Large volcanic eruptions can sometimes lead to a decrease in the amount of life on Earth. Please describe how volcanic discharge can lead
to this decrease in biodiversity. (Hint: What does a Volcano erupting do to
the area surrounding it? Kills plant and animal life?)

answer ASAP please

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen