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






2. Protect the plant






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






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






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






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






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






8. Have numerous roots that are branched out.






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






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






11. Are the first leaves to appear after seeds germinate






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






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






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






15. 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.






16. The waxy substance that makes up cuticles.






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






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






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






20. Parent material that the wind transports






21. For each field should then be analyzed based on the soil productivity and management that is intended.






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






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






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






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






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






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






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






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






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






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






32. What do roots do for the plant






33. The female portion of a flower






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






35. 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.






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






37. How water is used in plants to carry nutrients






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






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






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






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






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






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






44. Increases organic matter and disburses aggregates






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






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






47. Is change that is gradual






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






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






50. One of several major factors influencing soil characteristics.