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IB HL Topic 9: Plant Biology Review Flashcards | StudBud
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IB HL Topic 9: Plant Biology Review
IB HL Topic 9: Plant Biology Review
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Review game for Topic 9
Flashcards
25 cards
F
Practice quiz
P
Host live
L
Questions
25
Answers
1
A is pointing to the...
ovary
anther
stigma
petal
2
Which of the orders below BEST describes plant reproduction?
Seed Dispersal --> Fertilization --> Pollination
Pollination --> Fertilization --> Seed Dispersal
Fertilization --> Seed Dispersal --> Fertilization
Seed Dispersal --> Pollination --> Fertilization
3
What environmental factor causes the plant to go from a vegetative state to a flowering state?
The bee hive in the area
The measurement of daylight & night length.
Johnny Appleseed talks to them
Auxin in the apical meristem.
4
The stomata open when...
it is dark
guard cells lose potassium
guard cells lose water
guard cells uptake potassium
5
Long day plants bloom in the...
mid-summer
winter
late fall
early spring
6
What hormone aids in the opening & closing of stomata?
Auxin
Abcisic Acid
Turgid
Ethylene
7
B is pointing to the...
stigma
anther
ovary
petal
8
Of what are meristems composed?
Differentiated cells undergoing active cell division.
Undifferentiated cells not undergoing active cell division.
Differentiated cells not undergoing active cell division.
Undifferentiated cells undergoing active cell division.
9
A is pointing to the...
embryo shoot
embryo root
micropyle
seed coat
10
Micropropagation is used to...
induce gravitropism
induce short day plants to bloom when we want them to
grow a small number of plants with undesirable traits
produce virus-free strains of plants with desirable traits
11
Which plants have xylem and phloem?
only vascular plants with seeds
all vascular plants
all plants
byrophytes, ferns, gymnosperms, & angiosperms
12
True or False: In the dark, Pr is slowly converted to Pfr.
False
True
13
Auxin is the main hormone involved with...
ripening
closing of stomata
regulation of cell division
tropism
14
Which of the following does NOT speed up transpiration?
temperature
wind
light
humidity
15
What causes the movement of water through the xylem?
Active translocation
Evaporation of water from leaves.
Gravity
Active transport in the root tissue.
16
G is pointing to the...
ovule
stigma
petal
filament
17
C is pointing to...
shoot embryo
root embryo
endosperm
seed coat
18
What kind of relationship do plants have with pollinators?
Parasitic
Commensalistics
Predator Prey
Mutualistic
19
In the apoplastic route, water moves...
from xylem to phloem
from cell to cell
from root to shoot
through the cell walls & extracellular space
20
The outward cell division of the root apical meristem produces the
phloem
xylem
leaf
root cap
21
Name the waxy barrier found in the root which prevents passage of unwanted materials.
Casparian strip
xylem
phloem
epidermis
22
What are the adaptations of xerophytes?
Photosynthetic stems
Fewer stomata
Thick, waxy cuticle
All of the above
23
What is the mechanism that is used by plants to bring sugars into phloem?
Facilitated diffusion
Osmosis
Transpiration
Phloem loading
24
_________ is the active form of phytochrome.
P-ifr
Pr
P
Pfr
25
Which of the following is an example of fertilization?
None of the above.
Seeds stickin to the tails of dogs.
Pollen sticking to a bat which transfers the pollen.
Pollen traveling down the style into the ovary.
