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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. Are brightly colored forms in which leaves may be modified






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






3. Parent material moved by gravity






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






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






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






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






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






9. 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.






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






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






12. Are those chemicals that control a target pest






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






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






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






16. The only vegetable used as a fruit






17. One of several major factors influencing soil characteristics.






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






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






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






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






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






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






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






25. How water is used in plants to carry nutrients






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






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






28. Cannot be fertilized by their own pollen






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






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






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






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






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






34. Are groups of plants developing new characteristics that occur naturally though hybridization.






35. The system using two names to identify plants.






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






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






38. 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.






39. Are the first leaves to appear after seeds germinate






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






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






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






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






44. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.






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






46. 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.






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






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






49. Examples os plants classified by growth patterns - have conducting rubes throughout their stems






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