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WorksheetsBiology Unit 8
Total questions: 27
Worksheet time: 17mins
Types of autotrophs
Photoautotrophs
Chemiautotrophs
Heterotrophs
What do photoautotrophs use to make food?
Sunlight
Moonlight
Candlelight
Firelight
Examples of Photoautotrophs
Plants
Algae
Cyanobacteria
Thermophilic bacteria
Heterotrophs get energy from...
Sugars produced by autotrophs for their energy needs
Symbiotic relationships with other heterotrophs
Photosynthesis from sunlight
Examples of Heterotrophs...
Animals
Fungi
Most bacteria
Thermophilic bacteria
Chemiautotrophs get their energy from...
Autotrophs
Capturing energy from inorganic compounds to make food
Cellular respiration
Light reaction
Photosynthesis Reactants:
H2O - Water
CO2 - Carbon Dioxide
Oxygen Waste
Sunlight
Photosynthesis Equation
CO2+H2O -> sugar + O2
H+CO2-> CH20
Carbon + sugar -> sunlight
Hydrogen + Oxygen -> sugar
Photosynthesis and Cellular Respiration involve...
complex metabolic pathways
chloroplast
pollen
actin
Types of metabolic pathways in photosynthesis
light reaction and calvin cycle
dark reaction and farenheit cycle
carbon and respiration
cellular respiration
oxygen waste exits through where
stomata
respiration
metabolic pathways
light reaction
Chloroplast Structure
Double membrane (outer and inner)
Stroma (not stoma)
Grana (stacks of thylakoid)
stoma
Inside of Thylakoid
(a)
What converts light energy to chemical energy, making ATP and NADPH (an e-carrier)
Light Reaction
Calvin Cylce
Lumen
Stroma
What is only found in plants that do photosynthesis
(a)
Where are high densities of chloroplasts occur in leaf cells?
mesophyll (middle of leaf)
Lumen
Stroma
Grana
What occurs in the thylakoid membranes of cholorplast?
Light reaction
Calcin Cycle
Stroma
Energy Wave
What uses ATP and NADPH to make sugar (food) occurs in stroma of chloroplast?
Light Reaction
Calvin Cycle
Dependent reactions
double membrane
What is made electromagnetic energy composed of photon particles traveling as waves?
Light Energy
Dark Energy
Weird Energy
Green Energy
The Visible range of light is ...
700-400nm
370-230nm
1200-300nm
30-450nm
Components of Thylakoid Membranes
Photosystems I and II; sights of light absorption
Molecules that make up an Electron Transport Chain (ETC)
Two enzyme complexes, NADP reductase and ATP synthesis
zeaxanthin and cartenoids
Main pigments of thylakoid membranes are:
chlorophyll a (a)
chlorophyll b (b)
B - carotene (c), a type of carotinoid
violet
shortest wavelengths - most energy
violets
reds
oranges
yellow
longest wavelengths - least energy
reds
violets
yellows
oranges
Which two capture light for photosynthesis; reason leaves are green...
Chlorophyll a
Chlorophyll b
B-Carotene
Chlorophyll c
What helps to protect photosystems by dissipating exess energy; also gound in cellls of carrots and energy?
B-Carotene
Chlorophyll a
Chlorophyll b
Chlorophyll c
Other crotenoids include;
Lycopene (red color of tomato)
zeaxanthin ( yellow of corn kernels
crustatian
NADP reductase
