science homework?

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Which of the following changes in an ecosytem's abiotic factors would most likely cause more trees to grow in a grassland ecosystem?

A. an increase in soil depth
B.a decrease in precepitation
C.a decrease in carbon dioxide in the air
D.a decrease in the average amount of sunlight

2007-02-05 11:04:03 · 2 answers · asked by Anonymous in Education & Reference ➔ Homework Help

2 answers

Assuming trees growing to maturity, the answer is 'A'.

But then again, all the others are just 'wrong'.

Get an "A".

2007-02-05 12:06:53 · answer #1 · answered by teachr 5 · 0⤊ 0⤋

2007-02-05 19:09:11 · answer #2 · answered by sunflare63 7 · 0⤊ 0⤋