Which of the following is not required in photosynthesis?
a. chlorophyll
b. Light
c. CO2
d. O2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe half-leaf experiment, where a part of the leaf is enclosed in a test tube containing some KOH soaked cotton was performed, which showed that _________ was required for photosynthesis?
a. Light
b. Chlorophyll
c. CO2
d. O2
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyColumn – I Column - II
i.Jan Ingenhousz a. discovery of O2
ii. Joseph Priestley b. Plants restore to the air whatever breathing
animals and burning candles remove.
iii. T.W Englemann c. showed that only the green part of the plants could release oxygen.
iv. Julius von scahs d. discovery of production of glucose in plants
e. first action spectrum of photosynthesis.
f. Using a prism he split light into its spectral components and then
illuminated Cladophora, placed in a suspension of aerobic bacteria.
Which of the following shows the correct match?
a. i-c; ii-b; iii-a, e, f; iv-d
b. i-a, b; ii-c; iii-d; iv- e, f.
c. i-a; ii- b; iii- c, e; iv-f.
d. i-c, ii-a, b; iii-e, f; iv-d;
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCornelius 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
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following statement is incorrect?
1. Oxygen is released from water.
2. Photosynthesis is a single step reaction.
3. Action spectrum of photosynthesis resembles roughly the absorption spectra of chlorophyll a and b.
4. In plants glucose is stored as starch.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhere does photosynthesis takes place?
a. in green leaves
b. in green parts of plant
c. in leaves
d. in complete plant
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe _____________ 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.
1. chloroplasts, chlorophyll, chloroplasts, optimum.
2. mesophyll cells, chlorophyll, mesophyll cells, optimum.
3. mesophyll cells, chloroplasts, mesophyll cells, optimum.
4. mesophyll cells, chloroplasts, mesophyll cells, minimum.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify i, ii, iii and iv labellings in the following diagram :
i | ii | iii | iv | |
1. | stroma lamella | thylakoid | stroma | genetic material |
2. | stroma lamella | grana | stroma | starch granule |
3. | grana | lamella | stroma | starch granule |
4. | stroma lamella | grana | cytoplasm | starch granule |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyColumn I | Column II |
i. grana | a. dark reaction |
ii. Stroma | b. light reaction |
c. synthesis of ATP and NADPH+H+ | |
d. synthesis of sugar |
1. i-b, c; ii-a, d.
2. i-a, d; ii-b, c.
3. i-b, d; ii-a,c.
4. i-b; ii-a, c, d.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHow many of the following 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 the stroma, enzymatic reactions incorporate CO2 into the plant leading to the synthesis of sugar.
iv. Dark reactions are directly light-driven.
v. Chloroplast is a single membranous organelle.
1. 2
2. 3
3. 4
4. 1
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology