11.8k views
0 votes
1. Which of the following is a biotic factor?

A. sunlight
B. worms
C. water
D. climate

2. Nitrogen is used by ____.

A. plants
B. animals
C. both a and b
D. neither a or b

3. As you move from level to level in an energy pyramid, energy ____.

A. decreases
B. increases
C. stays at the same level
D. is destroyed

4. The part of Earth that supports life is a(n) ____.

A. biome
B. ecosystem
C. biosphere
D. organism

5. Population ____ can be even, random, or clumped together.

User Jason Cust
by
7.9k points

1 Answer

2 votes
here are the answers:

1.b
2.c
3.b
4.b
5.spacing
User Sroush
by
8.3k points

Related questions

asked Feb 5, 2016 5.0k views
Mklein asked Feb 5, 2016
by Mklein
8.2k points
1 answer
4 votes
5.0k views
2 answers
5 votes
138k views
2 answers
3 votes
133k views