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10 questions
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  • Q1
    Ecological balance is a term used to describe the equilibrium between living organisms such as human being, plants, and animals as well as their environment. Why is there a need for ecological balance?
    Question Image
    enough food availability
    stability of organisms
    Neither A nor B
    both A and B
    45s
  • Q2
    Conservation of forests is forest management and protection of the forests. Why do we need to conserve our ecosystem?
    Question Image
    to give us more wood
    to protect biodiversity
    to eliminate some species
    to have more lands to develop into subdivisions
    45s
  • Q3
    Mangroves are a group of trees and shrubs that inhabit the intertidal coastal zone. Why are mangrove plants important?
    Question Image
    They serve as nurseries for fish species.
    They are good source of wood.
    They provide home to supernatural beings.
    They increase erosion
    45s
  • Q4
    What will happen in an ecosystem if we fail to protect and conserve them?
    Weather will remain at optimum level.
    There will be loss of biodiversity.
    Animal species will continue to exist.
    There will be clean air and abundance of resources.
    45s
  • Q5
    The Philippine archipelago is well known for its species-rich coral reefs, but warm waters, ocean acidification, overfishing, and physical degradation destroy these coral reefs? Which of the following practices destroys coral reefs?
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    use of fishnet
    stop sewage
    responsible snorkeling and diving
    dynamite fishing
    45s
  • Q6
    Disturbing an ecosystem’s equilibrium can be detrimental to all living things relying on it. Which of the following destroys the forest ecosystem?
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    planting trees
    deforestation
    using paper wisely
    reforestation
    45s
  • Q7
    What are the ways of conserving and protecting forest ecosystem?
    Question Image
    deforestation
    proper use of forest goods and woods
    regulated and scheduled tree cutting
    kaingin system
    45s
  • Q8
    Coral reefs shield coastlines from the adverse effect of wave action and tropical storms, provide many marine species with habitats and shelter, and the source of nitrogen and other important nutrients for marine food chain. How can we protect coral reefs?
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    anchor boats on reefs
    join an organization that protects the coral reefs
    touch coral reefs when diving
    practice muro-ami
    45s
  • Q9
    Endangered species are animals and plants populations which are at significant risk for extinction. Which of the following is considered endangered species?
    monkey
    tarsier
    panda
    dog
    45s
  • Q10
    For our survival, we rely on trees, from the air we breathe to the wood we use. What are the ways on how to prevent denudation of rainforests?
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    illegal mining
    deforestation
    planting trees
    forest fire
    45s

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