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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. If the concentration of solutes/salts outside the plant cell is greater than the concentration on the inside - water will ____?
pericarp
lose
leave the cell
major elements vegetation requires for growth (macronutrients)
2. The part of the root containing the vascular tissue?
tap - fiblous
cotyledon
auxillary
stele
3. This structure in the ovary of a flower is responsible for producing a seed?
eristems
radicle
ovule
conduction and absorption
4. The best soil for plant growth is ___?
phloem
tungor
inferior
loam
5. Which of the following is part of the embryo of the seed?
radicle
axillary buds
stamen; anther
eristems
6. The skin of most fruits is technically the ____?
base of grass leaves
ovule
node
exocarp
7. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
false
vascular cambium
cortex
apical meristem
8. Fungi which associate with roots to increase water absorption and mineral uptake are called ____?
axillary bud and leaf
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
phelloderm
mycoorhizae
9. This cell type is important in monocot and dicot roots by helping to regulate what gets into the ___?
casperian strips
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
endodermis
Irish potato
10. The main 'job' of the root is ____?
CHOPKNSCa
pressure-flow hypothesis
conduction and absorption
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
11. If the concentration of solutes outside the plant cell is greater than the concentration on the inside - water will _____?
stolon/runner
concentration outside roots causes plant to lose h20
diffuse out
node
12. The space between the nodes of a stem is called the _____?
penicilin
transpiration
into the cell
internode
13. If the concentration of solutes inside the plant cell is grater than the concentration on the outside - water will move ___?
mitochondria - chemiosmosis
phloem
sweet potato
into the cell
14. The discrete patches of xylem and phloem found in herbaceous dicot stems are called ___?
vascular bundles
oxygen
sclerenchyma
ovules
15. This tissue (region) is present in monocot roots but absent in dicot roots?
penicilin
pith
compound - simple
prickles
16. Most of the flesh of pomes comes from the __?
radicle
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
absorpion of minerals in solution
receptacle
17. Which of the following is a specialized leaf?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
internodes
region of maturation
more stomata on the upper surface
18. Grasses - or monocots - are examples of plants with a ____ root system?
guard cell and root hair
fibrous
vessels conduct sugars - traechids conduct water
phloem
19. One year's growth of xylem in secondary wood is referred to as an _____?
1
leave the cell
receptacle
annual ring
20. Most of the water that enters a plant via the roots exits the same plant by the process of ____?
oxygen
transpiration
rhizomes
pericarp
21. Flowering plants that complete their lie cycles in a single season are called ___?
cortex
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
annuals
region of maturation
22. Specialized roots that permit plants growing in water to facilitate
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
mitochondria - chemiosmosis
pneumatophoves
23. Which cell type is responsible for transporting sugars in a plant?
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
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
phloem
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
24. The longest wavelength of energy reaching the earth from the sun is ___?
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
stamen; anther
red light
upper epidermal cells
25. An example of a multiple fruit would be the ___?
desert
fig
diffuse out
terger
26. Water conducting cels that are open at either end include ___?
vessel elements
pressure-flow hypothesis
internodes
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
27. Which of the following is a critical part of a seed providing nutrition for the embryo?
upper epidermal cells
antenna pigments
cotyledon
internodes
28. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
stigma
exocarp
imbibition
upper epidermal cells
29. Vessels are different from traechids because _____?
vessels conduct sugars - traechids conduct water
CHOPKNSCa
guard cell and root hair
superia
30. The part of the flower where seeds are produced is called the ___?
ovary
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
receptacle
31. 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?
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
into the cell
3 carbon pathway
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
32. Which cell types hav the primary function of photosynthesis?
chollenchyma
ovary
annual ring
rain
33. What is attached at the node?
axillary bud and leaf
root hairs
NADPH
ovule
34. Actively dividing cells can be found in ___?
enter
eristems
root cap - zone of elongation - maturation - division
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
35. The space on a stem between where buds are attache and elongates is referred to as the ____?
pressure-flow hypothesis
internode
guard cell and root hair
cotyledon
36. Leaves and buds are attached to the stem at the ___?
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
annual ring
node
stigma
37. Wood cells are composed primarily of cellulose and ___?
receptacle
exocarp
receptacle
lignin
38. Which of the following would NOT be part of the stele?
potassium
cortex
dioecious; staminate
A - topsoil - grassland
39. The ___ horizon - also referred to as ____ - is the most imp't agriculturally and deep layers of This is found in the ____ biome?
A - topsoil - grassland
chloroplasts
phelloderm
Irish (white) potato
40. Which of the following is a specialized root for storage?
node
transpiration
bulb
ovary
41. The part of the flower that eventually become seeds are the ____?
taproots
cotyledon
ovules
radicle
42. Pressure that develops within a living cell as the result of water entering the cell is called ___?
internode
fibrous
turgor pressure
deciduous
43. The fungi symbiotically associated with roots are called ___?
it has node marks all over it where branches could grow off of.
enter
mychorizea
imbibition
44. 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.
vessel elements
transpiration
anther
terger
45. The wood of cone bearing trees - softwoods - consists of primary traechids - while the wood of flowering trees - hardwoods - consists of traechids and ____?
internodes
vessels
vascular bundles
guard cells
46. The part of the flower in which seeds are produced is the ___?
having a special covering called the root cap
receptacle
ovary
all of the above are correct
47. Explain how a guard cell opens and closes the stoma?
turgor pressure
NADPH
high turgor pressure opens Kt-->0. low turgor pressure close 0
eristems
48. The part of the flower in which seeds are produced is the ___?
tap - fiblous
cambium
ovary
node
49. In a mature - woody dicot stem - the tissue between the xylem and phloem is the ____?
cambium
ovary
absorpion of minerals in solution
radicle
50. This tissue/region is present in monocot roots but absent in dicot roots?
stem
penicilin
pith
all of the above are correct
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