Viruses and Bacteria Understanding?

Question

-does pathogenic means disease causing?
-is E.coli a bacterium?
-are viruses much larger than bacteria?
-is streptococci a bacteria?
-is COLON another name for large intestine?
-Are all viruses pathogenic?

Answer 1

-does pathogenic means disease causing? YES
-is E.coli a bacterium? YES
-are viruses much larger than bacteria? NO
-is streptococci a bacterium? YES
-is COLON another name for large intestine? YES
-Are all viruses pathogenic? YES (Viruses are obligate intracellular parasites).

Answer 2

-does pathogenic means disease causing?
Yes

-is E.coli a bacterium?
Yes
-are viruses much larger than bacteria?
No, much smaller
-is streptococci a bacteria?
Yes
-is COLON another name for large intestine?
Yes

-Are all viruses pathogenic?
No, viruses are specific, there are plant viruses and bacteria viruses (bacteriaphages), that can't infect animal cells. And even animal viruses are specific to certain cells.

Answer 3

Yes. Yes. Bacteria are living cells, so they are bigger than viruses. Yes. Yes. No.

Answer 4

Yes
yes
no
yes
no
yes to some degree, all viruses need a host cell to invade and replicate in, but they have different hosts. So they are all to something, but not necessarily to humans