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






2. Flowers with several simple pistils formed






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






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






5. 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.






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






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






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






9. Is change that is gradual






10. 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.






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






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






13. Is a hormone for plants and growth regulator






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






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






16. Plants retain their leaces all year






17. A cluster or several flowers






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






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






20. One of several major factors influencing soil characteristics.






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






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






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. Are those chemicals that control a target pest






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






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






27. Support stems






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






29. The waxy substance that makes up cuticles.






30. Are the first leaves to appear after seeds germinate






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






32. The part of the system that moves the food is known as the






33. Parent material that the wind transports






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






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






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






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






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






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






40. 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.






41. Are flowers and shoots not yet developed






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






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






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






45. The male portion of a flower






46. How water is used in plants to carry nutrients






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






48. Is an equality in something visually attractive






49. Have a two - year growth cycle






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