natural selection Flashcards
1
Q
steps of natural selection
A
variation, selective pressure, adaptation,differential reproduction, result
2
Q
photosynthesis equation
A
energy+CO2+H20–Sugar+O2
3
Q
food chain
A
a relationship between organisms living in the same ecosystem
4
Q
producer
A
starts with all energy and is food for secondary species
5
Q
primary consumer
A
insects and some birds: feed on grass
6
Q
secondary consumer
A
eats primary consumer
7
Q
tetriary consumer
A
top of food chain; eats secondary consumer
