FOOD TECHNOLOGY

FOOD PROCESSING AND PRESERVATION

FERMENTATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
chlorophyll absorbs
A
Red light
B
Blue light
C
Green light
D
None of the above
Explanation: 

Detailed explanation-1: -Chlorophyll b absorbs mostly blue and yellow light. They both also absorb light of other wavelengths with less intensity. However, none of them absorbs green, so the leaf looks green because that light is reflected to our eyes instead of being absorbed by the leaf.

Detailed explanation-2: -Chlorophyll absorbs blue and red-orange lights for photosynthesis and reflects green light. Chlorophyll is the reason a leaf appears green. For deciduous plants, those that shed leaves during fall, their leaves stop producing chlorophyll and start breaking down existing ones.

Detailed explanation-3: -Chlorophyll absorbs light most strongly in the blue portion of the electromagnetic spectrum, followed by the red portion. Conversely, it is a poor absorber of green and near-green portions of the spectrum, hence the green color of chlorophyll-containing tissues. 9.

Detailed explanation-4: -Plants grown under blue light exhibit photosynthesis more similar to those grown under red light, such as chlorophyll a and b ratio [17, 18], a greater site f content [18] and a greater ribulose-1, 5-bisphosphate carboxylase/oxygenase (RuBisCO) content [19].

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