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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. Ultmately - how is energy moved around and created in living things?
aerobic
K
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
coconut
2. 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
aerobic
fibrous
deciduous
3. Specialized roots that permit plants growing in water to facilitate
radicle
all of the above are correct
pneumatophoves
eristems
4. Which of the following drugs is NOT obtained from leaves?
penicilin
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
eristems
rhizomes
5. A plant with flowers containing stamens but no carpels would be a ___ plant with ____ flowers?
deciduous
dioecious; staminate
rhizomes
major elements vegetation requires for growth (macronutrients)
6. ____ is the stage of cellular respiration that takes place outside of the mitochondria?
sweet potato
ovary
imbition
glycolysis
7. The skin of most fruits is technically the ____?
annuals
phelloderm
axillary bud
exocarp
8. Why do most roots tend to die in soils that contain very high concentrations of salts (or fertilizer)?
inferior
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
transpiration
pericarp
9. In addition to anchoring a plant - roots usually function directly in which of the following processes?
node
axillary bud and leaf
digitalis
absorpion of minerals in solution
10. The dermal tissues of leaves have wha specialized cells to regulate gas exchange?
guard cells
having a special covering called the root cap
penetrate very deeply to underground water reservoirs
loam
11. An advantage to tap roots is that they ____?
modified stems
penetrate very deeply to underground water reservoirs
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
transpiration rates can decrease
12. Lignin is found primarily in ___?
sclerenchyma
stamen; anther
superia
inferior
13. Water conducting cels that are open at either end include ___?
phelloderm
vessel elements
cortex
digitalis
14. The longest wavelength of energy reaching the earth from the sun is ___?
deciduous
superia
turgor pressure
red light
15. Plants maintain a constant flow of water from the roots to the leaves through a process very critical to life on land called ____?
enter
CHOPKNSCa
cortex
transpiration
16. Which of the following is a root with a specialized function for food storage?
endodermis
penetrate very deeply to underground water reservoirs
sweet potato
manganese
17. This tissue/region is present in monocot roots but absent in dicot roots?
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
parenchyma
penetrate very deeply to underground water reservoirs
pith
18. Leaves and buds are attached to the stem at the ___?
taproots
pressure-flow hypothesis
node
exocarp
19. The best soil for plant growth is ___?
cotyledon
loam
stem
cellulose
20. A primary function of traechids is ___?
taproots
axillary bud and leaf
water conduction
endodermis
21. This structure in the ovary of a flower is responsible for producing a seed?
ovule
prickles
digitalis
modified stems
22. The 'eyes' of the Irish potato are actually ___?
transpiration
auxillary
casperian strips
3 carbon pathway
23. Plants whose leaves fall off at the end of the growing season are ___?
compound - simple
deciduous
node
pith
24. Actively dividing cells can be found in ___?
annual ring
eristems
vascular bundles
cotyledon
25. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
cotyledon
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
upper epidermal cells
rain
26. Pressure that develops within a living cell as a result of water entering the cell is called ____?
stele
annuals
tungor
chollenchyma
27. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
major elements vegetation requires for growth (macronutrients)
stolon/runner
phelloderm
stamen; anther
28. In which region would an ntercalary meristem be found?
stele
parenchyma
absorpion of minerals in solution
base of grass leaves
29. Which of the following cell types hs food conduction as a primary function?
ovary
chloroplasts
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
phloem
30. Not a specialized stem?
cassava
water conduction
transpiration
dioecious; staminate
31. The discrete patches of xylem and phloem found in monocot stems are called ____?
false
vascular bundles
receptacle
turgor pressure
32. Fruit forms from the ovary wall of a flower referred to a the ___?
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
pericarp
water molecules
fruit
33. Pollen adheres to a sticky portion of the flower called the ___?
stigma
concentration outside roots causes plant to lose h20
node
anther
34. The discrete patches of xylem and phloem found in herbaceous dicot stems are called ___?
phelloderm
mycoorhizae
cortex
vascular bundles
35. Which cell type is responsible for transporting sugars in a plant?
mychorizea
phloem
annuals
pneumatophoves
36. The final electron acceptor during the process of cellular respiration is ___?
ovules
grows back every year
oxygen
node
37. Which of the following is a critical part of a seed providing nutrition for the embryo?
tungor
rain
cotyledon
auxillary
38. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
chloroplasts
vascular bundles
transpiration rates increase
vascular cambium
39. The 'eyes' of the Irish potato are actually ____?
penetrate very deeply to underground water reservoirs
axillary bud
fig
axillary buds
40. 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?
casperian strips
water conduction
phloem
ovary
41. If the concentration of solutes inside the plant cell is grater than the concentration on the outside - water will move ___?
chloroplasts
into the cell
cellulose
terger
42. Roots differ from stems in ___?
casperian strips
inferior
all of the above are correct
vascular cambium
43. In which of the following are guard cells (that form stomata) not actively involved?
K
manganese
imbition
internode
44. Not a specialized leaf?
node
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
vessels
Irish (white) potato
45. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
potassium
water molecules
vascular cambium
grows back every year
46. Explain how a guard cell opens and closes the stoma?
high turgor pressure opens Kt-->0. low turgor pressure close 0
cortex
having a special covering called the root cap
mycoorhizae
47. The ovay wall of a ferilized flower usually develops into What is referred to as ____?
fruit
vascular bundles
cortex
parenchyma
48. A plant placed in a beaker of salt water will ____?
anther
lose
compound - simple
sclerenchyma
49. Horizontal stems that produce roots and shoots are ___?
bulb
phloem
rhizomes
NADPH
50. 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 ____?
vascular cambium
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
rain
pith
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