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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 waxy substance that makes up cuticles.
Repetition
Cutin
Specific epithet
Bracts
2. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.
No - till
Stems
Harrowing
Cambium
3. Are the smallest known living organisms that may reporuce and live apart from other living organisms.
Mycoplasmas
Aggregates
Fibrous roots
Evapotranspiration
4. Are those chemicals that control a target pest
Active ingredients
Mulch - Till
xylem
Natural enemies
5. The growing of roots into new soil that contacts available nutrients
Root interception
Genus
Ridge till
Spines
6. Contain a strong primary root along with roots that branch out on the side
Taproots
Fumigant
Unity
Integrated pest management
7. Protect the plant
Ridge till
Fruit
xylem
Spines
8. Is change that is gradual
Respiration
Fruits
Transition
O horizon
9. As in the sense of a plant part - is a structure that produces seeds.
Diffusion
Flowers
Self - sterile
Cutin
10. Support stems
Blossom - end rot
Back - siphoning
Tendils
Tillage
11. The system that moves water and minerals is called a
xylem
Natural enemies
Integrated pest management
Anther
12. Refers to a plant froup with male and female plants occuring on the same plant such as corn and squash
Cotyledons
Monoecious
Harrowing
Plant hardiness
13. Are inactive parts of pesticide used for diluting a pesticide or to make it safer - easier to mix - measure - apply or more effective.
Insert ingredients
Mulch - Till
Hydroponics
Yield potential
14. A stem also has a part known as a ___ - which produces tissue that lengthens the stem
Tillage
Simplicity
Cambium
Specific epithet
15. One of several major factors influencing soil characteristics.
xylem
Spines
Decidious
Parent material
16. The part of the system that moves the food is known as the
O horizon
Phloem
Rhythm
Stamen
17. Should be used when mixed plantings are made during marginal planting periods.
Specific epithet
Tendils
Fruit
Companion crops
18. Are plants grouped because of its ability to grow in girth
Fruits
Dicots
Bracts
Monocots
19. Repeated features such as plants. These features have like shape - form - texture - and color.
Evergreen
Binomial nomenclature
Repetition
Nutrient management plans
20. Scarring on the blossom end of a tomato
Varities
Evergreen
Catface
Cultivars
21. Always develop from a flower and has at least one ovary that has ripened
Constructed wetlands
Evapotranspiration
Fruit
Nutrient supply
22. Pesticide is a capor or gas or it forms a cloud of vapor and gas when applied
Aggregate fruits
Nutrient supply
Fumigant
B horizon
23. Refer in botanical use as the edible parts of plant - other than the flower
Pistil
Fruits
Vegetable
Bracts
24. Increases organic matter and disburses aggregates
Transpiration
Perennials
Cutin
Tillage
25. Below the O horizon - the __ horizon is where the mineral soil begins. It combines organic matter with weathered products.
A horizon
Specific epithet
xylem
Respiration
26. Come from effective components used to express a main idea through a consistent style
Sunscald
Anther
Cutin
Unity
27. Increase the roots capacity to absorb to water and nutrients
Stems
Root hairs
Balance
Fruit cracking
28. Have numerous roots that are branched out.
Companion crops
Biennial
Tillage
Fibrous roots
29. Are the first leaves to appear after seeds germinate
Cotyledons
Diffusion
Leaves
Temperature and light
30. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.
Respiration
Mulch - Till
Transition
Root interception
31. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Ethylene
Cross pollinization
Spines
Harrowing
32. Is where the formation of pollen takes place
Temperature and light
Anther
Ridge till
Specific epithet
33. 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.
Repetition
E horizon
Natural enemies
Fibrous roots
34. Is a reference to the size of portions of the design in relation to one another.
Proportion
Aggregates
Varities
No - till
35. 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.
Lacustrine
Surge flow
Dicots
O horizon
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
Stomata
Rhubarb
Root hairs
Stigma
37. Reducing a design to its simplest and most functional form.
Integrated pest management
Taproots
Simplicity
Lacustrine
38. Pollinated from the same flower or other flowes on the same
Self - fruitful
Cultivars
Aggregate fruits
Harrowing
39. Are brightly colored forms in which leaves may be modified
Bracts
Harrowing
Fumigant
Taproots
40. 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
Buds
Rhythm
Hydroponics
41. Cannot be fertilized by their own pollen
Nitrogen fixation
Aggregate fruits
Self - sterile
Catface
42. Is an equality in something visually attractive
Binomial nomenclature
Balance
Erosion
Biennial
43. Are new of hybrid plants in which hybridization has been manipulated by humans
O horizon
Self - fruitful
B horizon
Cultivars
44. Which holds and captures pollen - and the style.
Annuals
Aggregates
Stamen
Stigma
45. Materials developing or weathering in place and are not transported
Mass bulk/flow
Residual
Companion crops
Seed
46. A technology for growing plants in nutrient solutions with an artificial medium that providing mechanical support.
Loess
Natural enemies
Nitrogen fixation
Hydroponics
47. The system using two names to identify plants.
xylem
Nitrogen fixation
Focalization
Binomial nomenclature
48. Are plants that may live multiple years and may form flowers and seeds every year
Integrated pest management
Perennials
Monocots
Transpiration
49. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.
Root interception
Constructed wetlands
Cotyledons
Monocots
50. When soil detaches from a portion of the soil profile or the surface of the soil
Self - sterile
Plant hardiness
Ridge till
Erosion