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IB Biology HL: Topic 9 Plant Biology Flashcards | StudBud
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IB Biology HL: Topic 9 Plant Biology
IB Biology HL: Topic 9 Plant Biology
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IB Bio Topic 9
Flashcards
20 cards
F
Practice quiz
P
Host live
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Questions
20
Answers
1
What are Meristems?
A particular stem at the base of plants.
Group of stem cells in the plant.
Stems only found on Dicots.
The connecting point between the leaf and the tree.
2
When would we find short-day plants flowering?
In Winter
In Summer
In Fall
In Spring
3
How does water enter the plant in Root Cells?
Osmosis
Transpiration Pull
Diffusion
Active Transport
4
What is one variable that can affect the rate of transpiration?
Light intensity
Length of stem
Cuticle Thickness
Number of stomata present
5
Measuring phloem rates can be measured indirectly by using...
Grasshopper
Spiders
Aphids
Ants
6
The following is an example of a Mutualistic relationship...
Christmas tree and bee
Sonny and Cher
Beyonce and Jay-Z
Vanilla orchid and the Melipona bee
7
Where are Apical Meristems found?
Xerophytes
Xylem
Tips of stems and roots.
Leaves
8
What is the name for the seed coat?
Epidermis
Cuticle
Cotelydon
Testa
9
Sugars flow from 'Source to Sink' - What is an example of a 'sink?'
Tubers
Leaves
Stems
Apical meristematic tissues
10
Where are Chloroplasts found?
Mesophyll
Vascular Tissue
Phloem
Cortex
11
What object receives the pollen for pollination from pollinators?
Petal
Anther
Filament
Stigma
12
What is the key feature of Turgid Cells?
Their small size.
Their large size.
Rigid, due to high pressure.
Their reproductive speed.
13
Xylem Vessels transport...
Proteins
Water
Water and dissolved minerals
Carbohydrates
14
What is needed for germination to occur?
Minerals and Water
Oxygen and Sunlight
Water and Oxygen
Soil and Carbon Dioxide
15
Where does the Lateral Meristem develop in Dicots?
Between the Xylem and Pholem
Between the epidermis and mesophyll.
16
What hormone is needed in order for plants to flower?
Florigen
Gibberellic Acid
Testosterone!
Auxin
17
What are Xerophytes?
Plants adapted to darkness
Plants that produce spores instead of seeds.
Plants adapted to the desert
Plants adapted to the rainforest
18
What is one way that nutrients enter the roots from the soil?
Diffusion
Mass Flow/Active Transport
Passive Transport
Osmosis
19
What does the hormone Auxin do?
Controls flowering in plants.
Open and close Stomata.
Promotes the elongation of of cells in stems.
Determines cell reproduction rate.
20
When stems grow towards a light source, this process is known as ...
I really wish I knew...
Seed dispersal
Phototropism
Transpiration
