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Plant Biology Review Flashcards | StudBud
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Plant Biology Review
Plant Biology Review
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Grade 11 plant biology review quiz
Flashcards
30 cards
F
Practice quiz
P
Host live
L
Questions
30
Answers
1
Which of the following fruit types is adapted for animal seed dispersal?
Feathery or winged
Fleshy & sweet
Hooked & spined
Dry & explosive
2
Which of the following is NOT an adaptation that promotes cross-pollination?
Stamen and pistils that mature at different times
Extra large stamens and pistils within the same flower
Different maturation times for male vs. female flowers
The species has separate male and female plants
3
What grows a tube to transfer male gametes for fertilization?
synergid
tube cell
generative cell
micropyle
4
What is cohesion?
attraction between molecules of different types
attraction between molecules of the same type
repulsion between molecules of the same type
repulsion between molecules of different types
5
Which of the following are used by flowering plants to attract specific pollinators?
Strong scents
Flower petal colouration
Sweet nectar
All of the above
6
Which of the following could be a sink?
developing seeds
all of the above
growing leaf buds
roots
7
Which of the following can impact apical dominance?
All of the above
A gardener removing the apical meristem
None of the above
The ratio of auxin to cytokinins
8
What is this an image of?
Flower tissue
Stem tissue
Root tissue
Leaf tissue
9
Auxin promotes growth towards the light by causing cells to ________________________
divide rapidly on the shady side of the plant
elongate on the shady side of the plant
elongate on the sunny side of the plant
divide rapidly on the sunny side of the plant
10
What part of the seed is #5 pointing to?
microphyle
cotelydon
embryo shoot
testa
11
Which of the following is key to generating positive pressure in a plant's roots?
Diffusion of water (osmosis) out of root cells
Transpiration
Active transport of mineral ions into root cells
Diffusion of mineral ions into root cells
12
Traits that inhibit self-pollination are governed by _________________
self-incompatibility cells
the plants mood that day
the plant's CNS
self-incompatibility genes
13
What must be removed to prevent apical dominance?
anther
root meristem
leaf primordium
apical meristem
14
Which vascular tissue is being pointed to in this micrograph?
xylem
sclerenchyma
phloem
pith
15
Cytokinins are made in the ____________ and have a role in ____________
root // fruit ripening
apical meristem // cell differentiation
root // cell differentiation
apical meristem // seed germination
16
Which of the following is an example of negative phototropism?
Flower growth
Leaf growth
Shoot growth
Root growth
17
Which of the following surrounds and nourishes a growing plant embryo?
Micropyle
Endosperm
Plumule
Testa
18
Which of the following is a leaf adaptation for optimum gas exchange?
Significant stomatal density on the underside
All of the above
Tightly packed spongy mesophyll cells
Low surface area
19
Which of the following is a key reason that plants have adaptations that promote cross-pollination?
Cross-pollination increases genetic diversity
Cross-pollination increases genetic uniformity
Cross-pollination reduces genetic diversity
Cross-pollination reduces natural selection
20
A high auxin to cytokinin ratio promotes_____________________
None of the above
fruit ripening
shoot development
root development
21
Which of the following auxin transport membrane proteins requires ATP to function?
Expansin carriers
Efflux carriers
Potassium channels
Influx carriers
22
During the pollination and fertilization process, "triple fusion" results in the _______________ .
zygote
haploid polar nuclei
endosperm
embryo
23
Which is true about phloem tissue structure?
transport at low press
dead mature cells
companion cells with organelles
walls with lignin
24
Translocation from a source to a sink occurs because of....
None of the above
..osmosis at the sink
..greater turgor pressure at the sink
..greater turgor pressure at the source
25
Which of the following is NOT a description of xylem vessel structure & function?
Mature xylem are dead allowing a larger lumen
Thin lignified cell walls to promote flexibility
Lignin impregnated cell walls to withstand low pressure
Arranged end-to-end to form a continuous tube
26
What is IAA and what is one of its key roles?
ethylene; fruit ripening
Gibberelin; fruit growth
none of the above
auxin; shoot growth
27
Which of the following enables the process of transpiration?
Guard cells
Evaporation
Adhesion of water
Cohesion of water
28
What metabolic process begins soon after the imbibition of water during germination?
Cellular respiration
All of the above
Photosynthesis
Hormonal translocation
29
Which of the following is related to how auxin promotes cell growth?
Protons (H+) are pumped (ATP) making cell walls acidic
Cellulose bonds are loosened with the help of expansins
All of the above
Osmosis causes increased turgor pressure expanding water vacuoles
30
What part of the flower is #5 point to?
anther
sepal
style
Ovary
