CBSE Questions for Class 7 Biology Forests Our Lifeline Quiz 1 - MCQExams.com

Which of the following type of plants has reduced crown?
  • Shrubs
  • Cactus
  • Mango tree
  • None of the above
Name the type of forest which covers the largest area in India?
  • Evergreen forest
  • Deciduous Forest
  • Mangrove forest
  • None of the above
Mushrooms and other microorganism present in forests feed on________.
  • Soil and water
  • Green plants
  • Dead plants and animals
  • None of the above.
Different layers of vegetation provide _________ and________for animals.
  • Food and shelter
  • Air and water
  • Food and water
  • Shelter and air
Which of the following helps the soil to prevent the flood?
  • Forest
  • Animals
  • Fishes
  • None of the above
A food chain is a series of organisms where all the organisms are dependent on previous organism as a source of food.

  • True
  • False
Plants release oxygen through the process called 
  • Photosynthesis
  • Respiration
  • Oxygenation
  • Production
Heavy rains can leads to_______.
  • Floods
  • Drought
  • Volcano
  • Heat waves
Forests are reservoirs of wild life.
  • True
  • False
  • Ambigious
  • Data insufficient
Which of the following is/are the consequence of the destruction of forests.
  • Forest products become scarce
  • Quality of soil is degraded
  • Water resources get depleted
  • Fertility of soil increases
Which of the following is called as dynamic living entity?
  • Oceans
  • Villages
  • Cities
  • Forests
A natural resource is a substance/commodity that is a gift of nature which is very useful to mankind.
  • True
  • False
  • Neither
  • Either
Which of the following is the branchy part of a tree?
  • Stem tip
  • Apical stem
  • Crown
  • Axillary stem
If all the plants of the world die, all the animals will also die due to shortage of -
  • Oxygen
  • Timber
  • Cold air
  • Food
Which of the following has canopy?
  • Short trees
  • Shrubs
  • Tall trees
  • Grass
Which of the following are green lungs?
  • Green coloured lungs
  • Lungs with green algae
  • Lungs of green animals
  • Forests
Which is not a consequence of deforestation?
  • Desertification
  • Global warming
  • Poaching
  • Floods
Which of the following type of crown is seen pine trees?
  • Conical
  • Broad
  • Round
  • None of the above
When we destroy a forest we destroy:
  • An ecosystem
  • Plant life
  • Population of wild life
  • Food and shelter of wild animals
Forest is known as habitat because
  • It provides food and shelter to animals
  • It has specific set of plants and animals
  • It is a natural resource
  • Both A and B
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