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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. A uniovulate carpel would contain how many seed?
1
potassium
endodermis
ovary
2. Which soil horizon is the most important agriculturally?
horizon E
compound - simple
node
cotyledon
3. Which of the following is a specialized root?
coconut
absorpion of minerals in solution
sweet potato
pressure-flow hypothesis
4. Explain photorespiration and how the enzyme rubisco plays a major role in that process during photosynthesis?
parenchyma
mycoorhizae
lignin
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
5. This cell type is important in monocot and dicot roots by helping to regulate what gets into the ___?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
it has node marks all over it where branches could grow off of.
endodermis
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
6. The areas between the location of leaf attachments on the stem are called ___?
auxillary
internodes
vascular cambium
root cap - zone of elongation - maturation - division
7. Which of the following woud NOT be a part of the vasulcar stele?
callyx/corolla
parenchyma
cortex
Irish potato
8. Cells produced by the vascular cambium do NOT include ___?
vascular bundles
phelloderm
internodes
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
9. White the basic chemical equation for photosynthesis indicating which parts are for the light dependent stage and which are part of the light independent stage?
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
having a special covering called the root cap
guard cells
ovary
10. In which of the following are guard cells (that form stomata) not actively involved?
terger
imbition
it has the seeds and all 4 parts of a flower would classify it as a fruit instead of a vegetable
parenchyma
11. ____ is the stage of cellular respiration that takes place outside of the mitochondria?
exocarp
inferior
glycolysis
cotyledon
12. Which of the following is a critical part of a seed providing nutrition for the embryo?
vessels
cotyledon
endodermis
rain
13. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?
mitochondria - chemiosmosis
transpiration
internode
K
14. When the calyx - corolla - and stamen of a flower are attached below the overy - the ovary is said to be ___?
superia
cellulose
CHOPKNSCa
into the cell
15. Cells produced by the vascular cambium include ___?
superia
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
tungor
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
16. Most of the flesh of pomes comes from the __?
receptacle
oxygen
imbition
NADPH
17. Pollen adheres to a sticky portion of the flower called the ___?
stigma
receptacle
pith
apical meristem
18. Because of greater light intensity and heat absorption on the upper surface of the leaf - the lower surface has ____?
A - topsoil - grassland
more stomata on the upper surface
exocarp
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
19. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?
grasslands
manganese
bracts
cassava
20. When the calyx - corolla and stamen of a flower are attached at the top of the ovary - the ovary is said to be ___?
inferior
potassium
pith
phloem
21. 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 ____?
pith
3 carbon pathway
rain
K
22. In which region would an ntercalary meristem be found?
transpiration
water conduction
base of grass leaves
terger
23. Horizontal stems that produce roots and shoots are ___?
deciduous
rhizomes
transpiration
mychorizea
24. The discrete paches of xylem and phloem found in herbaceous dicot stems are called ____?
exocarp
apical meristem
vascular bundles
diffuse out
25. One year's growth of xylem in secondary wood is referred to as an ____?
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
parenchyma
mycoorhizae
annual ring
26. An advantage to tap roots is that they ____?
deciduous
penetrate very deeply to underground water reservoirs
loam
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
27. When humidity is low - ___?
fruit
transpiration rates can decrease
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
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
28. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?
stigma
into the cell
lose
antenna pigments
29. The main 'job' of the root is ____?
terger
sweet potato
water molecules
conduction and absorption
30. What does the term 'C'HOPK'NS CaFe Mighty good' represent?
mitochondria - chemiosmosis
turgor pressure
high turgor pressure opens Kt-->0. low turgor pressure close 0
major elements vegetation requires for growth (macronutrients)
31. When humidity is low - ____ ?
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
transpiration rates increase
into the cell
CHOPKNSCa
32. Why is an Irish/white potato classified as a modified stem?
it has node marks all over it where branches could grow off of.
cambium
imbition
stamen; anther
33. Not a specialized leaf?
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
internodes
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
Irish (white) potato
34. Which molecule is synthesized during the light reactions of photosynthesis by receiving electrons - becoming an eectron carrier molecule?
digitalis
pericarp
NADPH
ovule
35. An example of an aggregate fruit would be the ___?
coconut
phelloderm
eristems
strawberry
36. The part of the flower in which seeds are produced is the ___?
anther
parenchyma
inferior
ovary
37. Which of the following drugs is NOT obtained from leaves?
mitochondria - chemiosmosis
penicilin
major elements vegetation requires for growth (macronutrients)
fruit
38. The oxygen liberated by green plants during photosynthesis comes from ___?
water molecules
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
strawberry
lignin
39. The type of root system found in a dicot is a ___?
taproots
pressure-flow hypothesis
lose
phloem
40. Which biome has the worst 'A' horizon?
guard cell and root hair
desert
receptacle
modified stems
41. Grasses - or monocots - are examples of plants with a ____ root system?
phloem
coconut
fibrous
bulb
42. Not a specialized leaf?
Irish potato
pericarp
diffuse out
root hairs
43. A primary function of traechids is ___?
superia
CHOPKNSCa
water conduction
guard cells
44. Sugars produced in photosynthesis are loaded intothe ___ of the leaf?
node
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
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
phloem
45. Why is visible light good energy to use for photsynthesis?
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46. The fleshy edible part of the strawberry is actually the ____?
apical meristem
oxygen
pericarp
transpiration rates can decrease
47. Most cacti are __________ where the stem is responsible for the photosynthetic processes in the plant?
modified stems
parenchyma
callyx/corolla
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
48. The part of the flower where seeds are produced is called the ___?
ovary
phelloderm
ovule
vessel elements
49. Horizontal stems that grow just below the surface of the soil are called ____?
parenchyma
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
sweet potato
rhizomes
50. Which pair goes along with pollination?
grows back every year
stele
pollen:stigma
turgor pressure