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. Leaf rust is a form of






2. Is where the formation of pollen takes place






3. One of several major factors influencing soil characteristics.






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






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






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






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






8. An embryo then develops inside a tissue that is protective and both layers are known as a






9. Parent material that the wind transports






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






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






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






13. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.






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






15. The system using two names to identify plants.






16. Scarring on the blossom end of a tomato






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






18. Is movement of nutrients to the surfaces of roots through water movement in the soil.






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






20. Cannot be fertilized by their own pollen






21. Are brightly colored forms in which leaves may be modified






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






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






24. 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.






25. Are those chemicals that control a target pest






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






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






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






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






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






31. Refers to woody plants that lse leaves or needle each winter






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






33. 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.






34. The system that moves water and minerals is called a






35. 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.






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






37. Determine how long is an internodes length






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






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






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






41. What do roots do for the plant






42. Is an equality in something visually attractive






43. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash






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






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






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






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






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






49. Is a hormone for plants and growth regulator






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