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






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






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






4. Are the first leaves to appear after seeds germinate






5. Is where the formation of pollen takes place






6. How water is used in plants to carry nutrients






7. 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.






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






9. Are flowers and shoots not yet developed






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






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






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






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






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






15. Materials that are moved by streams and deposited into fresh water.






16. Support stems






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






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






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






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






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






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






23. A cluster or several flowers






24. The waxy substance that makes up cuticles.






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






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






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






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






29. Parent material that the wind transports






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






31. Is an equality in something visually attractive






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






33. Refers to the first name used in binomial nomenclature. Capitalized word that refers to a plant cluster that has similarities that can be recognized easily.






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






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






36. Flowers with several simple pistils formed






37. The male portion of a flower






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






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






40. What do roots do for the plant






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






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






43. Plants retain their leaces all year






44. Determine how long is an internodes length






45. Is a hormone for plants and growth regulator






46. One of several major factors influencing soil characteristics.






47. Scarring on the blossom end of a tomato






48. 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.






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






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