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. Are those chemicals that control a target pest






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






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






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






5. Increases organic matter and disburses aggregates






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






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






8. Soil is undisturbed from harvest to planting - in strips up to 1/3 of the row width.






9. 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.






10. 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.






11. Formation of buds taking place.






12. Is change that is gradual






13. Are the first leaves to appear after seeds germinate






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






15. The only vegetable used as a fruit






16. The female portion of a flower






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






18. A cluster or several flowers






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






20. Is an equality in something visually attractive






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






22. Support stems






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






24. Have a two - year growth cycle






25. 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.






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






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






28. The system using two names to identify plants.






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






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






31. Parent material moved by gravity






32. Have numerous roots that are branched out.






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






34. How water is used in plants to carry nutrients






35. Are flowers and shoots not yet developed






36. Plants retain their leaces all year






37. The waxy substance that makes up cuticles.






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






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






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






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






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






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






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






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






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






47. Leaf rust is a form of






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






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






50. Scarring on the blossom end of a tomato