Protozoans are important in the cycle of life because they break down . its a science question

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

Consider the classification levels of a human. eukarya ,animalia ,chordata ,mammalia ,primates, hominidae ,homo ,sapiens .which is the most specific taxonomic level in the classification system above? a sapiens b homo c hominidae d primates

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun