EASY

Earn 100

Anthropogenic biome is also known as because human activities like deforestation, overpopulation, pollution and burning of fossil fuels are responsible for the changes in climate, soil erosion, undrinkable water and bad air quality.

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Important Questions on Ecosystem

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

The amount of nutrients, such as carbon, nitrogen, phosphorus and calcium present in the soil at any given time, is referred as:

MEDIUM

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Which one of the following is a characteristic feature of cropland ecosystem?

MEDIUM

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

All species of vultures in India are threatened with extinction. What is the most likely outcome if all vultures in India go extinct?

HARD

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Which of the following is incorrect pair regarding cyclomorphosis in Daphnia

?

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Most animals that live in deep oceanic waters are:

MEDIUM

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Identify the correct statements with reference to greater biodiversity in the tropics.
A. The duration of time available for species diversification is limited.
B. Solar energy and water resources are available in abundance.
C. Tropical climates are not constant and cannot be predictable.
D. Tropical latitudes have remained relatively undisturbed for millions of years.

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Which among the following is not a functional unit of the ecosystem?

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Identify the correct statement from the following.

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

An association of individuals of different species living in the same habitat and having functional interactions is:

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

The term ecosystem was coined by:

MEDIUM

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Study the following statements and select the correct ones:
I) In a thermally stratified lake, in winter, the upper layer is known as epilimnion.
II) Animals in a lake that are capable of swimming constitute neuston.
III) The natural interconnections of food chain forms a network called food web.
IV) Energy flow in an ecosystem is unidirectional.

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Presence of plants arranged into well-defined vertical layers depending on their height can be seen best in:

MEDIUM

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Choose the correct statements.
A) In the total cost of ecosystem services, soil formation accounts for

50 %

B) During succession, some species colonize an area, and their population increases, but other species will disappear
C) In many desert plants, the CAM pathway enables the stomata to close during day time
D) In hydrophytes, long, slender and flexible stems are not found

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Biological equilibrium is found among the:

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Biological diversity increases with the productivity of an ecosystem. In which of the following habitats do we see the greatest diversity of species?

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Who proposed that ecosystem is the symbol of structure and function of nature?

EASY

Biology>Ecology>Ecosystem>Ecosystem- Structure and Function

Which of the following ecosystem has the maximum amount of biomass production?