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Test your basic knowledge |
Botany Basics
Start Test
Study First
Subject
:
science
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. Wood cells are composed primarily of lignin and ____?
annual ring
A - topsoil - grassland
into the cell
cellulose
2. Pollen is produced in the ____ of a flower?
guard cell and root hair
pollen:stigma
anther
ovary
3. If the concentration of solutes/salts outside the plant cell is greater than the concentration on the inside - water will ____?
more stomata on the upper surface
pith
coconut
leave the cell
4. The leaves of cacti are actually ____?
prickles
fibrous
more stomata on the upper surface
terger
5. ___ roots of dicots penetrate very deeply to underground water while ____ roots of monocots remain close to the surfae and facilitate rapid absorption of surface water?
tap - fiblous
diffuse out
enter
cotyledon
6. When a plant is fully saturated with water it is said to be high in ___ pressure wheras if it is low in water the plant is said to be flacid.
terger
root cap - zone of elongation - maturation - division
receptacle
aerobic
7. The part of the flower that eventually become seeds are the ___?
superia
stolon/runner
ovule
inferior
8. Explain photorespiration and how the enzyme rubisco plays a major role in that process during photosynthesis?
having a special covering called the root cap
inferior
photo respiration occurs usually in times of drought. limited water forces the plant to close stomata - therefore blocking co2. with lo concentrations of co2 and high concentrations of 02 - the enzyme rubisco starts to bind 02 instead of co2. this pr
phelloderm
9. The fungi symbiotically associated with roots are called ___?
aerobic
loam
penicilin
mychorizea
10. A primary function of traechids is ___?
water conduction
having a special covering called the root cap
imbibition
callyx/corolla
11. One year's growth of xylem in secondary wood is referred to as an ____?
pollen:stigma
exocarp
prickles
annual ring
12. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
into the cell
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
vascular bundles
ovule
13. The areas between the location of leaf attachments on the stem are called ___?
fibrous
aerobic
inferior
internodes
14. At present the most widely accepted theory for movement of substances in the phloem is called the ____?
false
pressure-flow hypothesis
parenchyma
stolon/runner
15. When the calyx - Corolla - and stamens of a flower are attached at the top of the ovary - the ovary is said to be ____?
inferior
leave the cell
chollenchyma
eristems
16. The wood of cone bearing trees - softwoods - consists of primary traechids - while the wood of flowering trees - hardwoods - consists of traechids and ____?
cambium
apical meristem
vessels
strawberry
17. The 'eyes' of the Irish potato are actually ____?
vascular bundles
vascular cambium
pneumatophoves
axillary buds
18. In addition to anchoring a plant - roots usually function directly in which of the following processes?
guard cell and root hair
absorpion of minerals in solution
phloem
The cambium is a ring of undifferentiated cells. Once a cell moves to the outside of the cambium it becomes phloem. When the cells move into the inside of the cambium - the cells become xylem. Xylem cells die - harden and begin expanding with fresh x
19. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?
root hairs
ovule
potassium
The cambium is a ring of undifferentiated cells. Once a cell moves to the outside of the cambium it becomes phloem. When the cells move into the inside of the cambium - the cells become xylem. Xylem cells die - harden and begin expanding with fresh x
20. Pollen adheres to a sticky portion of the flower called the ____?
transpiration
dioecious; staminate
stigma
guard cells
21. Differentiate between diffusion and osmosis?
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
aerobic
the sepal - petal - stamen - pistil are the 4 main parts. in double fertilization - the pollen grain produces 2 sperm cells which travel as pollen to the stigma and down the style ofthe pistil to the ovary. One will fertilize an egg in the ovary whil
inferior
22. The main 'job' of the root is ____?
stamen; anther
receptacle
stele
conduction and absorption
23. The endodermis works to direct water through its cells by having the presence of a waxy layer of suberin called the ____ around its cells n only one plane?
tungor
casperian strips
dioecious; staminate
base of grass leaves
24. A uniovulate carpel would contain how many seed?
apical meristem
into the cell
1
stolon/runner
25. Cells produced by the vascular cambium include ___?
rhizomes
diffuse out
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
26. In which region would an ntercalary meristem be found?
potassium
guard cell and root hair
base of grass leaves
ovule
27. The Calvin cycle is sometimes referred to as the ___?
base of grass leaves
3 carbon pathway
cambium
transpiration
28. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?
root cap - zone of elongation - maturation - division
manganese
red light
the vascular cambium produces both secondary xylem and secondary phloem - or vascular tissue. The secondary xylem is the wood in dicot plant and lignon surrounds it for support.
29. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
cassava
base of grass leaves
having a special covering called the root cap
major elements vegetation requires for growth (macronutrients)
30. What 8 elements are classified as major/macro elements for plant development?
internode
CHOPKNSCa
horizon E
dioecious; staminate
31. Which of the following cell types hs food conduction as a primary function?
desert
phloem
ovule
the vascular cambium produces both secondary xylem and secondary phloem - or vascular tissue. The secondary xylem is the wood in dicot plant and lignon surrounds it for support.
32. When a plant cell loses water and the cell membrane pulls away from the cell wall - the cell is said to be under going ____?
guard cell and root hair
stem
plasmolysis
ovules
33. Plants maintain a constant flow of water from the roots to the leaves through a process very critical to life on land called ____?
the vascular cambium produces both secondary xylem and secondary phloem - or vascular tissue. The secondary xylem is the wood in dicot plant and lignon surrounds it for support.
transpiration
stamen; anther
terger
34. Pressure that develops within a living cell as the result of water entering the cell is called ___?
annual ring
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
turgor pressure
loam
35. Which of the following is a root with a specialized function for food storage?
apical meristem
Irish (white) potato
rain
sweet potato
36. Specialized cells in the vascular tssue of a root responsible for initiating lateral root growth are _____ cells?
apical meristem
compound - simple
pneumatophoves
terger
37. Wood cells are composed primarily of cellulose and ___?
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
plasmolysis
lignin
antenna pigments
38. Leaves and buds are attached to the stem at the ___?
exocarp
node
lignin
chollenchyma
39. Not a specialized leaf?
callyx/corolla
upper epidermal cells
Irish potato
fruit
40. This tissue (region) is present in monocot roots but absent in dicot roots?
eristems
annual ring
inferior
pith
41. Not a specialized leaf?
ovary
inferior
3 carbon pathway
Irish (white) potato
42. The space on a stem between where buds are attache and elongates is referred to as the ____?
internode
imbition
tap - fiblous
concentration outside roots causes plant to lose h20
43. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
major elements vegetation requires for growth (macronutrients)
chloroplasts
K
ovules
44. The osmotic response of guard cells is governed by the ___ levels in the guard cells?
potassium
3 carbon pathway
modified stems
casperian strips
45. Which pair goes along with pollination?
pollen:stigma
ovary
stele
aerobic
46. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?
annual ring
K
imbition
photo respiration occurs usually in times of drought. limited water forces the plant to close stomata - therefore blocking co2. with lo concentrations of co2 and high concentrations of 02 - the enzyme rubisco starts to bind 02 instead of co2. this pr
47. Roots differ from stems in ___?
auxillary
all of the above are correct
deciduous
vascular bundles
48. Cells produced by the vascular cambium do NOT include ___?
more stomata on the upper surface
parenchyma
Irish (white) potato
red light
49. Name the 4 parts of aflower and briefly explain the process of double fertilization?
concentration outside roots causes plant to lose h20
the sepal - petal - stamen - pistil are the 4 main parts. in double fertilization - the pollen grain produces 2 sperm cells which travel as pollen to the stigma and down the style ofthe pistil to the ovary. One will fertilize an egg in the ovary whil
potassium
grows back every year
50. The part of the flower in which seeds are produced is the ___?
ovary
transpiration
water molecules
pith