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0654 B12 Organisms and Their Environment Quiz

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Quiz for 0654 B12 organisms and their environment
Jeffrey Piggott
Quiz by Jeffrey Piggott, updated more than 1 year ago
Jeffrey Piggott
Created by Jeffrey Piggott almost 6 years ago
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Question 1

Question
Which of the following is an example of a food chain?
Answer
  • A carnivore → herbivore → producer
  • B flower → fruit → seed
  • C grass → antelope → lion
  • D starch → maltose→ glucose

Question 2

Question
Which diagram shows a pyramid of biomass for a woodland?
Image:
Q2 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 3

Question
The diagram shows the movements of water between oceans, land and the air. The figures are based on an annual mean precipitation of 100 units. What is the total of evaporation from the land and transpiration from plants at X?
Image:
Q3 (binary/octet-stream)
Answer
  • A 7
  • B 13
  • C 16
  • D 77

Question 4

Question
What is shown in the diagram?
Image:
Q4 (binary/octet-stream)
Answer
  • A a food web
  • B non-cyclical energy flow
  • C the carbon cycle
  • D the water cycle

Question 5

Question
The graph shows a population growth curve. Which factors would cause region X on the graph to become steeper?
Answer
  • A decrease in predation, decrease in food supply
  • B increase in food supply, decrease in disease
  • C increase in food supply, increase in predation
  • D increase in predation, decrease in disease

Question 6

Question
The diagram shows a simple food chain. If a disease causes the number of herbivores to decrease, what will be the effect on the numbers of green plants and carnivores?
Image:
Q2 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 7

Question
In the food chain shown, the population of snakes is halved owing to a viral disease. What effect does this have on the other members of the food chain?
Image:
Q3 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 8

Question
Which is an example of a population?
Answer
  • A all the animals and plants living in a pond
  • B all the mahogany trees growing in a forest
  • C all the people born in a country over a period of 100 years
  • D all the species of animals in Africa

Question 9

Question
The diagram represents the carbon cycle. Which process is represented by arrow X?
Image:
Q5 (binary/octet-stream)
Answer
  • A combustion
  • B feeding
  • C photosynthesis
  • D respiration

Question 10

Question
The graph shows the increase in the human population of the world since 1630. What was the longest time taken for the population to double?
Image:
Q6 (binary/octet-stream)
Answer
  • A 100 years
  • B 200 years
  • C 300 years
  • D 400 years

Question 11

Question
The diagram shows a food chain. What is the correct pyramid of numbers for this food chain?
Image:
Q7 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 12

Question
Which process is not part of the water cycle?
Answer
  • A condensation
  • B fossilisation
  • C precipitation
  • D transpiration

Question 13

Question
Which processes are part of the carbon cycle?
Image:
Q9 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 14

Question
The surface waters of the ocean contain a population of microscopic plants. Which factor would result in fewer of these plants?
Answer
  • A an increase in the population of microscopic animals
  • B greater concentration of mineral nutrients
  • C higher temperature
  • D more light

Question 15

Question
By which process does water enter the atmosphere?
Answer
  • A condensation
  • B photosynthesis
  • C precipitation
  • D transpiration

Question 16

Question
The diagram shows organisms feeding on a dead rat and one of the organisms which, in turn, feeds on them. What is needed to complete the food chain?
Image:
Q12 (binary/octet-stream)
Answer
  • A carnivore
  • B consumer
  • C predator
  • D producer

Question 17

Question
The diagram shows part of the carbon cycle. Which labelled arrow represents photosynthesis?
Image:
Q13 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 18

Question
The diagram shows a food web. Which organisms feed on the greatest variety of other organisms, as shown in this food web?
Image:
Q14 (binary/octet-stream)
Answer
  • A crabs
  • B limpets
  • C lobsters
  • D mussels

Question 19

Question
In 2005, fifteen mice were set free on an island where mice had never lived before. The table shows how their population changed over the next three years. What caused the population change shown in the table?
Image:
Q15 (binary/octet-stream)
Answer
  • A lack of food
  • B lack of predators
  • C lack of space
  • D lack of water

Question 20

Question
Which pathway is taken by energy from the Sun?
Image:
Q17 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 21

Question
Which organisms remove carbon dioxide from the atmosphere?
Answer
  • A carnivores
  • B decomposers
  • C herbivores
  • D producers

Question 22

Question
The diagram shows the water cycle. Which letter represents "transpiration"?
Image:
Q18 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 23

Question
The diagram shows a simple water cycle. What is responsible for water loss from the tree?
Image:
Q19 (binary/octet-stream)
Answer
  • A evaporation
  • B respiration
  • C photosynthesis
  • D translocation

Question 24

Question
A food chain shows how organisms depend on each other for their sources of energy, but all energy comes ultimately from one source. What is this energy source?
Answer
  • A leaves of plants
  • B meat
  • C sunlight
  • D water

Question 25

Question
The graphs show the number of carnivores in a habitat over a period of time. At time X the herbivores in their food chain are removed from the habitat. Which graph shows the effect of this on the number of carnivores?
Image:
Q21 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 26

Question
Which factors affect the rate of growth of a plant population?
Image:
Q22 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 27

Question
The diagram shows a food web. What type of organism is X?
Image:
Q23 (binary/octet-stream)
Answer
  • A a carnivore
  • B a decomposer
  • C a herbivore
  • D a producer

Question 28

Question
What can be continuously recycled in ecosystems?
Image:
Q24 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 29

Question
Which of the following is an example of a food chain?
Answer
  • A carnivore → herbivore → producer
  • B flower → fruit → seed
  • C grass → antelope → lion
  • D starch → maltose → glucose

Question 30

Question
Which pair of statements about energy flow in ecosystems is correct?
Image:
Q28 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 31

Question
Herbivores take in carbon atoms from plants. How do carbon atoms leave the herbivores?
Image:
Q29 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 32

Question
In which natural cycles do photosynthesis and respiration both play a part?
Image:
Q30 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 33

Question
In which stages in the water cycle is the water in vapour form?
Image:
Q31 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 34

Question
The diagram shows a pyramid of biomass for all organisms in an ecosystem. Which organisms are carnivores?
Image:
Q32 (binary/octet-stream)
Answer
  • A P and Q
  • B P and R
  • C Q and R
  • D R and S

Question 35

Question
Which process removes carbon dioxide from the atmosphere?
Answer
  • A combustion
  • B decomposition
  • C photosynthesis
  • D respiration

Question 36

Question
The three-toed sloth is a mammal that lives in the forests of Central America. Sloths are eaten by wild cats such as jaguars and also by snakes. The sloths mainly eat leaves. What is the original source of the energy supplied to the jaguars?
Answer
  • A leaves
  • B sloths
  • C snakes
  • D Sun

Question 37

Question
The graphs show the changes in the populations of predator and prey over a period of time. Which point on the graph shows a decrease in predator population?
Image:
Q35 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 38

Question
Which statement explains why the energy flow in a food chain is in one direction?
Answer
  • A Decomposers recycle nutrients for plants.
  • B Energy is not recycled.
  • C Plants convert light energy to chemical energy.
  • D The number of organisms decreases at each level in the food chain.

Question 39

Question
The diagram shows part of the carbon cycle. Which letter represents photosynthesis?
Image:
Q37 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 40

Question
The numbers in the diagram below show the amount of energy, in kJ, transferred through a part of an ecosystem. How much energy, in kJ, is transferred from herbivores to carnivores?
Image:
Q38 (binary/octet-stream)
Answer
  • A 15000 + 13200
  • B 15000 - 13200
  • C 88000 + 15000
  • D 88000 - 15000

Question 41

Question
The diagram shows the positions of four farms and the concentrations of nitrate at different points in a river. Which farm is likely to have been using too much fertiliser on its land?
Image:
Q39 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 42

Question
The diagram shows a food chain. rice plant → caterpillar → song bird → hawk How many decomposers are shown in this food chain?
Answer
  • A 0
  • B 1
  • C 2
  • D 3

Question 43

Question
The diagram shows the positions of four farms and the concentrations of nitrate at different points in a river. Which farm is likely to have been using too much fertiliser on its land?
Image:
Q39 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 44

Question
The table shows some information about two closely related species of sea bird. Sewage pollution at the mouth of a river destroys its fish stocks. What is likely to happen to local populations of these birds?
Image:
Q40 (binary/octet-stream)
Answer
  • A There will be no change to either species.
  • B Species X numbers will decrease, species Y will remain constant.
  • C Species Y numbers will decrease, species X will remain constant.
  • D Both species numbers will increase.

Question 45

Question
Three human activities are listed. 1 burning fossil fuels 2 deforestation 3 overusing fertilisers Which activities can cause the change shown in the graph?
Image:
Q41 (binary/octet-stream)
Answer
  • A 1, 2 and 3
  • B 1 and 2 only
  • C 1 only
  • D 2 and 3 only

Question 46

Question
What is a reason for conserving plant species?
Answer
  • A to absorb oxygen from the air
  • B to decrease rainfall
  • C to obtain drugs for medicinal use
  • D to release carbon dioxide into the air

Question 47

Question
What is reduced after deforestation?
Answer
  • A force of rain hitting the ground
  • B rainwater run-off
  • C soil erosion
  • D soil fertility

Question 48

Question
The diagram shows four positions on a river where water samples were taken. Which graph shows oxygen concentrations in the river?
Image:
Q44 (binary/octet-stream)
Answer
  • A
  • B
  • C
  • D

Question 49

Question
A large amount of herbicide is applied to a field. Heavy rainfall carries much of it into a nearby lake. What will be the effect of this on the lake?
Answer
  • A Herbicide decreases the growth of water plants.
  • B Herbicide decreases the number of bacteria.
  • C Herbicide increases the rate of evaporation from the lake.
  • D Herbicide kills the fish.

Question 50

Question
Which two gases both contribute to global warming?
Answer
  • A carbon dioxide and methane
  • B methane and oxygen
  • C oxygen and sulfur dioxide
  • D sulfur dioxide and carbon dioxide
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