hisbabygirl8215 hisbabygirl8215

03-12-2016
Biology

contestada

how can the fish eating bird have 5 ppm of ddt when the water only started with 0.003ppmm of ddt

Respuesta :

03-12-2016

The birds have more ppm of DDT due to biomagnification. The fish living in the water intake DDT. Birds eat these fish and intake DDT as well. The concentration of DDT in organisms increases as it moves up the food chain.

Answer Link

Otras preguntas

Simplify the Absolute value of 120+x , if x<−120

Which statement is an explanation of the marshal court ruling in marbury v. Madison

Given: △ABC, D∈ AC m∠ABC=m∠BDA AB=2, AC=4 Find: AD and DC

Summarize the tips for ensuring privacy on the internet.

how does temperature and density,how do you predict these two variables relate to air?

Which situation is the best example of a hero's inner conflict? 20 PTS FOR THE FIRST ONE TO ANSWER IT!!!

How does multiplying each dimension of the isosceles trapezoid by a scale factor of 3 affect its perimeter?

In which senario is gravitational potential energy present?

Xenia is ordering a cake for her friend’s wedding. She knows that there will be 110 guests at the wedding, and she is trying to decide how large a cake to order

WHAT IS THE IMPORTANCE OF THE -INVENTION- OF THE PERIODIC TABLE? PLEASEE HELP ME!!