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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. Is a hormone for plants and growth regulator






2. Is an equality in something visually attractive






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






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






5. 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.






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






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






8. Flowers with several simple pistils formed






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






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






11. 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.






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






13. A cluster or several flowers






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






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






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






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






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






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






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






21. Formation of buds taking place.






22. Cannot be fertilized by their own pollen






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






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






25. Plants retain their leaces all year






26. The waxy substance that makes up cuticles.






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






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






29. How water is used in plants to carry nutrients






30. The female portion of a flower






31. The only vegetable used as a fruit






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






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






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






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






36. Have numerous roots that are branched out.






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






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






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






40. Leaf rust is a form of






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






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






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






44. Ripe ovaries or groups of ripened ovaries that contain seeds.






45. 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.






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






47. Increases organic matter and disburses aggregates






48. The male portion of a flower






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






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







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