WorksheetsBio Sem 1 Exam Review Part 2
Total questions: 60
Worksheet time: 31mins
Which of the following is an example of an AUTOTROPH?
cats
humans
viruses
apple trees
Producers get their energy from
Other organisms
sunlight
water
They don't need energy
Photosynthesis uses sunlight to convert water and carbon dioxide into
just oxygen
just glucose
ATP and oxygen
oxygen and glucose
Which of the following is (are) reactants for photosynthesis?
carbon dioxide
water
light
all of the above
Which is the correct equation for Cellular Respiration?
C6H12O6 + 02 → CO2 + H2O + ATP
02 + C6H12O6 + ATP→CO2 + H2O
CO2 + H2O→O2 + C6H12O6+ ATP
CO2 + H2O + ATP →O2 + C6H12O6
Cellular respiration releases energy by breaking down
glucose
ATP
carbon dioxide
water
What are the reactants (inputs) in the equation for cellular respiration?
oxygen and lactic acid
carbon dioxide and water
glucose and oxygen
H2O and glucose
Which of these is a product (output) of cellular respiration?
Oxygen
CO2
Glucose
all of the above
Which is the correct chemical equation for Photosynthesis?
C6H12O6 + 02 → CO2 + H2O + sunlight
02 + C6H12O6 + sunlight → CO2 + H2O
CO2 + H2O → O2 + C6H12O6 + sunlight
CO2 + H2O + sunlight → C6H12O6 + O2
How do photosynthesis and respiration compare?
They only occur in plants
They are the same reaction
They are opposite reactions
Neither requires energy
Animals and plants rely on each other. Plants use ___________from animals and animals use _______________ from plants.
Oxygen, CO2
CO2, oxygen
sugar, oxygen
oxygen, sugar
Which organisms use cellular respiration
Plants only
Animals only
Plants and animals
Only Humans
Where does photosynthesis take place?
lysosome
mitochondrion
ribosome
chloroplast
Where does cellular respiration takes place?
chloroplasts
lysosomes
nucleus
mitochondria
Which of the following is an example of an HETEROTROPH?
cats
viruses
apple trees
grass
These organisms can also be called herbivores because they eat plants or algae
Producers
Primary consumers
Secondary consumers
Tertiary consumers
What approximate percent of the energy found in producers is passed on to primary consumers?
100%
90%
50%
10%
All animals and fungi must eat other organisms to get food. They are therefore called
Autotrophs
Producers
Consumers
Omnitrophs
Producers get their energy from
Other organisms
sunlight or chemicals
water
They don't need energy
The leaf is a:
producer
primary consumer
secondary consumer
heterotroph
The chameleon is a:
producer
primary consumer
secondary consumer
autotroph
If you were to make an energy pyramid for this food chain, what would be on the BOTTOM?
Leaf
Caterpiller
Chameleon
Snake
Mongoose
In an energy pyramid for this food chain, what would be on the TOP?
Leaf
Caterpiller
Chameleon
Snake
Mongoose
If the leaf starts out with 200 joules of energy, how much energy would be available to the chameleon?
2000
200
20
2
0.2
The Mongoose would be on which trophic level?
1
2
3
4
5
The seagrass and algae are
producers
primary consumers
decomposers
secondary consumers
Which organism is considered the APEX (top) predator
Triggerfish
turtle
octopus
shark
Which organism is considered BOTH a secondary and tertiary consumer?
Triggerfish
turtle
octopus
jellyfish
According to this food web.....
The Damselfish is eaten by the crab
The crab is eaten by the Damselfish
The turtle is eaten by the jellyfish
The shark is eaten by the turtle
A catastrophic event wipes out the turtle population. In the short term this might cause....
A decline in Damselfish
A decline in the shark population
An increase in the producer population
An increase in the shark population
The bacteria in this food web is a decomposer, this means:
All other organisms should have an arrow pointing TOWARDS the bacteria
All other organisms should have an arrow pointing AWAY from the bacteria
Phytoplankton have 50,000 Kcal of energy. How much energy would be stored in the Mackerel level?
5
50
500
.5
Looking at this energy pyramid, what organism is the tertiary consumer?
phytoplankton
crustaceans
herring
mackeral
shark
We learned that Sea otters eat urchins and urchins eat kelp. What would happen to the kelp if all the sea otters were killed?
The kelp grows out of control
The urchins disappear
Urchins eat all of the kelp
The kelp and urchins stay in balance
What is the magnification of the part at 9?
2X
5X
10X
40X
If you are using the LOW power objective, which part can you use to focus?
1
2
7
12
If you are using the HIGH power objective, which part will you use to focus it?
1
8
12
13
If you are using the LOW power objective, what would the TOTAL magnification be?
4X
10X
40X
100X
Which of the following is a primary consumer in a food chain?
Lion
Shark
Eagle
Grasshopper
What is the main purpose of cellular respiration?
To store oxygen
To generate ATP
To create proteins
To produce glucose
In an ecosystem, which organism is most likely to be a decomposer?
Fungi
Rabbit
Eagle
Grass
What is the job of the decomposers?
They are necessary part of the diet of most consumers.
Convert plant material into a form that 1st consumers use
make resources by breaking down waste materials
extract energy from sunlight
How do decomposers benefit the carbon cycle?
Dead organic matter is broken down and nitrogen is released into the air.
Carbon is leaked into the air when fossil fuels are burned.
Decaying organisms are essential for carbon to be released back into the food web.
Volcanoes and fires vent large amounts of carbon dioxide into the sky.
Decomposers get their food by __________.
making it themselves
eating live organisms
using dead organisms
eating themselves
A decomposer is a
consumer
producer
Mushrooms and other fungi play an important role as decomposers in ecosystems. What is the primary purpose of decomposers?
They provide food for desert consumers.
They serve as the only site of nitrogen fixation.
They use energy from the Sun to make food.
They break down waste and return nutrients to the soil.
Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.
mutualism
commensalism
competition
parasitism
A relationship between two organisms in which one organism benefits and the other is unharmed...
Mutualism
Competition
Parasitsm
Commensalism
A tapeworm lives in the intestine of a cat absorbing nutrients through its skin. A tapeworm and a cat have this type of relationship.
mutualism
parasitism
commensalism
competition
What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.
commensalism
mutualism
parasitism
predation
All of the organisms of the same species that live in the same area at the same time.
Population
Species
Community
Biosphere
When a species has died out and no individuals are left.
Extinction
Fertile
Endangered Species
Offspring
1. A population of tigers lives in Bangladesh. Over 50 years, the size of the tiger population increased. What best explains the increase in the size of the tiger population?
Fewer tigers were born than died
More tigers were born than died.
Foxes eat small animals called voles. In southern Sweden, scientists observed that when the vole population decreased, what will happen the fox population?
Population will decrease because there will be less births.
Population will remain stable
Population will increase
Population will decrease because there will be less deaths.
In parasitism between a dog and a tick, which is considered the host?
Tick
Dog
Both
Neither
