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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. 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.
Yield potential
Flowers
B horizon
Stamen
2. Are brightly colored forms in which leaves may be modified
Bracts
Vegetable
Photosynthesis
Nutrient supply
3. This name is not always capitalized - in botany refers to a group of plants that can interbreed only among themselves
E horizon
Specific epithet
Cutin
Perennials
4. The male portion of a flower
Stamen
Decidious
Binomial nomenclature
Catface
5. Pesticide is a capor or gas or it forms a cloud of vapor and gas when applied
Anther
Fumigant
Binomial nomenclature
Phloem
6. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.
Hydroponics
Root interception
Nutrient management plans
Dioecious
7. Formation of buds taking place.
Decidious
Focalization
Nodes
Companion crops
8. Refers to the movement through the soil of molecules.
A horizon
Root interception
Annuals
Diffusion
9. A cluster or several flowers
Ridge till
Multiple fruits.
Aggregates
Mycoplasmas
10. Protect the plant
Spines
Fibrous roots
Back - siphoning
Transition
11. Are flowers and shoots not yet developed
Hydroponics
Buds
Blossom - end rot
Sunscald
12. 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.
Nitrogen fixation
Monocots
Focalization
Bracts
13. A condition in which wind or heat take too much water from a plant
Bracts
Stigma
Sunscald
Vascular system
14. In design comes from elements creating a feeling of motion that can lead the eyes of a viewer through or beyond the area designed.
Seed
Sunscald
Aggregate fruits
Rhythm
15. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.
Ridge till
Nitrogen fixation
Respiration
Hydroponics
16. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.
Phloem
Companion crops
Stems
Fumigant
17. Is an equality in something visually attractive
xylem
Mass bulk/flow
Self - sterile
Balance
18. Are organisms that can kill or reduce the ability to reporduce in other organisms
Seed
Natural enemies
Plant hardiness
Monoecious
19. Repeated features such as plants. These features have like shape - form - texture - and color.
Leaves
Back - siphoning
Unity
Repetition
20. The system that allows the lifeblood or water - nutrients and food through the plant
B horizon
Monoecious
Aggregates
Vascular system
21. Scarring on the blossom end of a tomato
Erosion
Yield potential
Leaves
Catface
22. Ripe ovaries or groups of ripened ovaries that contain seeds.
Fruits
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Diffusion
Simplicity
23. Leaf rust is a form of
Blossom - end rot
Vascular system
Fungi
Cross pollinization
24. Is change that is gradual
Hydroponics
Parent material
xylem
Transition
25. Should be used when mixed plantings are made during marginal planting periods.
Buds
Companion crops
Integrated pest management
Anther
26. Plants retain their leaces all year
Surge flow
Mycoplasmas
Pistil
Evergreen
27. Parent material moved by gravity
Ridge till
Taproots
Cultivars
Colluvium
28. Are the first leaves to appear after seeds germinate
Cotyledons
Mycoplasmas
Biennial
Blossom - end rot
29. Are plants that may live multiple years and may form flowers and seeds every year
Sunscald
Monoecious
Compaction
Perennials
30. Which holds and captures pollen - and the style.
Residual
Integrated pest management
Harrowing
Stigma
31. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Fruit
Fibrous roots
Integrated pest management
32. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.
Nitrogen fixation
Blossom - end rot
Vegetable
Ridge till
33. Are those chemicals that control a target pest
Active ingredients
Tendils
Transition
Perennials
34. Is a hormone for plants and growth regulator
Ethylene
Specific epithet
Compaction
Genus
35. What do roots do for the plant
Stems
Integrated pest management
Spines
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
36. The system that moves water and minerals is called a
Buds
xylem
Phloem
Lacustrine
37. Plants that live their entire life cycle n one growing season
Stigma
Annuals
O horizon
Mulch - Till
38. Provide food for plants. absorb sunlight and transform it into food.
Annuals
Leaves
Tillage
Cross pollinization
39. 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
Monoecious
Surge flow
Loess
40. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Repetition
Fruit cracking
Stems
Cotyledons
41. The growing of roots into new soil that contacts available nutrients
Mulch - Till
Fibrous roots
Root interception
Monoecious
42. Are groups of plants developing new characteristics that occur naturally though hybridization.
Hydroponics
Varities
Repetition
Evapotranspiration
43. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.
Buds
Fruit
Constructed wetlands
Dioecious
44. Is where the formation of pollen takes place
Anther
Fruit cracking
A horizon
Compaction
45. Full width tilage involving one or more trips during the soil surface is tilled. Done before or during planting.
Annuals
Insert ingredients
Catface
Mulch - Till
46. Pollinated from the same flower or other flowes on the same
Proportion
Varities
Self - fruitful
Unity
47. The female portion of a flower
Sunscald
Pistil
Respiration
Varities
48. Are plants grouped because of its ability to grow in girth
Leaves
Catface
Dicots
Nutrient management plans
49. One of several major factors influencing soil characteristics.
Specific epithet
Parent material
Stigma
Blossom - end rot
50. 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.
Balance
Dicots
O horizon
Self - sterile