SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
Search
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. A tomato disorder marked by a black or leathery brown spot on the fruits bottom.
Blossom - end rot
Transition
Balance
Fungi
2. Are a man made means of treating water through natural processes using plants - animals - microorganisms and the environment itself.
Constructed wetlands
Multiple fruits.
Cultivars
Transition
3. The loss of water by plants from both evaporation and transpiration.
Evapotranspiration
Simplicity
Ethylene
Varities
4. One of several major factors influencing soil characteristics.
Parent material
Perennials
Insert ingredients
Tendils
5. Scarring on the blossom end of a tomato
Temperature and light
Stomata
Balance
Catface
6. The only vegetable used as a fruit
Plant hardiness
Rhubarb
Perennials
Cuticle
7. Cannot be fertilized by their own pollen
Self - sterile
Unity
Stamen
Natural enemies
8. The growing of roots into new soil that contacts available nutrients
Proportion
Repetition
Root interception
Fungi
9. In a tomato is from a fast uptake of water such as from sownpurs or excessive watering.
Focalization
Fruit cracking
Taproots
Anther
10. A protective layer outside the surface of a leaf.
Diffusion
Cuticle
Erosion
Active ingredients
11. 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 management plans
Genus
Binomial nomenclature
12. Are plants that may live multiple years and may form flowers and seeds every year
Cambium
Nodes
Active ingredients
Perennials
13. By crops is dependent on the soils nutrient supply - the area of the root surface area and the root activity.
Ridge till
Simplicity
Nutrient supply
Phloem
14. Plants retain their leaces all year
Evergreen
Nitrogen fixation
Back - siphoning
Insert ingredients
15. 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.
Proportion
No - till
Cuticle
Genus
16. Examples os plants classified by growth patterns - have conducting rubes throughout their stems
Monocots
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Decidious
Back - siphoning
17. Reducing a design to its simplest and most functional form.
Temperature and light
Simplicity
Cuticle
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
18. Determine how long is an internodes length
xylem
Eolian
Harrowing
Temperature and light
19. Which holds and captures pollen - and the style.
Repetition
No - till
Bracts
Stigma
20. Are tiny leaf openings on the leaf surface - allows plants to release and take in gases - such as carbon dioxide - oxygen - and water vapor
Cultivars
Repetition
Stomata
Cuticle
21. A condition in which wind or heat take too much water from a plant
Varities
No - till
Anther
Sunscald
22. The system using two names to identify plants.
Nitrogen fixation
Buds
Mulch - Till
Binomial nomenclature
23. Ripe ovaries or groups of ripened ovaries that contain seeds.
Root interception
Aggregate fruits
Dicots
Fruits
24. Is a cyclic irrigation application that delivers water to land during a series of on and off time spans known as hydraulic surges.
Eolian
xylem
Surge flow
Dioecious
25. Uses a variety of combinations to control pest - generally one that does the least harm to the pest of the environment.
Insert ingredients
Integrated pest management
A horizon
Stamen
26. Is moving liquid pesticide mixture through a filling hose and into a water source
Cutin
Back - siphoning
Nitrogen fixation
Active ingredients
27. A process in which nitrogen gas in the atmosphere is converted into ammonia.
Root interception
Nitrogen fixation
Seed
Nutrient management plans
28. Are groups of plants developing new characteristics that occur naturally though hybridization.
Harrowing
Varities
Cutin
Stamen
29. The opposite of photosynthesis - uses food and oxygen to change chemical energy into heat for plants.
Vascular system
Respiration
Anther
Flowers
30. Trunks for a plant. support leaves - fruits - and flowers. May also take in nutrients and store food.
Stems
Anther
Rhubarb
Fungi
31. Materials that are moved by streams and deposited into fresh water.
Lacustrine
Root interception
Respiration
Harrowing
32. Help decrease the amount of excessive nutrients that can enter the water from storm runoff.
Flowers
Proportion
Nutrient management plans
Companion crops
33. The waxy substance that makes up cuticles.
Cultivars
Cutin
Sunscald
Perennials
34. Plants that live their entire life cycle n one growing season
Yield potential
Vegetable
Spines
Annuals
35. Are organisms that can kill or reduce the ability to reporduce in other organisms
Cultivars
Surge flow
Natural enemies
Self - sterile
36. Leaf rust is a form of
Plant hardiness
Loess
Biennial
Fungi
37. Are plants grouped because of its ability to grow in girth
Proportion
Bracts
Perennials
Dicots
38. The female portion of a flower
Stomata
Temperature and light
Compaction
Pistil
39. Parent material moved by gravity
Blossom - end rot
Vascular system
Colluvium
Stomata
40. Are flowers and shoots not yet developed
Pistil
Root hairs
Colluvium
Buds
41. One of several conservation tillage types used to cover 30 percent or more of pasture with crop residue.
Stamen
Anther
Evapotranspiration
No - till
42. Is where the formation of pollen takes place
Photosynthesis
Tendils
Stems
Anther
43. A stem also has a part known as a ___ - which produces tissue that lengthens the stem
Unity
Cambium
Binomial nomenclature
Genus
44. Are the first leaves to appear after seeds germinate
Binomial nomenclature
Cotyledons
Unity
Integrated pest management
45. 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
Annuals
Nitrogen fixation
Nodes
46. Is a hormone for plants and growth regulator
Ethylene
Photosynthesis
B horizon
Dicots
47. The part of the system that moves the food is known as the
Phloem
Taproots
Fruits
Erosion
48. Is breaking soil out of clods and breaking in finer clumps. Do this after you plow.
Fibrous roots
Harrowing
Companion crops
Decidious
49. Provide food for plants. absorb sunlight and transform it into food.
Compaction
Biennial
Leaves
Yield potential
50. What do roots do for the plant
Hydroponics
Take nutrients and water for the plant and store food for the plant. serves an anchor for plant.
Anther
Annuals