“); Answers.document.write(“

Answers…

“); Answers.document.write(“

You Scored “+i.toString()+” out of “+t.toString()+”

“); Answers.document.write(“

This gives you a grade of “+currentGrade+”. “+currentComment+”

“); if (A0.toLowerCase()==”true”) { Answers.document.write(“

Question 1 – Correct.

“); } else { Answers.document.write(“

Question 1 – Incorrect. Actual Answer was: True. A food chain should always begin with a producer.

“); } if (A1.toLowerCase()==”b”) { Answers.document.write(“

Question 2 – Correct.

“); } else { Answers.document.write(“

Question 2 – Incorrect. Actual Answer was: second. In a food chain, a herbivore would appear second.

“); } if (A2.toLowerCase()==”energy”) { Answers.document.write(“

Question 3 – Correct.

“); } else { Answers.document.write(“

Question 3 – Incorrect. Actual Answer was: energy. The arrows in a food chain indicate the direction of energy flow.

“); } if (A3.toLowerCase()==”true”) { Answers.document.write(“

Question 4 – Correct.

“); } else { Answers.document.write(“

Question 4 – Incorrect. Actual Answer was: True. Herbivores and carnivores are all consumers.

“); } if (A4.toLowerCase()==”up”) { Answers.document.write(“

Question 5 – Correct.

“); } else { Answers.document.write(“

Question 5 – Incorrect. Actual Answer was: up. As you move up a pyramid of numbers, the size of the organism increases.

“); } if (A5.toLowerCase()==”b”) { Answers.document.write(“

Question 6 – Correct.

“); } else { Answers.document.write(“

Question 6 – Incorrect. Actual Answer was: falls. If the birth rate in a population is lower than the death rate, the population numbers will fall.

“); } if (A6.toLowerCase()==”protein”) { Answers.document.write(“

Question 7 – Correct.

“); } else { Answers.document.write(“

Question 7 – Incorrect. Actual Answer was: protein. Plants need a supply of nitrogen from the soil to make protein.

“); } if (A7.toLowerCase()==”biomass”) { Answers.document.write(“

Question 8 – Correct.

“); } else { Answers.document.write(“

Question 8 – Incorrect. Actual Answer was: biomass. We call the total mass of living matter biomass.

“); } if (A8.toLowerCase()==”false”) { Answers.document.write(“

Question 9 – Correct.

“); } else { Answers.document.write(“

Question 9 – Incorrect. Actual Answer was: False. Disease does affect population numbers.

“); } if (A9.toLowerCase()==”false”) { Answers.document.write(“

Question 10 – Correct.

“); } else { Answers.document.write(“

Question 10 – Incorrect. Actual Answer was: False. As you move up a pyramid of numbers the amount of energy decreases.

“); } Answers.document.write(‘

‘); Answers.document.write(‘

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How it Works

By G Davidson

 home

1. A food chain should always begin with a producer.

    True

    False

2. In a food chain, where would a herbivore appear?

    first

    second

    third

    fourth

3. The arrows in a food chain indicate the direction of flow.

4. Herbivores and carnivores are all consumers.

    True

    False

5. As you move a pyramid of numbers, the size of the organism increases.

6. If the birth rate in a population is lower than the death rate, what happens to the population numbers?

    rises

    falls

    stays the same.

7. Plants need a supply of nitrogen from the soil. What do they make using this nitrogen?

    

8. What do we call the total mass of living matter?

    

9. Disease does not affect population numbers.

    True

    False

10. As you move up a pyramid of numbers the amount of energy increases.

    True

    False