There are these sensors in the ground that can sense the ground vibrating
The answer is B
A keystone predator would increase niche diversity and help reduce niche competition <span />
note:
Gymnosperms possess several key evolutionary innovations compared to earlier groups such as the clubmosses and ferns. They produce sperm-containing pollen, which is carried through the air by the wind to the female. This innovation has freed these plants from the need for water for sexual reproduction.
Answer:
Thermosfere
Explanation:
Temperatures increase in the_Thermosfere __ and troposphere _layers of the atmosphere.
Energy is required for the sugar and oxygen to reach their transition state.
