What is the Ten Percent Law, define combustion, and what is the major cause of extinctions?

Here are the solutions to your questions:

QUESTION 9
The Ten Percent Law states that only about 10% of the energy from one trophic level is transferred to the next trophic level. The remaining 90% is lost as heat during metabolic processes or remains unconsumed.

QUESTION 10
Combustion occurs when a substance reacts rapidly with an oxidant, typically oxygen, to produce heat and light. This process is commonly known as burning.

QUESTION 11
The major cause of most extinctions occurring on the planet today is habitat loss and degradation, primarily due to human activities such as deforestation, urbanization, and agriculture.