- 1(current)
Q. No.Match the scientists given in Column I with their contribution in understanding the process of photosynthesis in Column II and select the correct answer from the codes given below:
| COLUMN I | COLUMN II | ||
| (A) | Jan Ingenhousz | (a) | Only green parts of the plant are capable of photosynthesis |
| (B) | F. F. Blackman | (b) | Enzymes must carry out light independent reaction |
| (C) | C. B. van Neil | (c) | Oxygen comes from water and not from carbon dioxide |
| (D) | T. W. Engelmann | (d) | First action spectrum of photosynthesis |
Codes
| (A) | (B) | (C) | (D) | |
| 1. | (a) | (b) | (c) | (d) |
| 2. | (b) | (a) | (d) | (c) |
| 3. | (a) | (b) | (d) | (c) |
| 4. | (b) | (a) | (c) | (d) |
Subtopic: Historical View: Experiments |
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Identify the option where the name of the scientist is not correctly matched with discovery related to understanding of the process of photosynthesis:
| 1. | Cornelius van Neil | Oxygen evolved comes from water |
| 2. | T W Engelmann | First absorption spectrum of chlorophyll a |
| 3. | Joseph Priestley | Plants restore to the air whatever breathing animals remove |
| 4. | Jan Ingenhousz | Sunlight is essential for photosynthesis |
Subtopic: Historical View: Experiments |
From NCERT
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Match the Scientists given in COLUMN I with their contribution in Column II and select the correct match from the codes given:
Codes
| COLUMN I | COLUMN II | ||
| A | Jan Ingenhousz | P | Provided evidence for production of glucose when plants grow |
| B | T. W Engelmann | Q | Described the first action spectrum for photosynthesis |
| C | Julius von Sachs | R | Showed that sunlight is essential for photosynthesis |
| D | Cornelius van Neil | S | Inferred that oxygen evolved in photosynthesis comes from water and not from carbon dioxide |
| A | B | C | D | |
| 1. | R | Q | P | S |
| 2. | Q | R | S | P |
| 3. | P | S | R | Q |
| 4. | S | P | Q | R |
Subtopic: Introduction | Historical View: Experiments |
88%
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