The cleanliness of a ecosystem or how healthy it is. It determines how clean an environment/ecosystem is. You need all types of animals living there, therefore making it more healthy. The more healthy, the more we can say that it is biodiverse.
Answer:
this is because Steel is more difficult to magnetise and demagnetise but an iron core makes a temporary electromagnet because its lose its magnetism when the switch is open and and steel core is used to make a permanent electromagnet
Multicellular? or do you mean animals?
Answer:
1- D,C,A,B,E- 2 - B,A,C,D- 3- C,D,B,A.
Explanation:
Answer:
so many processes requires oxygen to operate .
An example is the process of plants making their own food .
