Answer: Matter and Energy
Explanation:
The producers make food by the help of the process known as photosynthesis.This is the way by which the energy from the sun is transferred from sun to the plants.
Matter is made and transferred from one tropic level to another tropic level. The organic matter is transferred from the producers to the consumers.
The primary consumer converts energy from them to the secondary consumers.
So, the conclusion is that matter and energy is transferred from one tropic level to another tropic level.
Answer:Opium poppy. Essential for the pain killing cancer drug morphine, but infamous as the source of heroin and the addiction it causes.It drove the Anglo-Sino Opium Wars in the mid-1800s where opium addiction was promoted to gain commercial trading advantages.
Yam. ...
Tobacco. ...
Quinine. ...
Rice. ...
Rubber. ...
Cotton. ...
Cannabis.
Explanation:
They ensure they leave the system and they also ensure that people get the nutrients they need.
Ten (10%). when an animal eats the plant, 10% of it will be used.