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Results tagged with botany
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user 69
The study of plants and plant life.
5
votes
What is the largest perennial herbaceous plant?
As mentioned above, the largest perennial herbaceous plant is indeed the banana. Whilst the main reference to this ("Yes, we have more bananas" - an article in the Royal Horticultural Society Journal …
- 13.5k
15
votes
Do plants produce any heat?
Plants will be respiring continuously, which is an exothermic process. Therefore the plants will be producing a small amount of heat. The protection from frost may be more a result of the vastly small …
- 13.5k
7
votes
Accepted
What factors affect the rate of transpiration in plant leaves?
The rate of transpiration is very closely linked with the rate of evaporation from the leaf surface. Increased air movement across the surface of the leaf (e.g. from a fan) increases the rate of evap …
- 13.5k
9
votes
What's the effect of oxygen deficit on plants?
During the daylight, the plant is photosynthesising faster than it is respiring so there is no net uptake of oxygen (the oxygen of course being produced in the as part of the photosynthesis).
Of co …
- 13.5k
124
votes
4
answers
7k
views
Is there a reason why human eyesight and plants make use of the same wavelength of light?
The accepted range for the wavelengths of light that the human eye can detect is roughly between 400nm and 700nm. Is it a co-incidence that these wavelengths are identical to those in the Photosynth …
- 13.5k
34
votes
Why do plants have green leaves and not red?
I believe it is because of a trade off between absorbing a wide range of photons and not absorbing too much heat. Certainly this is a reason why leaves are not black - the enzymes in photosynthesis a …
- 13.5k