Related Questions

Which one of the following wavelengths of light is most effective in photosynthesis ?
A Blue
B Green
C Orange
D Yellow
Which light is least effective in photosynthesis?
A Blue light
B Green light
C Red light
D Sunlight
The green light only ever goes on when tank A is full and tank C isn't empty. The red light is always on unless either tank A isn't Full or tank B is empty. Given that the green light is on, we can conclude all of the following EXCEPT---
A Tank A cannot be empty
B The red light must be on
C Tank C cannot be empty
D we don't have enough information to determine whether tank B is empty or not
The surface of a certain planet reflects 80 percent of the light that strikes it. The clouds around the planet then absorb 40 percent of the reflected light. What percent of the light that strikes the planet is reflected from the surface and passes through the clouds without being absorbed?
A 32%
B 40%
C 48%
D 60%
Which one is important in photosynthesis to allows plants to absorb energy from light?
A Xanthophyll
B Carotene
C Chlorophyll
D Phaeophytin
Which of the following zones in a lake suffers from lack of light and therefore limited photosynthesis is able to take place?
A Pelagic
B Littoral
C Profundal
D Euphotic
The process through which excess of light energy is dissipated in photosynthesis is known as
A scavenging
B photolysis
C photophosphorylation
D quenching
"Many " opinions have been "voiced" on the likely "effective " of the effective.
A Many
B voiced
C effective
D effective
The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is
A helium
B ozone
C oxygen
D methane
After the first photons of light are produced, which process is responsible for amplification of the light?
A Blackbody radiation
B Stimulated emission
C Planck's radiation
D Einstein oscillation

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