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. The fleshy edible part of the strawberry is actually the ____?
pericarp
annual ring
pith
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable

2. Which of the following is a critical part of a seed providing nutrition for the embryo?
A - topsoil - grassland
ovary
cotyledon
endodermis

3. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
transpiration
fibrous
vascular bundles
transpiration

4. Explain how a guard cell opens and closes the stoma?
guard cell and root hair
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
rhizomes
pith

5. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
exocarp
inferior
major elements vegetation requires for growth (macronutrients)
vessels conduct sugars - traechids conduct water

6. This tissue/region is present in monocot roots but absent in dicot roots?
cortex
rhizomes
mychorizea
pith

7. Briefly describe the development of vascular tissu by the lateral/vascular cambium of a stem and how that results in the production of wood?
axillary bud and leaf
vascular bundles
vascular cambium
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

8. A plant with flowers containing stamens but no carpels would be a ___ plant with ____ flowers?
dioecious; staminate
water conduction
grows back every year
inferior

9. Which of the following is a critical part of a seed providing nutrition for the embryo?
strawberry
cotyledon
anther
vascular cambium

10. The discrete patches of xylem and phloem found in monocot stems are called ____?
root hairs
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
vascular bundles
chollenchyma

11. The part of the flower in which seeds are produced is the ___?
lose
ovary
all of the above are correct
anther

12. A structure in the axil of an attached leaf that is apable of future growth to form a branch shoot is the ____?
internode
node
axillary bud
axillary bud and leaf

13. 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 ____?
water molecules
inferior
bracts
guard cell and root hair

14. Horizontal stems that grow just below the surface of the soil are called ____?
rhizomes
grasslands
enter
antenna pigments

15. This tissue (region) is present in monocot roots but absent in dicot roots?
pith
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
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
NADPH

16. Which of the following is part of the embryo of the seed?
sweet potato
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
sclerenchyma
radicle

17. 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 ____?
rain
internodes
major elements vegetation requires for growth (macronutrients)
sweet potato

18. Vessels are different from traechids because _____?
strawberry
all of the above are correct
vessels conduct sugars - traechids conduct water
parenchyma

19. The ___ horizon - also referred to as ____ - is the most imp't agriculturally and deep layers of This is found in the ____ biome?
potassium
A - topsoil - grassland
all of the above are correct
node

20. Which molecule is synthesized during the light reactions of photosynthesis by receiving electrons - becoming an eectron carrier molecule?
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
digitalis
callyx/corolla
NADPH

21. Roots differ from stems in ___?
pneumatophoves
transpiration rates increase
ovary
all of the above are correct

22. A uniovulate carpel would contain how many seed?
1
bulb
it has node marks all over it where branches could grow off of.
root hairs

23. The areas between the location of leaf attachments on the stem are called ___?
pith
K
internodes
inferior

24. An advantage to tap roots is that they ____?
penetrate very deeply to underground water reservoirs
having a special covering called the root cap
root hairs
apical meristem

25. Which of the following is a specialized root?
it has node marks all over it where branches could grow off of.
apical meristem
desert
sweet potato

26. The spines of cacti are specially adapted to perform 2 imp't functions for the plant - transpiration and photosynthesis. True or false?
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
false
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
manganese

27. Roots differ from stems in ___?
vascular cambria
vessels conduct sugars - traechids conduct water
all of the above are correct
absorpion of minerals in solution

28. Which cell type is responsible for transporting sugars in a plant?
vascular bundles
exocarp
phloem
compound - simple

29. Not a specialized stem?
superia
cassava
vascular bundles
eristems

30. In a mature - woody dicot stem - the tissue between the xylem and phloem is the ____?
tap - fiblous
phloem
cambium
diffuse out

31. Which of the following drugs are NOT obtained from leaves?
horizon E
ovule
digitalis
Irish (white) potato

32. The ground tissue of monocots is composed of ___?
parenchyma
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
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

33. A leaf with leaflets is classified as a ____ leaf while a leaf with a single blade is classified as a ____ leaf?
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
major elements vegetation requires for growth (macronutrients)
receptacle
compound - simple

34. The main 'job' of the root is ____?
transpiration
conduction and absorption
having a special covering called the root cap
fibrous

35. The longest wavelength of energy reaching the earth from the sun is ___?
red light
lignin
sweet potato
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur

36. Which of the following woud NOT be a part of the vasulcar stele?
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable
ovary
cortex
rhizomes

37. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
pollen:stigma
chloroplasts
transpiration rates increase
pericarp

38. Why is an Irish/white potato classified as a modified stem?
radicle
transpiration
diffuse out
it has node marks all over it where branches could grow off of.

39. The space between the nodes of a stem is called the _____?
tap - fiblous
internode
imbibition
coconut

40. The best soil for plant growth is ___?
root hairs
loam
guard cells
cortex

41. The wood of cone bearing trees - softwoods - consists of primary traechids - while the wood of flowering trees - hardwoods - consists of traechids and ____?
phloem
vessels
parenchyma
all of the above are correct

42. The part of the flower in which seeds are produced is the ___?
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
endodermis
ovary
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

43. Leaves and buds are attached to the stem at the ___?
vascular bundles
fruit
chollenchyma
node

44. Wood cells are composed primarily of lignin and ____?
high turgor pressure opens Kt-->0. low turgor pressure close 0
cellulose
transpiration rates decrease
pericarp

45. The 'eyes' of the Irish potato are actually ____?
rhizomes
CHOPKNSCa
node
axillary buds

46. When the calyx - corolla - and stamen of a flower are attached below the overy - the ovary is said to be ___?
superia
the presence of nodes and internodes
false
vessel elements

47. Differentiate between diffusion and osmosis?
1
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
callyx/corolla
ovary

48. Which of the following is not a specialized stem?
diffuse out
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
sweet potato
root hairs

49. The type of root system found in a dicot is a ___?
sweet potato
major elements vegetation requires for growth (macronutrients)
inferior
taproots

50. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
digitalis
upper epidermal cells
the presence of nodes and internodes
potassium