Answer:
Is to supply energy for their metabolic activities
Explanation:
I am so confused, what's your question?
Answer:
1. B
2. A
Explanation:
According to this question, a student is trying to decide which kind of bottle to purchase, however, he is considering the kind that will have lesser negative impact on the environment and society. The plastic bottle is easy to use due to their convenience and light-weight but they are DISPOSABLE. On the other hand, metal bottles are reusable and keeps water longer.
In accordance to the student's heart for the sustainability of the environment, he should choose the METAL BOTTLE because the metal bottle is RECYCLABLE i.e. can be reused. Recycling of most materials has been encouraged in order to curb the spread of non-biodegradable materials like plastic that can serve as pollutants to the environment.
The student may look for a plant wall, because cell walls are present only in plant cells.
