stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Edexcel 9-1 Biology Plant structures Flashcards | StudBud
Explore
/
Edexcel 9-1 Biology Plant structures
Edexcel 9-1 Biology Plant structures
22 terms
·
StudBud Administration
·
150 plays
#GCSE #9-1 #Edexcel #Biology #Plants #photosynthesis
Flashcards
22 cards
F
Practice quiz
P
Host live
L
Questions
22
Answers
1
What is a limiting factor?
A factor that denatures enzymes
A factor that speeds up photosynthesis
A factor that stops the rate of photosynthesis increasing
A factor that stops photosynthesis
2
How have xylem adapted to their role?
They have no pores to allow water out
They are made of dead cells with no cytoplasm
They have thin side cell walls
They have thick side walls containing lignin
3
Which sugar is transported by the phloem?
Fructose
Glucose
Lactose
Sucrose
4
Which limiting factor of photosynthesis, does this graph represent?
Lack of sunlight
Lack of carbon dioxide
Temperature
Lack of water
5
What pulls water up the plant in transpiration?
Active transport
Water evaporating from the stomata
New water entering the roots
Weak forces of attraction between water molecules
6
Where in a cell does photosynthesis occur?
Chlorophyll
Chloroplast
Mitochondira
Ribosome
7
Plants and ________ use photosynthesis to create glucose.
Viruses
Bacteria
Fungi
Algae
8
How can we find the rate of transpiration of a plant using a potometer?
Time taken for bubble to move / distance moved
Distance bubble moves / time taken
Distance bubble moves x time taken
Time taken / √distance bubble moves
9
How do minerals enter the root hair cell from the soil?
Diffusion
Osmosis
Movement
Active transport
10
Why do minerals enter the root hair cell through active transport?
Its moving from a low concentration to a high concentration
Its moving from a high concentration to a low concentration
It needs water to be transported
It needs energy for it to be transported
11
How does water pass through the membrane of root hair cells?
Active transport
Osmosis
Diffusion
Movement
12
Which type of plant cells contain the most chloroplasts?
Guard cells
Spongy mesophyll
Pallisade cells
Stomata
13
Why do plants need water?
Carrying dissolved minerals
Keeping cells rigid
Photosynthesis
Respiration
14
The tiny holes under the leaf (stomata) allow carbon dioxide to get into the leaf through______
Active transport
movement
Osmosis
Diffusion
15
We can investigate the rate of transpiration in a plant using which piece of equipment?
Translocator
Transpirator
Potometer
Plantometer
16
At night what causes the guard cells to close the stomata?
Water flows out of the guard cells making them rigid
Water flows into the guard cells making them flaccid
Water flows out of the guard cells making them flaccid
Water flows into the guard cells making them rigid
17
A plant is usually which part of a food web?
Predator
Prey
Consumer
Producer
18
Which cells transport water in plants?
Seive Cells
Companion Cells
Phloem
Xylem
19
Producers produce their own biomass. What is biomass?
The materials in an organism
The mass of a population of the plant
A type of renewable fuel
How heavy an organism is
20
What causes the flow of sucrose through a plant in translocation?
Diffusion from the companion cells
Pumping from the seive cells
Diffusion from the seive cells
Pumping from the companion cells
21
Complete the balanced symbol equation: 6CO
2
+ 6H
2
O --> _________ + _________
C6H12O6 + 6O2
6C6H12O6 + O2
C6H6O12 + 6O2
6C6H6O12 + O2
22
Complete the word equation for photosynthesis: ___________ + _________ --> Glucose + Oxygen
Nitrogen + Water
Light + Water
Nitrogen + Carbon dioxide
Carbon dioxide + Water
