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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. Have numerous roots that are branched out.
Fibrous roots
Harrowing
Root hairs
Temperature and light
2. Refers to the movement through the soil of molecules.
Buds
Diffusion
A horizon
Fruit
3. Materials that are moved by streams and deposited into fresh water.
Cross pollinization
Lacustrine
Root hairs
Varities
4. The male portion of a flower
Fruit
Stamen
Phloem
Active ingredients
5. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Evergreen
Fruit
Monoecious
Transition
6. Are the first leaves to appear after seeds germinate
Fibrous roots
Cotyledons
Rhubarb
Monoecious
7. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.
Respiration
Fungi
Stamen
A horizon
8. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Integrated pest management
Diffusion
Ridge till
Rhythm
9. Are flowers and shoots not yet developed
Hydroponics
Specific epithet
Active ingredients
Buds
10. Refers to woody plants that lse leaves or needle each winter
Ethylene
Rhubarb
xylem
Decidious
11. Determine how long is an internodes length
Fruit cracking
Temperature and light
Rhubarb
Unity
12. The only vegetable used as a fruit
Surge flow
Rhubarb
Mass bulk/flow
Cuticle
13. Refers to how well a plant can survive cold temperatures
Mass bulk/flow
Plant hardiness
Transpiration
Respiration
14. Which holds and captures pollen - and the style.
Plant hardiness
Sunscald
Dicots
Stigma
15. Plants that live their entire life cycle n one growing season
Annuals
Bracts
Fruit
Nitrogen fixation
16. Support stems
Compaction
Tendils
Evapotranspiration
Taproots
17. For each field should then be analyzed based on the soil productivity and management that is intended.
Yield potential
Monoecious
Monocots
Transpiration
18. Cannot be fertilized by their own pollen
Fumigant
Self - sterile
Cutin
Compaction
19. Repeated features such as plants. These features have like shape - form - texture - and color.
Specific epithet
Repetition
Diffusion
Multiple fruits.
20. When light is used to convert carbon dioxide and water into plant food.
Balance
Photosynthesis
Perennials
Transpiration
21. Increases organic matter and disburses aggregates
Blossom - end rot
Seed
Sunscald
Tillage
22. Is a reference to the size of portions of the design in relation to one another.
Balance
Cutin
Proportion
Harrowing
23. Are the smallest known living organisms that may reporuce and live apart from other living organisms.
Stamen
Mass bulk/flow
Stems
Mycoplasmas
24. The female portion of a flower
Stamen
Pistil
Respiration
Fruit
25. The loss of water by plants from both evaporation and transpiration.
Evergreen
Transpiration
Dioecious
Evapotranspiration
26. Is moving liquid pesticide mixture through a filling hose and into a water source
Unity
Insert ingredients
Back - siphoning
Diffusion
27. Full width tilage involving one or more trips during the soil surface is tilled. Done before or during planting.
Mulch - Till
Taproots
Bracts
Evapotranspiration
28. Pollinated from the same flower or other flowes on the same
Self - fruitful
Dioecious
Vascular system
Insert ingredients
29. A stem also has a part known as a ___ - which produces tissue that lengthens the stem
Cambium
Monocots
Root interception
Natural enemies
30. 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
Dioecious
Insert ingredients
Unity
31. Increase the roots capacity to absorb to water and nutrients
Root hairs
Integrated pest management
Insert ingredients
Binomial nomenclature
32. Is a wind - moved material that is silt - sized or smaller
Parent material
Loess
Fibrous roots
Aggregate fruits
33. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.
Varities
Surge flow
Insert ingredients
Photosynthesis
34. An embryo then develops inside a tissue that is protective and both layers are known as a
E horizon
Pistil
Seed
Focalization
35. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.
Monocots
O horizon
Blossom - end rot
Root hairs
36. Have a two - year growth cycle
Biennial
Proportion
Flowers
Ridge till
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.
E horizon
Vascular system
Parent material
Balance
38. Flowers with several simple pistils formed
Aggregate fruits
Flowers
Cuticle
Colluvium
39. Provide food for plants. absorb sunlight and transform it into food.
Unity
Constructed wetlands
Leaves
Taproots
40. 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.
xylem
Companion crops
Balance
O horizon
41. A condition in which wind or heat take too much water from a plant
Ridge till
Stamen
Root hairs
Sunscald
42. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Root hairs
Fruit cracking
Stigma
O horizon
43. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Dicots
A horizon
Harrowing
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
44. As in the sense of a plant part - is a structure that produces seeds.
Ridge till
Photosynthesis
Flowers
Stomata
45. What do roots do for the plant
Stems
Root hairs
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Flowers
46. Always develop from a flower and has at least one ovary that has ripened
Fibrous roots
Dicots
Yield potential
Fruit
47. Is a hormone for plants and growth regulator
No - till
Compaction
Ethylene
Tendils
48. Parent material moved by gravity
Transpiration
Nitrogen fixation
Colluvium
Transition
49. Is change that is gradual
No - till
Transition
Natural enemies
Insert ingredients
50. Are created when microbes from decomposed organic matter make compounds that make soil particles hold together.
Transition
Aggregates
Surge flow
Active ingredients
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