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MULTIPLE CHOICE

MULTIPLE CHOICE. A. B. C. D. Which food chain is in the correct order?. grasshopper → grass → snake → frog → hawk. grass → grasshopper → frog → snake → hawk. grasshopper → frog → hawk → snake → grass. grass → grasshopper → snake → frog → hawk. INCORRECT!!!. Try Again. CORRECT.

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MULTIPLE CHOICE

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  1. MULTIPLE CHOICE A B C D

  2. Which food chain is in the correct order? grasshopper → grass → snake → frog → hawk grass → grasshopper → frog → snake → hawk grasshopper → frog → hawk → snake → grass grass → grasshopper → snake → frog → hawk

  3. INCORRECT!!! Try Again

  4. CORRECT Next Question

  5. How have desert plants adapted to their environment? by limiting the use of sunlight by distributing certain nutrients by releasing water by storing water

  6. INCORRECT!!! Try Again

  7. CORRECT Next Question

  8. Why can frogs and snakes live in thesame garden? Both keep weeds out of the garden. Both occupy different niches. Both help different plants to grow. Both compete for water.

  9. INCORRECT!!! Try Again

  10. CORRECT Next Question

  11. What prevents plant growth beneaththe trees in thick forests? The roots of the trees make it difficult for plants to grow. The trees limit the amount of sunlight that is able to reach the ground. Little water reaches the ground under the trees. The temperature of the soil under the trees does not allow plants to grow.

  12. INCORRECT!!! Try Again

  13. CORRECT Next Question

  14. Which is the best example of habitatreduction caused by humans? Birds and animals flee a forest fire caused by lightning. Birds become sick from eating insects new to their area. Fish swimming to breeding grounds are blocked by dams. A new species of fish migrates up a river, competing with native fish for food.

  15. INCORRECT!!! Try Again

  16. CORRECT Next Question

  17. How is a delta most likely formed? irrigation glacier movement precipitation and condensation deposition of sediment

  18. INCORRECT!!! Try Again

  19. CORRECT Next Question

  20. Which human activity will most likely increase the amount of soil erosion? growing crops mowing grass planting flowers clear-cutting wooded areas

  21. INCORRECT!!! Try Again

  22. CORRECT Next Question

  23. All of the landforms on Earth are constantly changing shape. What is most responsible for the changes in the landforms? earthquakes water erosion pollution oceans

  24. INCORRECT!!! Try Again

  25. CORRECT Next Question

  26. How does water help to break apartrock? by freezing and expanding by melting and contracting by condensing and expanding by evaporating and contracting

  27. INCORRECT!!! Try Again

  28. CORRECT Next Question

  29. Which statement best describesrunoff? Water vapor cools off and changes into water droplets. Water in the form of rain, snow, sleet, or hail falls from clouds. Precipitation that falls to Earth ultimately flows over land into lakes, streams, and rivers. Water from the oceans and the surface of the earth changes into water vapor.

  30. INCORRECT!!! Try Again

  31. CORRECT Next Question

  32. Sometimes the weather in North Carolina is affected by air massesmoving from the Gulf of Mexico. Which best describes these airmasses? cold and moist warm and moist cold and dry warm and dry

  33. INCORRECT!!! Try Again

  34. CORRECT Next Question

  35. What do meteorologists depend on toforecast an approaching storm? air pressure temperature humidity wind speed

  36. INCORRECT!!! Try Again

  37. CORRECT Next Question

  38. Most warm and cold air masses that enter North Carolina are moved by global winds. Which global winds are responsible for most of the local weather in North Carolina? northeast trade southeast trade polar easterlies prevailing westerlies

  39. INCORRECT!!! Try Again

  40. CORRECT Next Question

  41. Two people are each pulling on the opposite ends of a rope. If they are pulling on the rope with equal but opposite forces, what will happen to the rope? It will stay in place between the two people. It will move toward the right. It will move toward the left. It will fall to the ground.

  42. INCORRECT!!! Try Again

  43. CORRECT Next Question

  44. Which statement best describes what must happen in order for a person to lift an object? The force of gravity must be greater than the mass of the object. The mass of the object must be greater than the force of gravity. The force of gravity must be greater than the upward pull or push on the object. The upward pull or push on the object must be greater than the force of gravity.

  45. INCORRECT!!! Try Again

  46. CORRECT Next Question

  47. What increases as a rock falls to theground? the density of the rock the pull of gravity on the rock the inertia of the rock the momentum of the rock

  48. INCORRECT!!! Try Again

  49. CORRECT Next Question

  50. Which resource do decomposers returnto the environment? light nutrients oxygen water

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