Time Left:
600
sec
1. Photosynthetically active radiation (PAR) represents which of the following range of wavelength?
A. 340-450 nm
B. 400-700 nm
C. 450-950 nm
D. 500-600 nm
2. Who described the first action spectrum for photosynthesis?
A. T. W. Engelmann
B. Cornelius van Niel
C. Joseph Priestley
D. Julius von Sachs
3. In the half-leaf experiment of photosynthesis, KOH solution is used because
A. It provides O2 to the leaf.
B. It provides moisture to the leaf.
C. It helps in CO2 fixation.
D. It absorbs CO2.
4. Who demonstrated the importance of sunlight for the process of photosynthesis?
A. Robert Hill
B. Engelmann
C. Jan Ingenhousz
D. Joseph Priestley
5. In the overall process of photosynthesis, the number of CO2, water, sugar and 02 molecules utilised and produced is
A. 13
B. 19
C. 12
D. 31
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