Natural Vegetation means the vegetation is growing by itself for example you have been growing onions so it been grown by it self
with sunlight and water
Wildlife means the adaptation of animals where the animals live.
The capital of Saudi Arabia is Riyadh
The rivers start from the mountains or hills.
Answer: not eating enough food, because cells need molecules from both food and air to work
Explanation: the air and food are creating energy for the organism
1) sun
2)high in the sky
3)bigger
Explanation: I hope this is correct but if not sorry