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Test your basic knowledge |
Praxis Plant Science Botany
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Subjects
:
praxis
,
botany
Instructions:
Answer 50 questions in 15 minutes.
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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 the smallest known living organisms that may reporuce and live apart from other living organisms.
Cutin
Monocots
Mycoplasmas
Constructed wetlands
2. Soil is undisturbed from harvest to planting - in strips up to 1/3 of the row width.
Ridge till
Dicots
Ethylene
Fruit cracking
3. Is an equality in something visually attractive
Focalization
Balance
Compaction
O horizon
4. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.
Fruit cracking
Root interception
Multiple fruits.
Blossom - end rot
5. Plants retain their leaces all year
Evergreen
Fruits
Multiple fruits.
Tendils
6. A protective layer outside the surface of a leaf.
Diffusion
Cuticle
Respiration
Constructed wetlands
7. Which holds and captures pollen - and the style.
Stigma
Stamen
Mass bulk/flow
Fruit cracking
8. Refers to plants with only male or female flower on a single plant such as hollies
Spines
Dioecious
Harrowing
Evergreen
9. Increase the roots capacity to absorb to water and nutrients
Fruit
Stomata
Root hairs
Multiple fruits.
10. 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.
Diffusion
E horizon
Vascular system
Nodes
11. Flowers with several simple pistils formed
Respiration
Aggregate fruits
Buds
Cross pollinization
12. Have numerous roots that are branched out.
Cultivars
Self - sterile
Insert ingredients
Fibrous roots
13. An embryo then develops inside a tissue that is protective and both layers are known as a
Bracts
Seed
Companion crops
Buds
14. Refers to woody plants that lse leaves or needle each winter
Decidious
Evergreen
Dioecious
Rhubarb
15. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.
Loess
Dioecious
Cutin
Surge flow
16. Are groups of plants developing new characteristics that occur naturally though hybridization.
Vegetable
Spines
Evergreen
Varities
17. How water is used in plants to carry nutrients
Natural enemies
Transpiration
Stems
Root interception
18. Formation of buds taking place.
Nodes
Mass bulk/flow
Flowers
Back - siphoning
19. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.
Hydroponics
Mulch - Till
Lacustrine
Balance
20. Should be used when mixed plantings are made during marginal planting periods.
Stigma
Companion crops
Root interception
Seed
21. Are organisms that can kill or reduce the ability to reporduce in other organisms
Natural enemies
O horizon
Loess
Eolian
22. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Unity
O horizon
Harrowing
Natural enemies
23. A stem also has a part known as a ___ - which produces tissue that lengthens the stem
Fruit
Erosion
Cambium
Catface
24. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.
Focalization
Yield potential
Hydroponics
Nutrient management plans
25. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Companion crops
Taproots
Fruit cracking
Evapotranspiration
26. A process in which nitrogen gas in the atmosphere is converted into ammonia.
Rhubarb
Nitrogen fixation
Tillage
Erosion
27. The part of the system that moves the food is known as the
Compaction
Phloem
No - till
Integrated pest management
28. 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.
Anther
O horizon
Yield potential
Active ingredients
29. Protect the plant
Nutrient management plans
Spines
Annuals
Back - siphoning
30. The soils should be avoided because it pushes aggregates together - causing them to eventually break down
Aggregate fruits
Cambium
Decidious
Compaction
31. Always develop from a flower and has at least one ovary that has ripened
Catface
B horizon
Photosynthesis
Fruit
32. Refer in botanical use as the edible parts of plant - other than the flower
Mycoplasmas
Vegetable
Leaves
Photosynthesis
33. Parent material moved by gravity
Blossom - end rot
Colluvium
O horizon
Monocots
34. Full width tilage involving one or more trips during the soil surface is tilled. Done before or during planting.
Mulch - Till
Yield potential
Tendils
B horizon
35. Scarring on the blossom end of a tomato
Fruit
Catface
Loess
Compaction
36. Are tiny leaf openings on the leaf surface - allows plants to release and take in gases - such as carbon dioxide - oxygen - and water vapor
Stomata
xylem
Rhythm
Blossom - end rot
37. Is movement of nutrients to the surfaces of roots through water movement in the soil.
Mass bulk/flow
Dicots
Binomial nomenclature
Eolian
38. Reducing a design to its simplest and most functional form.
Flowers
Hydroponics
Simplicity
Rhythm
39. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.
Self - sterile
Constructed wetlands
Cutin
Cotyledons
40. 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.
Vascular system
No - till
Constructed wetlands
Genus
41. The system using two names to identify plants.
Binomial nomenclature
Spines
Dicots
Nodes
42. A cluster or several flowers
Mulch - Till
Transpiration
Self - sterile
Multiple fruits.
43. Support stems
Tendils
Cuticle
Loess
Specific epithet
44. Is a hormone for plants and growth regulator
Blossom - end rot
E horizon
O horizon
Ethylene
45. Is change that is gradual
Leaves
Transition
Vegetable
Root interception
46. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Integrated pest management
Repetition
xylem
Dioecious
47. For each field should then be analyzed based on the soil productivity and management that is intended.
Vegetable
Parent material
Multiple fruits.
Yield potential
48. Are plants grouped because of its ability to grow in girth
Photosynthesis
Dicots
Repetition
Cuticle
49. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Monoecious
Root interception
Fibrous roots
Vascular system
50. Is moving liquid pesticide mixture through a filling hose and into a water source
Nitrogen fixation
Rhythm
Back - siphoning
Aggregate fruits
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