Well there is in fact other life in outer space but in the form of bacteria
Autotrophes
They make their food through photosynthesis.
Hope this helps.
1) Answer B is correct.
7) I believe that answer B is correct.
24) Answer C is correct. GO PLANTS!! (even though they are boring to learn about).
28) Answer B is correct.
29) I believe the answer is either A or D.
30) Answer B is correct.
Answer: The correct answer is respiratory route.
Explanation: Disease can be transmitted from human to human through respiratory route. This can occur when the infected person cough or sneeze into the air , some particles of the pathogens are released and there is any human around the infected person when he sneez or cough, the person tend to get infected by inhaling or breathing in the infected air.