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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. When the calyx - corolla - and stamen of a flower appear to be attached at the top of the ovary - the ovary is said to be ____?
inferior
transpiration
taproots
transpiration rates decrease
2. Specialized roots that permit plants growing in water to facilitate
tap - fiblous
pneumatophoves
conduction and absorption
taproots
3. Most of the flesh of pomes comes from the ____?
radicle
red light
annual ring
callyx/corolla
4. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?
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
phloem
Irish (white) potato
axillary bud and leaf
5. The Calvin cycle is sometimes referred to as the ___?
glycolysis
3 carbon pathway
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
rhizomes
6. Specialized cells in the vascular tssue of a root responsible for initiating lateral root growth are _____ cells?
apical meristem
lose
cortex
into the cell
7. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?
water conduction
1
having a special covering called the root cap
antenna pigments
8. Why is visible light good energy to use for photsynthesis?
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9. The part of the flower that eventually become seeds are the ___?
transpiration
fruit
ovule
mychorizea
10. Plants whose leaves fall off at the end of the growing season are ___?
fruit
ovary
deciduous
pericarp
11. The type of root system found in a dicot is a ___?
all of the above are correct
dioecious; staminate
compound - simple
taproots
12. The final electron acceptor during the process of cellular respiration is ___?
ovule
horizon E
oxygen
modified stems
13. A primary function of traechids is ___?
transpiration
node
water conduction
ovary
14. Which soil horizon is the most important agriculturally?
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable
horizon E
15. White the basic chemical equation for photosynthesis indicating which parts are for the light dependent stage and which are part of the light independent stage?
pollen:stigma
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
cortex
the presence of nodes and internodes
16. Which of the following drugs are NOT obtained from leaves?
sclerenchyma
the root hairs on the root tips absorb water into the soil through osmosis. this water travels up the roots - up the stems - and to the leaves throughout the plant by capillary action. once absored in leaves - the water leaves the plant through trans
tap - fiblous
digitalis
17. The 'eyes' of the Irish potato are actually ____?
axillary buds
chollenchyma
oxygen
axillary bud and leaf
18. Roots differ from stems in ___?
Irish (white) potato
rain
vessels conduct sugars - traechids conduct water
all of the above are correct
19. Which is a type of epidermal cell?
guard cell and root hair
having a special covering called the root cap
all of the above are correct
turgor pressure
20. Fungi which associate with roots to increase water absorption and mineral uptake are called ____?
pith
mycoorhizae
rhizomes
fruit
21. The part of the flower where seeds are produced is called the ___?
compound - simple
ovary
internodes
annual ring
22. 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.
horizon E
terger
transpiration rates can decrease
all of the above are correct
23. A structure in the axil of an attached leaf that is apable of future growth to form a branch shoot is the ____?
it has node marks all over it where branches could grow off of.
axillary bud
Irish potato
all of the above are correct
24. Leaves and buds are attached to the stem at the ___?
vessel elements
node
turgor pressure
phloem
25. The space on a stem between where buds are attache and elongates is referred to as the ____?
internode
axillary bud and leaf
receptacle
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
26. A farmer finds that his landin the wetbottoms during an exceptionally wet year produced a very poor crop as most of the plants died. What could've been the problem?
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27. Not a specialized leaf?
Irish potato
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
fibrous
sclerenchyma
28. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
it has node marks all over it where branches could grow off of.
apical meristem
vascular bundles
vascular cambium
29. The main 'job' of the root is ____?
manganese
rain
conduction and absorption
vascular bundles
30. ___ 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?
cotyledon
chollenchyma
tap - fiblous
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
31. Actively dividing cells can be found in ___?
pressure-flow hypothesis
absorpion of minerals in solution
eristems
desert
32. Which of the following drugs is NOT obtained from leaves?
axillary bud and leaf
annuals
fibrous
penicilin
33. Sugars produced in photosynthesis are loaded intothe ___ of the leaf?
aerobic
node
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
phloem
34. The parts of a flower that form male gametes are the ____?
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
stamen; anther
chollenchyma
Irish (white) potato
35. Which pair goes along with pollination?
transpiration
pollen:stigma
cortex
water molecules
36. When the calyx - corolla - and stamen of a flower are attached below the overy - the ovary is said to be ___?
water molecules
guard cell and root hair
transpiration
superia
37. Vessels are different from traechids because _____?
vessels conduct sugars - traechids conduct water
the root hairs on the root tips absorb water into the soil through osmosis. this water travels up the roots - up the stems - and to the leaves throughout the plant by capillary action. once absored in leaves - the water leaves the plant through trans
prickles
cellulose
38. Which biome has the best 'A' horizon?
grasslands
vascular cambria
pith
terger
39. When humidity is high - ____?
tap - fiblous
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
transpiration rates decrease
modified stems
40. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
chloroplasts
water molecules
pericarp
exocarp
41. If the concentration of solutes inside the plant cell is grater than the concentration on the outside - water will move ___?
into the cell
receptacle
auxillary
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
42. Why do most roots tend to die in soils that contain very high concentrations of salts (or fertilizer)?
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
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
auxillary
sweet potato
43. Explain how a guard cell opens and closes the stoma?
node
node
high turgor pressure opens Kt-->0. low turgor pressure close 0
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
44. Not a specialized stem?
the root hairs on the root tips absorb water into the soil through osmosis. this water travels up the roots - up the stems - and to the leaves throughout the plant by capillary action. once absored in leaves - the water leaves the plant through trans
pollen:stigma
cassava
superia
45. Specialized epidermal cells that increase the surface area for absorption of water are ____?
bulb
terger
major elements vegetation requires for growth (macronutrients)
root hairs
46. Which of the following is a specialized root for storage?
imbition
ovary
bulb
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
47. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
apical meristem
vascular bundles
root hairs
transpiration
48. Which of the following is a root with a specialized function for food storage?
sweet potato
water molecules
ovule
manganese
49. As best as you can - briefly describe the development of vascular tissue by the lateral/vascular cambium of a stem and how that results in the production of wood?
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.
water conduction
transpiration
bulb
50. Horizontal stems that produce roots and shoots are ___?
node
the root hairs on the root tips absorb water into the soil through osmosis. this water travels up the roots - up the stems - and to the leaves throughout the plant by capillary action. once absored in leaves - the water leaves the plant through trans
rhizomes
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
Can you answer 50 questions in 15 minutes?
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