Environmental Science

1. A prion is an infectious, self-reproducing protein structure.

True X

False

2. As one organism eats another, toxins can be spread throughout the food chain.


True

False x

3. The problem with DDT in the environment is that it decomposes quickly.



True

False x

4. The Bald Eagle was put on the endangered species list because of the effects of DDT.



True x

False

5. Toxic bacteria are not a problem to the native food chain of the Great Lakes.



True

False x

6. Mad Cow disease, or BSE, affects the animals' respiratory function.



True

False X

7. Cattle are herbivores by nature, and feeding herbivores a diet for carnivores may have triggered a protein reaction known as a prion, causing Mad Cow disease.



True X

False

8. There was only ten reported cases of Mad Cow in the United States in 2005.



True

False X

9. Oxygen is passed from one living form to another through each trophic level of the food chain.



True X

False

10. Animals in the food chain need to eat less food than the animal in the previous level did to stay alive.



True

False X

asked by Steve
  1. 1.true
    2.false
    3.false
    4.true
    5.false
    6.true
    7.false
    8.false
    9.false
    10.false

    posted by Jennifer delgado
  2. Jennifer is correct

    posted by Thank Me
  3. Jennifer is full of

    posted by Anonymous
  4. Jen is right

    posted by jh
  5. 2 is wrong

    posted by Anonymous
  6. 6 is False
    7 is True
    Just took it.

    posted by J from TCA
  7. 2. F
    6.F
    7.T
    all the other answers are correct though I just took this.

    posted by liz
  8. I mean number 2 is True sorry

    posted by liz
  9. LESSON 10: FOOD CHAIN POLLUTION
    ENVIRONMENT SCIENCE UNIT 2: EARTH'S PROCESSES
    1. A-TRUE
    2. A-TRUE
    3. B-FALSE
    4. A-TRUE
    5. B-FALSE
    6. B-FALSE
    7.A-TRUE
    8. B-FALSE
    9. B-FALSE
    10. B-FALSE

    10/10 (100%)

    posted by Lirio
  10. Lirio's answers are correct

    posted by Anonymous
  11. Lirio is right, i just took the test and got 100% thanks man. :)

    posted by Uhm, I have no friends and no one loves me
  12. Perfect lirios the master

    posted by Anonymous

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