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






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






3. Are those chemicals that control a target pest






4. Is where the formation of pollen takes place






5. Is change that is gradual






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. Is a hormone for plants and growth regulator






8. What do roots do for the plant






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






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






11. Are flowers and shoots not yet developed






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






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






14. A protective layer outside the surface of a leaf.






15. Support stems






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






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






18. A cluster or several flowers






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






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






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






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






23. Refer in botanical use as the edible parts of plant - other than the flower






24. Are the smallest known living organisms that may reporuce and live apart from other living organisms.






25. 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.






26. The female portion of a flower






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






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






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






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






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






32. Reducing a design to its simplest and most functional form.






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






34. The system using two names to identify plants.






35. Scarring on the blossom end of a tomato






36. Formation of buds taking place.






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






38. 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.






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






40. Are the first leaves to appear after seeds germinate






41. Flowers with several simple pistils formed






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






43. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.






44. Parent material moved by gravity






45. Determine how long is an internodes length






46. For each field should then be analyzed based on the soil productivity and management that is intended.






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






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






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






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