Answer: anthropogenic disturbances , Explanation: The marine ecosystems are threatened by anthropogenic disturbances such as overexploitation, habitat destruction, pollution, bio-invasion and climate change.
What are the causes behind ecological imbalance?
Pollution (air, water and soil) Degradation of natural resources such as soil erosion, deforestation, depletion of wildlife, shortage of energy, degradation of marine ecosystems and depletion of mineral resources.
What do you mean by ecological imbalance Class 9?
Ecological imbalance is when a natural- or human-caused disturbance disrupts the natural balance of an ecosystem. … If a species disappears or a new species is introduced it can shift an ecosystem to a state of ecological imbalance.
How are human activities responsible for ecological imbalance 200 words?
Human activity is causing environmental degradation, which is the deterioration of the environment through depletion of resources such as air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution.
What causes ecological imbalance Brainly?
Explanation: Global problems-It includes global warming,Acid rain,Pollution,ozone layer depletion. National problems-The problems that have an impact in the national environment which include air,water,soil pollution,Depletion of ozone layer,deforestation,degradation of minerals.
What human activities may lead to imbalance in ecosystem?
There are five major ways that business activity can threaten ecosystems: climate change, pollution, habitat destruction, overexploitation, and introduction of invasive species.
What most disturbs the ecological balance?
Cutting of trees, hunting of animals, wastage of water and pollution are the major ways in which humans disturb the ecological balance.
How are humans destroying the earth?
Humans impact the physical environment in many ways: overpopulation, pollution, burning fossil fuels, and deforestation. Changes like these have triggered climate change, soil erosion, poor air quality, and undrinkable water.
What are 10 ways humans impact the environment?
11 Ways Humans Impact the Environment
- Global Warming.
- Climate Change.
- Genetic Modification.
- Ocean Acidification.
- Water Pollution.
How do human activities affect the environment essay?
Although the industrial activities of man provide basic need of the society, simultaneously the same release a lot of pollutants to the environment. The pollutants in environment cause loss of raw materials, health hazards, increase in death rate, damage to crop, making environment unfit for living organisms etc.
Which of the following is not a factor that is causing imbalance in ecosystem?
Rainfall is the answer. Explanation: Because rainfall helps in the growth of crops,plants. in turn the plants will release oxygen and keep the environment fresh and free from pollution.