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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. Should be used when mixed plantings are made during marginal planting periods.
Harrowing
Fumigant
Companion crops
Stomata
2. When soil detaches from a portion of the soil profile or the surface of the soil
Transpiration
Spines
Perennials
Erosion
3. A condition in which wind or heat take too much water from a plant
Mulch - Till
Focalization
Cutin
Sunscald
4. 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
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Hydroponics
Insert ingredients
5. This name is not always capitalized - in botany refers to a group of plants that can interbreed only among themselves
Natural enemies
Fibrous roots
A horizon
Specific epithet
6. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Fumigant
Monoecious
E horizon
Nodes
7. For each field should then be analyzed based on the soil productivity and management that is intended.
Stems
Photosynthesis
Yield potential
Residual
8. Is change that is gradual
Catface
Aggregates
Fumigant
Transition
9. Are the smallest known living organisms that may reporuce and live apart from other living organisms.
Mycoplasmas
Harrowing
Residual
Respiration
10. Parent material that the wind transports
Surge flow
Monoecious
Eolian
Decidious
11. Refer in botanical use as the edible parts of plant - other than the flower
Vegetable
Harrowing
Root hairs
Varities
12. Contain a strong primary root along with roots that branch out on the side
Genus
xylem
Compaction
Taproots
13. Are plants grouped because of its ability to grow in girth
Fruits
Transition
Fumigant
Dicots
14. Cannot be fertilized by their own pollen
Integrated pest management
Erosion
Stomata
Self - sterile
15. Ripe ovaries or groups of ripened ovaries that contain seeds.
Fruits
Mycoplasmas
Flowers
Ridge till
16. Increases organic matter and disburses aggregates
Ethylene
Root hairs
Tillage
Dicots
17. When light is used to convert carbon dioxide and water into plant food.
Balance
Specific epithet
Nutrient supply
Photosynthesis
18. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.
Stems
No - till
Genus
Aggregates
19. Have numerous roots that are branched out.
Residual
Ridge till
No - till
Fibrous roots
20. By crops is dependent on the soils nutrient supply - the area of the root surface area and the root activity.
Mulch - Till
Fruits
Nutrient supply
Diffusion
21. What do roots do for the plant
Varities
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Anther
Constructed wetlands
22. 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.
O horizon
Fruit
Transpiration
Flowers
23. Soil is undisturbed from harvest to planting - in strips up to 1/3 of the row width.
Buds
Ridge till
Focalization
Cross pollinization
24. Are inactive parts of pesticide used for diluting a pesticide or to make it safer - easier to mix - measure - apply or more effective.
O horizon
Annuals
Insert ingredients
Sunscald
25. Pollinated from the same flower or other flowes on the same
Self - fruitful
Binomial nomenclature
Aggregates
Fruits
26. Materials that are moved by streams and deposited into fresh water.
Lacustrine
Stems
Multiple fruits.
Annuals
27. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Fruit cracking
Rhythm
Mass bulk/flow
Lacustrine
28. 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.
Nutrient supply
A horizon
Genus
Parent material
29. Refers to woody plants that lse leaves or needle each winter
Ethylene
Decidious
Vascular system
Fumigant
30. The system that allows the lifeblood or water - nutrients and food through the plant
Vascular system
Fruit
Fruits
Ridge till
31. 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.
E horizon
Nutrient supply
Buds
Focalization
32. The waxy substance that makes up cuticles.
Parent material
Cutin
Cultivars
xylem
33. The only vegetable used as a fruit
Stamen
Fruit cracking
Rhubarb
Erosion
34. Leaf rust is a form of
Self - fruitful
Decidious
Natural enemies
Fungi
35. An embryo then develops inside a tissue that is protective and both layers are known as a
Nodes
Temperature and light
Simplicity
Seed
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
Ridge till
Transition
Root hairs
Stomata
37. Repeated features such as plants. These features have like shape - form - texture - and color.
Cutin
Aggregates
B horizon
Repetition
38. Are new of hybrid plants in which hybridization has been manipulated by humans
Binomial nomenclature
Repetition
Bracts
Cultivars
39. A process in which nitrogen gas in the atmosphere is converted into ammonia.
Balance
Nitrogen fixation
Transpiration
Stamen
40. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Integrated pest management
Catface
Stomata
Fumigant
41. 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.
Dicots
Ridge till
B horizon
Buds
42. Increase the roots capacity to absorb to water and nutrients
O horizon
Root hairs
Nodes
xylem
43. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.
Nutrient management plans
Dicots
Diffusion
Blossom - end rot
44. The soils should be avoided because it pushes aggregates together - causing them to eventually break down
Fumigant
Diffusion
Rhubarb
Compaction
45. Are the first leaves to appear after seeds germinate
Tendils
Evapotranspiration
Companion crops
Cotyledons
46. Refers to plants with only male or female flower on a single plant such as hollies
Companion crops
Dioecious
A horizon
Stems
47. A protective layer outside the surface of a leaf.
Blossom - end rot
Genus
Cuticle
Mycoplasmas
48. Protect the plant
Active ingredients
Spines
Stamen
Focalization
49. Which holds and captures pollen - and the style.
Stigma
Erosion
Root interception
Stomata
50. Are those chemicals that control a target pest
Active ingredients
Ethylene
Cambium
Mass bulk/flow