Increased temperature will increase the rate of chemical reactions within the plant. This will mean the plant will need more oxygen, carbon dioxide and water supplied. If it is hot and subsequently...
Extreme Cold- It will freeze to death, if you don't put it near something warm.
Extreme Hotness- If you don't give it a lot of water, it will die, because of the heat.
The reaction of photosynthesis needs energy, it is an endothermic reaction, so cold weather does not help plants to create food. In extremely hot weather the plant's enzymes are denatured (the...