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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 is a root with a specialized function for food storage?
rhizomes
sweet potato
Irish (white) potato
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
2. Which of the following cell types hs food conduction as a primary function?
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
phloem
phelloderm
guard cell and root hair
3. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
grasslands
internode
major elements vegetation requires for growth (macronutrients)
4. Which is a type of epidermal cell?
stigma
cortex
cambium
guard cell and root hair
5. The 'eyes' of the Irish potato are actually ___?
superia
pericarp
auxillary
water molecules
6. Why is an Irish/white potato classified as a modified stem?
K
grows back every year
it has node marks all over it where branches could grow off of.
cellulose
7. The part of the flower where seeds are produced is called the ___?
NADPH
region of maturation
ovary
cambium
8. Specialized epidermal cells that increase the surface area for absorption of water are ____?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
transpiration rates can decrease
root hairs
strawberry
9. Which of the following drugs is NOT obtained from leaves?
penicilin
antenna pigments
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
into the cell
10. Not a specialized leaf?
Irish potato
axillary buds
stamen; anther
concentration outside roots causes plant to lose h20
11. The part of the flower in which seeds are produced is the ___?
apical meristem
ovary
vascular bundles
penetrate very deeply to underground water reservoirs
12. The oxygen liberated by green plants during photosynthesis comes from ___?
eristems
water molecules
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
annual ring
13. Actively dividing cells can be found in ___?
eristems
taproots
aerobic
inferior
14. The discrete patches of xylem and phloem found in monocot stems are called ____?
vascular bundles
absorpion of minerals in solution
axillary bud
transpiration
15. If the concentration of solutes inside the plant cell is greater than the concentration on the outside - water will _____ the cell?
receptacle
enter
parenchyma
aerobic
16. Which of the following is not a specialized stem?
water conduction
enter
vascular bundles
sweet potato
17. Cells produced by the vascular cambium include ___?
digitalis
all of the above are correct
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
ovule
18. A uniovulate carpel would contain how many seed?
1
imbibition
leave the cell
digitalis
19. At present the most widely accepted theory for movement of substances in the phloem is called the ____?
root hairs
pressure-flow hypothesis
radicle
sweet potato
20. Because of greater light intensity and heat absorption on the upper surface of the leaf - the lower surface has ____?
stele
more stomata on the upper surface
phelloderm
axillary bud and leaf
21. What obvious characteristic does a deciduous plant exhibit?
anther
conduction and absorption
axillary bud
grows back every year
22. ___ roots of dicots penetrate very deeply to underground water while ____ roots of monocots remain close to the surfae and facilitate rapid absorption of surface water?
red light
tap - fiblous
axillary buds
mycoorhizae
23. Horizontal stems that produce roots and shoots are ___?
cortex
rhizomes
mitochondria - chemiosmosis
pressure-flow hypothesis
24. This tissue/region is present in monocot roots but absent in dicot roots?
eristems
Irish potato
pith
pericarp
25. The best soil for plant growth is ___?
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
cellulose
stolon/runner
loam
26. The space between the nodes of a stem is called the _____?
mycoorhizae
stolon/runner
lignin
internode
27. What is attached at the node?
phloem
axillary bud and leaf
vascular bundles
water conduction
28. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
concentration outside roots causes plant to lose h20
ovary
chloroplasts
antenna pigments
29. Most of the water that enters a plant via the roots exits the same plant by the process of ____?
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
coconut
transpiration
30. In a mature - woody dicot stem - the tissue between the xylem and phloem is the ____?
internodes
cambium
phloem
cellulose
31. The dermal tissues of leaves have wha specialized cells to regulate gas exchange?
phelloderm
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable
guard cells
sweet potato
32. The fleshy edible part of the strawberry is actually the ____?
grasslands
pneumatophoves
casperian strips
pericarp
33. The osmotic response of guard cells is governed by ____ levels in the guard cells?
leave the cell
node
ovules
potassium
34. Most of the flesh of pomes comes from the __?
ovule
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
receptacle
phloem
35. Wood cells are composed primarily of lignin and ____?
pericarp
cellulose
upper epidermal cells
transpiration rates can decrease
36. Pollen adheres to a sticky portion of the flower called the ___?
aerobic
receptacle
stele
stigma
37. The major regions of a root tip are ____ - ___ - _____ and _____?
root cap - zone of elongation - maturation - division
cambium
exocarp
potassium
38. Which biome has the best 'A' horizon?
inferior
grasslands
digitalis
cortex
39. Explain how a guard cell opens and closes the stoma?
diffuse out
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
transpiration
apical meristem
40. Which of the following is a specialized root for storage?
imbition
cassava
chollenchyma
bulb
41. Specialized epidermal cells that increase the surface area for absorption of water are ____?
root hairs
grasslands
rain
vascular bundles
42. ____ is the stage of cellular respiration that takes place outside of the mitochondria?
stele
the presence of nodes and internodes
guard cells
glycolysis
43. Strawberries are an example of what kind of modified stem?
axillary bud and leaf
grows back every year
stolon/runner
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
44. The discrete patches of xylem and phloem found in herbaceous dicot stems are called ___?
vascular bundles
cotyledon
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
prickles
45. Which of the following is a critical part of a seed providing nutrition for the embryo?
annual ring
cassava
cotyledon
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
46. Flowers are usually attached to a special structure at the end of a stem or peduncle called a ___?
receptacle
parenchyma
root hairs
strawberry
47. The final electron acceptor during the process of cellular respiration is ___?
auxillary
guard cells
NADPH
oxygen
48. The fungi symbiotically associated with roots are called ___?
axillary bud
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
mychorizea
major elements vegetation requires for growth (macronutrients)
49. Pollen adheres to a sticky portion of the flower called the ____?
exocarp
stigma
sweet potato
casperian strips
50. When humidity is high - ____?
fruit
stigma
1
transpiration rates decrease