Different environments can be affected by various types of pollution. how would bacteria and algae in a pond kill fish and other aquatic wildlife?
a.
they can crowd out other forms of life.
b.
they can infect other organisms and cause diseases.
c.
they can secrete a poisonous substance.
d.
they can use up most of the oxygen in the water.

__1__ is a climate cycle where the temperature of the __2__ ocean changes because of movements of air and ocean currents. during this period, the trade winds in the south __3__ , causing the __4__ water to move from the __5__ region to the __6__ region. 1) el nino or the monsoon 2) atlantic, indian, or pacific 3) reverse, strengthen, or weaken 4) cold or warm 5) eastern or western 6) eastern or western

What is the sequence of amino acids corresponds with the rna strand ucg ggg cac

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight.which of these is the most likely effect on the ecosystem? a-an increase in biodiversity. b-an increase in immigration to the area. c-a decrease in available water. d-a decrease in plant growth.