D. birds compete for food
4. in a forest ecosystem, which is an abiotic factor?
a. the amount of rainfall
b. the size of the deer
c. the types of trees
d. the number of birds
5. which of the following hest describes the difforong

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

What noticeable trend from this graph might be used to make a conclusion?

How dose plate tectonics effect climate