The answer is A. Xylem is for water, phloem is for sugar and water (which is the food).
1. Cigarettes
2. Beer
3. Antacids
4. Cocaine
see plants are also living beings, they also need oxygen for respiration. There would be less carbon dioxide available for plants for photosynthesis. Atmosphere will be clean, less polluted, clean water. No fighting, peaceful, cool environment
The answer is false , because Relative age examines the position of rocks in a sequence.
Hope this helps .