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. By crops is dependent on the soils nutrient supply - the area of the root surface area and the root activity.






2. When soil detaches from a portion of the soil profile or the surface of the soil






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






4. Determine how long is an internodes length






5. Refers to the first name used in binomial nomenclature. Capitalized word that refers to a plant cluster that has similarities that can be recognized easily.






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






7. The soils should be avoided because it pushes aggregates together - causing them to eventually break down






8. The waxy substance that makes up cuticles.






9. The only vegetable used as a fruit






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






11. Flowers with several simple pistils formed






12. Are organisms that can kill or reduce the ability to reporduce in other organisms






13. Is a hormone for plants and growth regulator






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






15. Full width tilage involving one or more trips during the soil surface is tilled. Done before or during planting.






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






17. The male portion of a flower






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






19. Occurs when pollen is carried from one plant to another






20. Below the A horizon - the ___ horizon is usually light colored layer - with clay particles having been leached or removed. Contains organic matter as well as iron oxides and aluminum.






21. Cannot be fertilized by their own pollen






22. The female portion of a flower






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






24. Scarring on the blossom end of a tomato






25. How water is used in plants to carry nutrients






26. 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.






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






28. Is change that is gradual






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






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






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






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






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






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






35. Is moving liquid pesticide mixture through a filling hose and into a water source






36. Refers to the movement through the soil of molecules.






37. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.






38. Materials that are moved by streams and deposited into fresh water.






39. Repeated features such as plants. These features have like shape - form - texture - and color.






40. Is a reference to the size of portions of the design in relation to one another.






41. Which holds and captures pollen - and the style.






42. Is an equality in something visually attractive






43. Increases organic matter and disburses aggregates






44. Refers to plants with only male or female flower on a single plant such as hollies






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






46. Plants retain their leaces all year






47. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.






48. 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.






49. What do roots do for the plant






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