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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 is NOT obtained from leaves?
cellulose
apical meristem
vascular bundles
penicilin
2. 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 ____?
parenchyma
inferior
phloem
ovary
3. Name the 4 parts of aflower and briefly explain the process of double fertilization?
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
diffuse out
vascular bundles
oxygen
4. The skin of most fruits is technically the ____?
phloem
having a special covering called the root cap
exocarp
all of the above are correct
5. During the light dependent reactions of photosynthesis - ____?
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
it has node marks all over it where branches could grow off of.
axillary buds
pericarp
6. Specialized epidermal cells that increase the surface area for absorption of water are ____?
absorpion of minerals in solution
K
root hairs
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
7. One year's growth of xylem in secondary wood is referred to as an _____?
mitochondria - chemiosmosis
transpiration
turgor pressure
annual ring
8. The parts of a flower that form male gametes are the ____?
mycoorhizae
fig
stamen; anther
rhizomes
9. Specialized roots that permit plants growing in water to facilitate
terger
lose
pneumatophoves
vascular cambria
10. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
root hairs
major elements vegetation requires for growth (macronutrients)
3 carbon pathway
internode
11. Which of the following drugs are NOT obtained from leaves?
base of grass leaves
loam
high turgor pressure opens Kt-->0. low turgor pressure close 0
digitalis
12. If the concentration of solutes/salts outside the plant cell is greater than the concentration on the inside - water will ____?
leave the cell
horizon E
the presence of nodes and internodes
guard cells
13. What is attached at the node?
internode
false
high turgor pressure opens Kt-->0. low turgor pressure close 0
axillary bud and leaf
14. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?
root hairs
rain
antenna pigments
vascular bundles
15. Strawberries are an example of what kind of modified stem?
axillary bud
stolon/runner
annual ring
region of maturation
16. Lignin is found primarily in ___?
sclerenchyma
parenchyma
it has node marks all over it where branches could grow off of.
mycoorhizae
17. One year's growth of xylem in secondary wood is referred to as an ____?
penicilin
glycolysis
annual ring
ovule
18. The ___ horizon - also referred to as ____ - is the most imp't agriculturally and deep layers of This is found in the ____ biome?
more stomata on the upper surface
A - topsoil - grassland
loam
desert
19. The spines of cacti are specially adapted to perform 2 imp't functions for the plant - transpiration and photosynthesis. True or false?
false
pericarp
the presence of nodes and internodes
absorpion of minerals in solution
20. Which of the following is a specialized root for storage?
auxillary
into the cell
cortex
bulb
21. The part of the root containing the vascular tissue?
more stomata on the upper surface
diffuse out
eristems
stele
22. The skin of most fruits is technically the ___?
receptacle
antenna pigments
imbition
exocarp
23. Horizontal stems that grow just below the surface of the soil are called ____?
rhizomes
prickles
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.
annual ring
24. In which region would an ntercalary meristem be found?
transpiration
compound - simple
turgor pressure
base of grass leaves
25. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
annual ring
anther
coconut
vascular cambium
26. Pollen is produced in the ____ of a flower?
NADPH
anther
all of the above are correct
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
27. When a plant cell loses water and the cell membrane pulls away from the cell wall - the cell is said to be under going ____?
transpiration rates can decrease
transpiration rates increase
plasmolysis
ovule
28. The leaves of cacti are actually ____?
prickles
pith
eristems
NADPH
29. An example of an aggregate fruit would be the ___?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
sweet potato
strawberry
lignin
30. When humidity is high - ____?
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
1
transpiration rates decrease
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
31. Pressure that develops within a living cell as the result of water entering the cell is called ___?
node
stigma
stigma
turgor pressure
32. Which of the following is a root with a specialized function for food storage?
sweet potato
Irish potato
digitalis
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
33. Not a specialized stem?
vascular cambria
inferior
pericarp
cassava
34. Sugars produced in photosynthesis are loaded intothe ___ of the leaf?
phloem
internodes
sweet potato
digitalis
35. Which molecule is synthesized during the light reactions of photosynthesis by receiving electrons - becoming an eectron carrier molecule?
aerobic
mitochondria - chemiosmosis
NADPH
it has node marks all over it where branches could grow off of.
36. Why is visible light good energy to use for photsynthesis?
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37. What 8 elements are classified as major/macro elements for plant development?
water molecules
CHOPKNSCa
vessels
parenchyma
38. Which pair goes along with pollination?
cellulose
pollen:stigma
penicilin
root cap - zone of elongation - maturation - division
39. In addition to anchoring a plant - roots usually function directly in which of the following processes?
absorpion of minerals in solution
leave the cell
root cap - zone of elongation - maturation - division
pericarp
40. Because of greater light intensity and heat absorption on the upper surface of the leaf - the lower surface has ____?
more stomata on the upper surface
terger
dioecious; staminate
superia
41. In a mature - woody dicot stem - the tissue between the xylem and phloem is the ____?
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
potassium
cambium
modified stems
42. 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?
phloem
casperian strips
ovary
fruit
43. Ultmately - how is energy moved around and created in living things?
vessel elements
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
major elements vegetation requires for growth (macronutrients)
pressure-flow hypothesis
44. When the calyx - Corolla - and stamens of a flower are attached at the top of the ovary - the ovary is said to be ____?
receptacle
inferior
stamen; anther
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
45. If the concentration of solutes outside the plant cell is greater than the concentration on the inside - water will _____?
inferior
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
diffuse out
exocarp
46. Specialized cells in the vascular tssue of a root responsible for initiating lateral root growth are _____ cells?
apical meristem
transpiration
lose
annuals
47. A plant placed in a beaker of salt water will ____?
pollen:stigma
lose
3 carbon pathway
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
48. Which of the following woud NOT be a part of the vasulcar stele?
high turgor pressure opens Kt-->0. low turgor pressure close 0
horizon E
cortex
cotyledon
49. The ovay wall of a ferilized flower usually develops into What is referred to as ____?
fibrous
cassava
sweet potato
fruit
50. Cells produced by the vascular cambium do NOT include ___?
the presence of nodes and internodes
parenchyma
horizon E
transpiration