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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. 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.
Nodes
Evapotranspiration
Genus
Insert ingredients
2. A process in which nitrogen gas in the atmosphere is converted into ammonia.
Nitrogen fixation
Erosion
A horizon
Evapotranspiration
3. Are plants grouped because of its ability to grow in girth
Annuals
Dicots
Fibrous roots
Blossom - end rot
4. Are those chemicals that control a target pest
Active ingredients
E horizon
Integrated pest management
Parent material
5. Come from effective components used to express a main idea through a consistent style
Phloem
Back - siphoning
Harrowing
Unity
6. Are groups of plants developing new characteristics that occur naturally though hybridization.
Spines
Leaves
Binomial nomenclature
Varities
7. Plants retain their leaces all year
Lacustrine
Evergreen
Nodes
Yield potential
8. Determine how long is an internodes length
Temperature and light
Eolian
Taproots
Nodes
9. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.
Active ingredients
Constructed wetlands
Mulch - Till
A horizon
10. Refers to plants with only male or female flower on a single plant such as hollies
Dioecious
Sunscald
Plant hardiness
Perennials
11. The female portion of a flower
Fumigant
Self - fruitful
Dicots
Pistil
12. Is a hormone for plants and growth regulator
Fungi
No - till
Fruit
Ethylene
13. Always develop from a flower and has at least one ovary that has ripened
Fruit
Multiple fruits.
Cutin
Phloem
14. Should be used when mixed plantings are made during marginal planting periods.
Companion crops
Hydroponics
Seed
Flowers
15. Are plants that may live multiple years and may form flowers and seeds every year
Self - sterile
Harrowing
Ridge till
Perennials
16. The growing of roots into new soil that contacts available nutrients
Catface
Root interception
Fruits
Repetition
17. Have a two - year growth cycle
Dicots
Biennial
Decidious
Fungi
18. Formation of buds taking place.
Nodes
Rhubarb
Transition
Nutrient supply
19. Are created when microbes from decomposed organic matter make compounds that make soil particles hold together.
Aggregates
Rhubarb
Cultivars
Root hairs
20. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Self - fruitful
Focalization
Blossom - end rot
Monoecious
21. Contain a strong primary root along with roots that branch out on the side
Taproots
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Aggregate fruits
Natural enemies
22. Examples os plants classified by growth patterns - have conducting rubes throughout their stems
Nutrient management plans
Monocots
Back - siphoning
Erosion
23. A cluster or several flowers
Residual
Stems
Multiple fruits.
Tillage
24. An embryo then develops inside a tissue that is protective and both layers are known as a
Seed
Taproots
Specific epithet
Stems
25. Plants that live their entire life cycle n one growing season
Taproots
Annuals
Ethylene
Mycoplasmas
26. Are the first leaves to appear after seeds germinate
Anther
Biennial
Cotyledons
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
27. Provide food for plants. absorb sunlight and transform it into food.
Repetition
Leaves
Annuals
Plant hardiness
28. Pollinated from the same flower or other flowes on the same
Vegetable
Self - fruitful
Nitrogen fixation
Fruit
29. The only vegetable used as a fruit
Rhubarb
Monoecious
Pistil
Biennial
30. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Perennials
Fruit cracking
O horizon
Fumigant
31. 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.
Simplicity
Cotyledons
O horizon
Balance
32. Refers to woody plants that lse leaves or needle each winter
Mulch - Till
Transpiration
Decidious
Annuals
33. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.
Dioecious
Fungi
Respiration
Proportion
34. The loss of water by plants from both evaporation and transpiration.
Evapotranspiration
Loess
Self - fruitful
Fungi
35. 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
Stomata
Specific epithet
Plant hardiness
36. Increases organic matter and disburses aggregates
Insert ingredients
Seed
Surge flow
Tillage
37. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Fruit
Natural enemies
Monoecious
Harrowing
38. The system that moves water and minerals is called a
Mass bulk/flow
Colluvium
Respiration
xylem
39. The system using two names to identify plants.
Eolian
Active ingredients
Binomial nomenclature
Ridge till
40. By crops is dependent on the soils nutrient supply - the area of the root surface area and the root activity.
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Balance
Unity
Nutrient supply
41. 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.
Diffusion
Phloem
Focalization
Root hairs
42. 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.
B horizon
Residual
Mulch - Till
Fumigant
43. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Seed
Constructed wetlands
Vascular system
44. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.
Fumigant
Monocots
Binomial nomenclature
Stems
45. A stem also has a part known as a ___ - which produces tissue that lengthens the stem
Fruits
Tendils
Loess
Cambium
46. Are organisms that can kill or reduce the ability to reporduce in other organisms
Nutrient supply
Natural enemies
Stigma
Aggregate fruits
47. A protective layer outside the surface of a leaf.
Integrated pest management
Cuticle
Harrowing
Stigma
48. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.
Nutrient management plans
Annuals
Plant hardiness
Anther
49. One of several major factors influencing soil characteristics.
Residual
Companion crops
Natural enemies
Parent material
50. For each field should then be analyzed based on the soil productivity and management that is intended.
Hydroponics
Cultivars
xylem
Yield potential