Which of the following foods would make you a quaternary consumer?
A) lentils
B) chicken
C) shark steak
D) all of the above
E) none of the above
Question 2
What is a half-life?
A) It is the time it takes for 1/2 of the material to undergo radioactive decay.
B) It is the time needed until 1/2 of the radiation is gone.
C) It is the time it takes for 1/2 of the material to decompose.
D) It is half of the lifetime of the radioactivity in a sample.
E) all of the above