Free Exam: 26iesoHR_Session2_Primary3
Number of Questions in Test: 30
Number of Questions in Preview: 5
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[size=4]In a food chain consisting of Grass → Grasshopper → Frog → Snake, what would be the immediate consequence if a disease wiped out the frog population?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 2
[size=4]Which of the following best describes the role of decomposers in maintaining the balance of an ecosystem?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 3
[size=4]Why is the energy available to a secondary consumer significantly less than the energy available to a primary consumer?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 4
[size=4]If a chemical pesticide is sprayed on a field, why is the concentration of the toxin often highest in the top predator of the food chain?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |
Question 5
[size=4]What would happen to an ecosystem if the "Producers" were removed?[/size]
| Type: | Multiple choice |
| Points: | 1 |
| Randomize answers: | No |