Nitrogenous waste from birds is called ____________________ acid. (Fill in the blank)

Nitrogenous waste from birds is called ____________________ acid.
 
  Fill in the blank(s) with correct word

Question 2

What is a continuous and uniform line of filler metal called?
 
 

a. knot c. loop
  b. bead d. curl

Question 3

Nitrogenous waste from mammals is called ____________________.
 
  Fill in the blank(s) with correct word

Question 4

The waste product ____________________ consists of water together with nitrogenous waste from the animal and other soluble compounds that pass through the kidney.
 
  Fill in the blank(s) with correct word

Question 5

Which of these gases has the greatest global warming potential rating?
 
  a. carbon dioxide c. nitrous oxide
  b. methane d. hydrogen