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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. Occurs when pollen is carried from one plant to another






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






3. The male portion of a flower






4. Increases organic matter and disburses aggregates






5. Are flowers and shoots not yet developed






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






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






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






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






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






11. Support stems






12. The female portion of a flower






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






14. How water is used in plants to carry nutrients






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






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






17. Reducing a design to its simplest and most functional form.






18. 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.






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






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






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






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






23. A cluster or several flowers






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






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






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






27. 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.






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






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






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






31. Is change that is gradual






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






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






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






35. Is where the formation of pollen takes place






36. 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.






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






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






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






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






45. Scarring on the blossom end of a tomato






46. Parent material moved by gravity






47. Determine how long is an internodes length






48. 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.






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






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







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Can you answer 50 questions in 15 minutes?


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