Test your basic knowledge |

Praxis Plant Science Botany

Subjects : praxis, botany
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What do roots do for the plant






2. Protect the plant






3. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.






4. Pesticide is a capor or gas or it forms a cloud of vapor and gas when applied






5. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.






6. The ___ horizon tops the profile and contains mostly organic matter - with a decomposed vegetation structure that enriches the soil with nutrients and helps it retain moisture.






7. Are plants grouped because of its ability to grow in girth






8. When light is used to convert carbon dioxide and water into plant food.






9. Are tiny leaf openings on the leaf surface - allows plants to release and take in gases - such as carbon dioxide - oxygen - and water vapor






10. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.






11. The loss of water by plants from both evaporation and transpiration.






12. The part of the system that moves the food is known as the






13. Increases organic matter and disburses aggregates






14. Are groups of plants developing new characteristics that occur naturally though hybridization.






15. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.






16. Should be used when mixed plantings are made during marginal planting periods.






17. Come from effective components used to express a main idea through a consistent style






18. Is leading a visual observation toward a certain feature by planting the feature at a vanishing point that is between radial or approaching straight lines.






19. A process in which nitrogen gas in the atmosphere is converted into ammonia.






20. Is an equality in something visually attractive






21. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.






22. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.






23. The male portion of a flower






24. Below the E horizon - the ___ horizon is where fine material has accumulated to create a dense layer in the soil. May be enriched with calcium carbonate in the form of a layer or nodule.






25. Parent material moved by gravity






26. Soil is undisturbed from harvest to planting - in strips up to 1/3 of the row width.






27. Is a wind - moved material that is silt - sized or smaller






28. Are flowers and shoots not yet developed






29. Pollinated from the same flower or other flowes on the same






30. Provide food for plants. absorb sunlight and transform it into food.






31. Refers to how well a plant can survive cold temperatures






32. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.






33. A condition in which wind or heat take too much water from a plant






34. In design comes from elements creating a feeling of motion that can lead the eyes of a viewer through or beyond the area designed.






35. Examples os plants classified by growth patterns - have conducting rubes throughout their stems






36. The system using two names to identify plants.






37. Materials developing or weathering in place and are not transported






38. Increase the roots capacity to absorb to water and nutrients






39. The growing of roots into new soil that contacts available nutrients






40. Are new of hybrid plants in which hybridization has been manipulated by humans






41. Is change that is gradual






42. Are created when microbes from decomposed organic matter make compounds that make soil particles hold together.






43. The female portion of a flower






44. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.






45. As in the sense of a plant part - is a structure that produces seeds.






46. Are the first leaves to appear after seeds germinate






47. Plants that live their entire life cycle n one growing season






48. A stem also has a part known as a ___ - which produces tissue that lengthens the stem






49. Contain a strong primary root along with roots that branch out on the side






50. Are plants that may live multiple years and may form flowers and seeds every year