Test your basic knowledge |

Botany Basics

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. In a mature - woody dicot stem - the tissue/cell type between the xylem and the phloem is the _____?
deciduous
major elements vegetation requires for growth (macronutrients)
tap - fiblous
vascular cambria

2. When the calyx - corolla - and stamen of a flower are attached below the overy - the ovary is said to be ___?
vessels conduct sugars - traechids conduct water
superia
annual ring
dioecious; staminate

3. Cells produced by the vascular cambium do NOT include ___?
phelloderm
root hairs
transpiration rates can decrease
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable

4. A leaf with leaflets is classified as a ____ leaf while a leaf with a single blade is classified as a ____ leaf?
cassava
compound - simple
parenchyma
dioecious; staminate

5. Which is a type of epidermal cell?
guard cell and root hair
annual ring
fruit
cassava

6. Roots differ from stems in ___?
anther
stem
all of the above are correct
cambium

7. Sugars produced in photosynthesis are loaded intothe ___ of the leaf?
stolon/runner
root cap - zone of elongation - maturation - division
phloem
cassava

8. Actively dividing cells can be found in ___?
node
taproots
concentration outside roots causes plant to lose h20
eristems

9. Not a specialized leaf?
grows back every year
Irish (white) potato
anther
phelloderm

10. A cactus is classified as a modified ____?
vessels
guard cells
water molecules
stem

11. Which of the following is a specialized root?
conduction and absorption
rhizomes
red light
sweet potato

12. The best soil for plant growth is ___?
A - topsoil - grassland
node
loam
fruit

13. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
antenna pigments
callyx/corolla
exocarp

14. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?
root hairs
major elements vegetation requires for growth (macronutrients)
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
water conduction

15. Which biome has the worst 'A' horizon?
all of the above are correct
ovary
conduction and absorption
desert

16. The wood of cone bearing trees - softwoods - consists of primary traechids - while the wood of flowering trees - hardwoods - consists of traechids and ____?
lose
diffuse out
root hairs
vessels

17. Most of the water that enters a plant via the roots exits the same plant by the process of ____?
concentration outside roots causes plant to lose h20
phloem
rain
transpiration

18. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?
loam
manganese
annual ring
node

19. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
major elements vegetation requires for growth (macronutrients)
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
transpiration rates can decrease
ovary

20. When the calyx - Corolla - and stamens of a flower are attached at the top of the ovary - the ovary is said to be ____?
base of grass leaves
inferior
manganese
concentration outside roots causes plant to lose h20

21. In which region would an ntercalary meristem be found?
base of grass leaves
transpiration
glycolysis
apical meristem

22. A primary function of traechids is ___?
vessels
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
stem
water conduction

23. What 8 elements are classified as major/macro elements for plant development?
anther
cortex
CHOPKNSCa
1

24. The part of the flower in which seeds are produced is the ___?
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
ovary
parenchyma
vascular bundles

25. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?
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
high turgor pressure opens Kt-->0. low turgor pressure close 0
K
tungor

26. Specialized epidermal cells that increase the surface area for absorption of water are ____?
terger
grasslands
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
root hairs

27. The ___ horizon - also referred to as ____ - is the most imp't agriculturally and deep layers of This is found in the ____ biome?
dioecious; staminate
water conduction
A - topsoil - grassland
lignin

28. A plant with flowers containing stamens but no carpels would be a ___ plant with ____ flowers?
CHOPKNSCa
horizon E
dioecious; staminate
vascular bundles

29. The discrete patches of xylem and phloem found in monocot stems are called ____?
bracts
ovule
into the cell
vascular bundles

30. The parts of a flower that form male gametes are the ____?
root hairs
water conduction
stamen; anther
h20+co@-->chlorophyl/light-->glucose (sugar) + o2

31. The longest wavelength of energy reaching the earth from the sun is ___?
lose
internode
aerobic
red light

32. This cell type is important in monocot and dicot roots by helping to regulate what gets into the ___?
stigma
sweet potato
pith
endodermis

33. Strawberries are an example of what kind of modified stem?
red light
stigma
stolon/runner
parenchyma

34. The major regions of a root tip are ____ - ___ - _____ and _____?
all of the above are correct
root cap - zone of elongation - maturation - division
vascular bundles
upper epidermal cells

35. The osmotic response of guard cells is governed by ____ levels in the guard cells?
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
potassium
false
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen

36. Grasses - or monocots - are examples of plants with a ____ root system?
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.
fibrous
root hairs
ovule

37. Which of the following is not a specialized stem?
radicle
lose
sweet potato
cotyledon

38. Which biome has the best 'A' horizon?
parenchyma
pollen:stigma
grasslands
antenna pigments

39. Flowering plants that complete their lie cycles in a single season are called ___?
plasmolysis
annuals
A - topsoil - grassland
pollen:stigma

40. Most of the water that enters a plant via the roots leaves the same plant by the process of ____?
cassava
stele
transpiration
axillary buds

41. Why is an Irish/white potato classified as a modified stem?
CHOPKNSCa
it has node marks all over it where branches could grow off of.
pith
enter

42. Which of the following woud NOT be a part of the vasulcar stele?
cortex
pith
guard cell and root hair
receptacle

43. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
vascular bundles
cotyledon
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration

44. The part of the flower in which seeds are produced is the ___?
ovary
antenna pigments
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
more stomata on the upper surface

45. Explain how a guard cell opens and closes the stoma?
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
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
imbibition
casperian strips

46. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
mychorizea
auxillary
loam
upper epidermal cells

47. Wood cells are composed primarily of cellulose and ___?
tap - fiblous
lignin
vascular bundles
transpiration

48. Which pair goes along with pollination?
superia
phloem
pollen:stigma
inferior

49. Which of the following drugs are NOT obtained from leaves?
digitalis
cassava
cotyledon
absorpion of minerals in solution

50. If the concentration of solutes/salts outside the plant cell is greater than the concentration on the inside - water will ____?
stamen; anther
leave the cell
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
plasmolysis