Best answer: What role do plants play in ecological balance for Class 7?

They keep ecological balance by providing oxygen to living organisms and absorb carbon dioxide released by them. Oxygen is also necessary for fire which provides us heat and food. Plants also a big source of shelter for many organisms and important part of food chains within an ecosystem.

What role do plants play in ecological balance?

Plants are the primary regulators of the water cycle. Plants help in maintaining the life-form on the planet. Plants provide shelter and home to millions of organisms. Plants are the primary producers and the primary source of food.

What is an ecological balance Class 7?

Maintenance of an equilibrium in the transfer of energy and matter is known as ecological balance. This balance helps to keep the ecosystem stable. When there is more emission of energy and matter out of the ecosystem, an imbalance is created. This causes disruption in the proper functioning of the ecosystem.

What are the important role of plants?

Plants are really important for the planet and for all living things. Plants absorb carbon dioxide and release oxygen from their leaves, which humans and other animals need to breathe. Living things need plants to live – they eat them and live in them. Plants help to clean water too.

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What are plants important?

Plants provide us with food, fiber, shelter, medicine, and fuel. The basic food for all organisms is produced by green plants. In the process of food production, oxygen is released. This oxygen, which we obtain from the air we breathe, is essential to life.

How do you do ecological balance?

Taking steps to reduce or eliminate pollution from nonpoint sources such as streets and farms will help to maintain the ecological balance. Sewage and run-off of agricultural fertilizer can cause the rapid growth of algae in lakes and streams. The growth of algae blocks sunlight and depletes the oxygen in the water.

What is ecological balance in simple words?

Ecological balance is a term describing how ecosystems are organized in a state of stability where species coexist with other species and with their environment. … These ecological changes are called disturbances. A disturbance is any change that causes a disruption in the balance of an ecosystem.

What is ecological imbalance?

Ecological imbalance is when a natural- or human-caused disturbance disrupts the natural balance of an ecosystem. The balance of an ecosystem can be disrupted by natural or human-caused disturbances. If a species disappears or a new species is introduced it can shift an ecosystem to a state of ecological imbalance.

What are the 10 uses of plants?

List Ten Uses Of Plants

  • Plants support rainfall.
  • Plants help in soil erosion.
  • Plants protect us from air pollution.
  • Plants give us rubber, gum, paper, etc.
  • Plants are a great source of wood and timber.
  • Plants provide us with oil, spices, perfumes, etc.
  • Plants give us oxygen, the air which we all breath.
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Why plants and trees are important?

Trees are vital. As the biggest plants on the planet, they give us oxygen, store carbon, stabilise the soil and give life to the world’s wildlife. … Not only are trees essential for life, but as the longest living species on earth, they give us a link between the past, present and future.

How plants help our environment?

Plants are considered a critical resource because of the many ways they support life on Earth. They release oxygen into the atmosphere, absorb carbon dioxide, provide habitat and food for wildlife and humans, and regulate the water cycle [1].