic reactions incorporate CO2 into the plant leading to the synthesis of sugar
iv. dark reactions are light independent
v. chloroplast is single membranous organelle.
a. 2
b. 3
c.4
d.1

Subtopic:  Dark Reaction: Biosynthetic Phase | Light Reactions :1 | Light Reactions |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Products of light reaction does not include-
a. ATP & NADPH
b. CO2
c. O2
d. Electrons

Subtopic:  Light Reactions :1 | Light Reactions |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: