Tag: water and air and their importance

Questions Related to water and air and their importance

Multiple choice biology water and air and their importance water management - case studies introduction to natural resources management of natural resources

A natural resource that has inherent capacity to replenish is called as

  1. Renewable resource

  2. Non renewable resource

  3. Exhaustible resource

  4. Inexhaustible resource

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Renewable resources are those that are replenished naturally over relatively short periods of time. It includes solar energy, tidal energy, geothermal energy, biomass, etc. Thus the correct answer is option A.

Multiple choice biology water and air and their importance water management - case studies introduction to natural resources management of natural resources

A renewable exhaustible natural resource is 

  1. Forest

  2. Coal

  3. Petroleum

  4. Minerals

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Natural resources occur naturally within environments, that exist relatively undistributed by humanity, in a natural form. A natural resource is often characterized by amounts of biodiversity and geodiversity existent in various ecosystems. Natural resources are derived from the environment. Biotic resources are obtained from the biosphere (living and organic material), such as forests and animals, and the materials, that can be obtained from them. Forests and wildlife are both renewable in the short term but non renewable once a point has been reached or to a point. Forests can be managed to some degree sustainable forestry cuts older trees, while planting new one to replace them, this works in some types of environments better than others.

Multiple choice chemistry water and air and their importance natural cycles and resources constituents of air component of air - nitrogen

Balance of oxygen and carbon dioxide in atmosphere is maintained by :

  1. plants

  2. animals

  3. humans

  4. All of the above

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
The balance of oxygen and carbon dioxide is maintained in the atmosphere by the oxygen released by plants during photosynthesis and carbon dioxide released by human and animals.

Hence the option D is correct.
Multiple choice chemistry water and air and their importance natural cycles and resources constituents of air component of air - nitrogen

Plants consumes ____________ and gives _____________.

  1. oxygen, carbon dioxide

  2. carbon dioxide, oxygen

  3. sulphur dioxide, oxygen

  4. oxygen, sulphur dioxide

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Plants consumes carbon dioxide and gives oxygen.

As in the process of photosynthesis plants consumes carbon dioxide and during photosynthesis plants release oxygen.