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






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






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






4. 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.






5. Increase the roots capacity to absorb to water and nutrients






6. Are the first leaves to appear after seeds germinate






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






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






9. Cannot be fertilized by their own pollen






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






11. Protect the plant






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






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






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






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






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






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






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






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






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






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






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






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






24. Is an equality in something visually attractive






25. A cluster or several flowers






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






27. 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.






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






29. The system using two names to identify plants.






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






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






32. One of several major factors influencing soil characteristics.






33. Is moving liquid pesticide mixture through a filling hose and into a water source






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






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






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






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






38. Plants retain their leaces all year






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






40. How water is used in plants to carry nutrients






41. Have numerous roots that are branched out.






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






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






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






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






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






47. Is a wind - moved material that is silt - sized or smaller






48. Is where the formation of pollen takes place






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






50. Increases organic matter and disburses aggregates