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Test your basic knowledge |
Praxis Plant Science Botany
Start Test
Study First
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 soils should be avoided because it pushes aggregates together - causing them to eventually break down
Monoecious
Varities
Fibrous roots
Compaction
2. An embryo then develops inside a tissue that is protective and both layers are known as a
Balance
Loess
Seed
Companion crops
3. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Perennials
Buds
Colluvium
Harrowing
4. Refers to how well a plant can survive cold temperatures
Plant hardiness
Cultivars
Rhythm
Parent material
5. Plants that live their entire life cycle n one growing season
Evergreen
Annuals
Rhubarb
Colluvium
6. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.
Stems
Ethylene
Surge flow
Evergreen
7. Are groups of plants developing new characteristics that occur naturally though hybridization.
Varities
E horizon
Nutrient management plans
Decidious
8. Is movement of nutrients to the surfaces of roots through water movement in the soil.
Insert ingredients
Mass bulk/flow
Monoecious
Proportion
9. Parent material moved by gravity
Vascular system
Compaction
Colluvium
Catface
10. Should be used when mixed plantings are made during marginal planting periods.
Genus
Companion crops
Buds
Lacustrine
11. Have numerous roots that are branched out.
Constructed wetlands
xylem
Fruit
Fibrous roots
12. Is a hormone for plants and growth regulator
Ethylene
Transition
Compaction
Yield potential
13. Refers to plants with only male or female flower on a single plant such as hollies
Harrowing
Spines
Flowers
Dioecious
14. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.
Surge flow
Temperature and light
Eolian
Plant hardiness
15. Have a two - year growth cycle
Anther
Biennial
Nutrient management plans
Residual
16. Are new of hybrid plants in which hybridization has been manipulated by humans
Decidious
Cultivars
Respiration
Photosynthesis
17. Materials developing or weathering in place and are not transported
Cotyledons
Residual
Erosion
Biennial
18. The part of the system that moves the food is known as the
Hydroponics
Phloem
Flowers
Sunscald
19. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Integrated pest management
Biennial
Monoecious
Mulch - Till
20. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.
No - till
Vegetable
Taproots
Multiple fruits.
21. Occurs when pollen is carried from one plant to another
Active ingredients
Stems
Biennial
Cross pollinization
22. 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
Hydroponics
Transition
Loess
23. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.
A horizon
Annuals
Unity
Simplicity
24. As in the sense of a plant part - is a structure that produces seeds.
Aggregates
Flowers
Nutrient supply
Monoecious
25. Are organisms that can kill or reduce the ability to reporduce in other organisms
Loess
Stems
Pistil
Natural enemies
26. Ripe ovaries or groups of ripened ovaries that contain seeds.
Fruits
O horizon
No - till
Spines
27. Plants retain their leaces all year
Nutrient management plans
Anther
Evergreen
Catface
28. Is moving liquid pesticide mixture through a filling hose and into a water source
Annuals
Blossom - end rot
Back - siphoning
Photosynthesis
29. Is change that is gradual
Transition
Specific epithet
Nodes
Cuticle
30. Are the smallest known living organisms that may reporuce and live apart from other living organisms.
Evapotranspiration
Mycoplasmas
Transpiration
Ethylene
31. Is an equality in something visually attractive
Back - siphoning
Balance
Repetition
Specific epithet
32. The system that allows the lifeblood or water - nutrients and food through the plant
Aggregates
Vascular system
Root interception
Surge flow
33. When soil detaches from a portion of the soil profile or the surface of the soil
Bracts
Colluvium
Cultivars
Erosion
34. Determine how long is an internodes length
Lacustrine
Compaction
O horizon
Temperature and light
35. What do roots do for the plant
Nitrogen fixation
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Lacustrine
Dioecious
36. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.
Stigma
Nutrient management plans
Respiration
Cultivars
37. 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.
Flowers
E horizon
Phloem
Rhubarb
38. In design comes from elements creating a feeling of motion that can lead the eyes of a viewer through or beyond the area designed.
Nitrogen fixation
Fruit cracking
Rhythm
Monoecious
39. The male portion of a flower
Aggregates
B horizon
Cotyledons
Stamen
40. 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.
Focalization
Root interception
Ridge till
Hydroponics
41. The loss of water by plants from both evaporation and transpiration.
Transpiration
Back - siphoning
Evapotranspiration
Cotyledons
42. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Fruits
Cuticle
Monoecious
Seed
43. A process in which nitrogen gas in the atmosphere is converted into ammonia.
Plant hardiness
Ridge till
Colluvium
Nitrogen fixation
44. Are brightly colored forms in which leaves may be modified
Constructed wetlands
Aggregate fruits
Decidious
Bracts
45. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.
Cutin
Fungi
Hydroponics
Nutrient management plans
46. This name is not always capitalized - in botany refers to a group of plants that can interbreed only among themselves
Sunscald
Cuticle
Specific epithet
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
47. Is a reference to the size of portions of the design in relation to one another.
Proportion
Unity
Back - siphoning
Insert ingredients
48. A cluster or several flowers
B horizon
Nodes
Cotyledons
Multiple fruits.
49. Are plants grouped because of its ability to grow in girth
Evergreen
Tillage
Rhythm
Dicots
50. Examples os plants classified by growth patterns - have conducting rubes throughout their stems
Companion crops
Monocots
Stomata
Vascular system