Nina got a new baby turtle from a friend and is told to feed it ...

[jlmhmf]

Nina got a new baby turtle from a friend and is told to feed it worms. For the first few months, the turtle seemed to grow well. But as time passed, the turtle's shell appeared soft and fragile.
 
  Someone suggested that the turtle might not be getting enough calcium in its diet. If this is true for this turtle, dietary calcium is A) a limiting factor.
  B) an environmental condition.
  C) a habitat condition.
  D) a natural environmental stressor.

Question 2

The major fossil fuels differ in the amount of carbon dioxide they emit into the atmosphere when burned. From worst to least, these are
 
  A) coal, natural gas, and oil.
  B) coal, oil, and natural gas.
  C) oil, natural gas, and coal.
  D) natural gas, oil, and coal.

[joanwhite]

Answer to Question 1

A

Answer to Question 2

B

[jlmhmf]

TYSM

[cici]

Gracias!