Question Bank

The movement of water between the earth's surface and the atmosphere is the:

Deforestation leads to:

Which of these is the largest ecosystem on Earth?

The first National Park established in Nepal is:

Which organism is at the base of any ecological pyramid?

Acid rain is mainly caused by the emissions of:

Vulture is an example of a:

Which part of the Earth supports life?

Which of the following is a renewable resource?

According to the 10% law, how much energy is transferred to the next trophic level?

Which bacteria are responsible for fixing atmospheric nitrogen in leguminous plants?

The relationship where one organism benefits and the other is neither helped nor harmed is:

Which ecological pyramid can never be inverted in a natural ecosystem?

What is the term for the process of converting ammonia into nitrates?

A food chain consisting of dead organic matter is called:

In a pond ecosystem, what kind of pyramid of biomass is typically found?

What is the role of Nitrosomonas in the nitrogen cycle?

Which phenomenon causes an increase in the concentration of toxic substances at higher trophic levels?

The gradual process by which ecosystems change and develop over time is called:

Species that are found only in one specific geographic area are called: