How does the human body lever work?

The whole human body is a lever system, that's how muscle work. Your joins are the fulcrum, your muscle contracts and hence is the effort. On the other side, whatever you're holding and the weight of your hand is the load. There are all 3 classes of lever system in your body.

Secondary consumers mainly eat primary consumers and can be either carnivores or omnivores. This means that they can eat both seed AND leaves. This leading to be false.

Explanation: