The answers to your questions is 8. B 9.A 10. B
Answer:
Leaves are the most important
Explanation:
Leaves are directly exposed to sunlight and contains chlorophyll which is the chemical that makes them green and is key in photosynthesis.
Their physical characteristics include landforms, climate, soils, and hydrology. Things such as language, religion, political systems, economic systems, and population distribution are examples of human characteristics.