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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. Which of the following drugs are NOT obtained from leaves?
water conduction
pollen:stigma
penetrate very deeply to underground water reservoirs
digitalis
2. This structure in the ovary of a flower is responsible for producing a seed?
terger
ovule
leave the cell
penetrate very deeply to underground water reservoirs
3. The best soil for plant growth is ___?
root hairs
transpiration
absorpion of minerals in solution
loam
4. Wood cells are composed primarily of cellulose and ___?
If there is a higher concentration of salts outside of the root - then water will not move inside the roots against the concentration gradient. the roots will dehydrate and eventually die
axillary bud and leaf
transpiration rates can decrease
lignin
5. Most of the flesh of pomes comes from the __?
internode
water conduction
receptacle
vessel elements
6. Cells produced by the vascular cambium do NOT include ___?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
eristems
Irish (white) potato
parenchyma
7. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?
transpiration
tungor
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
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
8. The discrete patches of xylem and phloem found in monocot stems are called ____?
vascular bundles
ovary
compound - simple
Irish (white) potato
9. The fungi symbiotically associated with roots are called ___?
mychorizea
stolon/runner
ovule
phloem
10. Pollen is produced in the ____ of a flower?
upper epidermal cells
ovary
chollenchyma
anther
11. Which fruit or seed is dispersed by water?
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
stem
coconut
leave the cell
12. The main 'job' of the root is ____?
desert
mychorizea
conduction and absorption
callyx/corolla
13. The ground tissue of monocots is composed of ___?
3 carbon pathway
axillary bud and leaf
parenchyma
region of maturation
14. A plant placed in a beaker of salt water will ____?
axillary bud
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
lose
into the cell
15. The dermal tissues of leaves have wha specialized cells to regulate gas exchange?
it has node marks all over it where branches could grow off of.
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
cotyledon
guard cells
16. Which of the following is a critical part of a seed providing nutrition for the embryo?
cotyledon
sclerenchyma
parenchyma
vessels conduct sugars - traechids conduct water
17. Which soil horizon is the most important agriculturally?
horizon E
annuals
transpiration
cotyledon
18. This tissue/region is present in monocot roots but absent in dicot roots?
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
mychorizea
receptacle
pith
19. What 8 elements are classified as major/macro elements for plant development?
phloem
stigma
CHOPKNSCa
tungor
20. The parts of a flower that form male gametes are the ____?
stamen; anther
leave the cell
stigma
to open - potassium will enter the guard cell. then the guard cell will swell and attract water to the stomata - or area of high concentration. Once the plant has enough water - potassium will diffuse out - the guard cells will shrink - and finally c
21. Horizontal stems that grow just below the surface of the soil are called ____?
water conduction
deciduous
rhizomes
antenna pigments
22. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
more stomata on the upper surface
vascular bundles
internode
ovules
23. Stems differ from roots in ____?
the presence of nodes and internodes
pericarp
phloem
cotyledon
24. Not a specialized stem?
phloem
water conduction
cassava
potassium
25. Leaves and buds are attached to the stem at the ___?
ovule
antenna pigments
grows back every year
node
26. These 'showy' modified leaves are found at the base of flowers and usually draw attention to the smaller real flowers?
bracts
pericarp
absorpion of minerals in solution
inferior
27. Which of the following cell types hs food conduction as a primary function?
phloem
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
vascular cambium
deciduous
28. Specialized epidermal cells that increase the surface area for absorption of water are ____?
root hairs
vascular cambria
pollen:stigma
ovary
29. If the concentration of solutes inside the plant cell is grater than the concentration on the outside - water will move ___?
it has node marks all over it where branches could grow off of.
into the cell
pericarp
grasslands
30. Which of the following is a root with a specialized function for food storage?
sweet potato
axillary bud
transpiration rates increase
callyx/corolla
31. When humidity is high - ____?
aerobic
compound - simple
transpiration rates decrease
fruit
32. The type of root system found in a dicot is a ___?
taproots
vessels
aerobic
node
33. The 'eyes' of the Irish potato are actually ___?
inferior
rhizomes
sclerenchyma
auxillary
34. Cells produced by the vascular cambium do NOT include ___?
phelloderm
stigma
grasslands
Irish potato
35. The discrete patches of xylem and phloem found in herbaceous dicot stems are called ___?
cortex
transpiration rates increase
upper epidermal cells
vascular bundles
36. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?
K
transpiration rates can decrease
fig
horizon E
37. What obvious characteristic does a deciduous plant exhibit?
tap - fiblous
parenchyma
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
grows back every year
38. In nature depletion of mineral nutrients in the soil - interference with plant growth by excluding air - and the acceleration of the breakdown of nitrates in the soil is caused by too much ____?
root cap - zone of elongation - maturation - division
visible light is good because it's not as intense so that it will burn the plant - but it is still intense enough to produce plenty of energy
rain
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
39. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
upper epidermal cells
chollenchyma
CHOPKNSCa
axillary bud
40. An example of a multiple fruit would be the ___?
ovules
fig
cassava
If there is a higher concentration of salts outside of the root - then water will not move inside the roots against the concentration gradient. the roots will dehydrate and eventually die
41. One year's growth of xylem in secondary wood is referred to as an ____?
cassava
cellulose
annual ring
pericarp
42. A structure in the axil of an attached leaf that is apable of future growth to form a branch shoot is the ____?
axillary bud
radicle
Irish (white) potato
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
43. When humidity is low - ____ ?
stigma
annuals
imbition
transpiration rates increase
44. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
false
apical meristem
vascular cambium
aerobic
45. The part of the flower where seeds are produced is called the ___?
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable
cortex
all of the above are correct
ovary
46. Most cacti are __________ where the stem is responsible for the photosynthetic processes in the plant?
the presence of nodes and internodes
root hairs
modified stems
vascular bundles
47. Roots differ from stems in ___?
all of the above are correct
phloem
callyx/corolla
aerobic
48. Most of the flesh of pomes comes from the ____?
potassium
callyx/corolla
stamen; anther
mychorizea
49. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?
vascular cambria
diffuse out
root cap - zone of elongation - maturation - division
manganese
50. During the light dependent reactions of photosynthesis - ____?
prickles
cortex
manganese
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen