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






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






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






4. Support stems






5. Have numerous roots that are branched out.






6. The only vegetable used as a fruit






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






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






9. Protect the plant






10. Plants retain their leaces all year






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






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






13. Flowers with several simple pistils formed






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






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






16. Scarring on the blossom end of a tomato






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






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






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






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






21. Are inactive parts of pesticide used for diluting a pesticide or to make it safer - easier to mix - measure - apply or more effective.






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






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






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






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






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






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






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






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






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






31. 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.






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






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






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






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






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. Is where the formation of pollen takes place






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






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






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






42. The system that allows the lifeblood or water - nutrients and food through the plant






43. This name is not always capitalized - in botany refers to a group of plants that can interbreed only among themselves






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






45. Always develop from a flower and has at least one ovary that has ripened






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






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






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






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






50. Formation of buds taking place.