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. 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.






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






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






4. The male portion of a flower






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






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






7. Formation of buds taking place.






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






9. A cluster or several flowers






10. Protect the plant






11. Are flowers and shoots not yet developed






12. 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.






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






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






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






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






17. Is an equality in something visually attractive






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






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






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






21. Scarring on the blossom end of a tomato






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






23. Leaf rust is a form of






24. Is change that is gradual






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






26. Plants retain their leaces all year






27. Parent material moved by gravity






28. Are the first leaves to appear after seeds germinate






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






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






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






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






33. Are those chemicals that control a target pest






34. Is a hormone for plants and growth regulator






35. What do roots do for the plant






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






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






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






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






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






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






42. Are groups of plants developing new characteristics that occur naturally though hybridization.






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






44. Is where the formation of pollen takes place






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






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






47. The female portion of a flower






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






49. One of several major factors influencing soil characteristics.






50. 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.