Which of the following statement is incorrect regarding ecological pyramid?


What is false for ecological pyramid?

The pyramid of numbers and biomass is always upright is false. … It can be upright (Forests and grassland) or inverted (Aquatic ecosystem for eg- the biomass of fish far exceeds that of phytoplankton).

Which of the following is incorrect regarding ecosystem?

Q. Which of the following statement is incorrect regarding ecosystem? Answer: [B] It is a closed system. Notes: Ecosystem is normally an open system with a continuous but variable influx and loss of materials and energy.

Which of the following are not given any place in ecological pyramids?

Decomposers are placed alongside the pyramid table because they help in breakdown of dead organisms at trophic level into molecules. So even being one of the important organisms in pyramid saprophytes/ decomposers has no place in the ecological pyramid.

What is correct regarding ecological succession?

“What is correct regarding ecological succession?” The decrease in biodiversity at each transitional level. Primary succession is faster than secondary succession. Change to environmental condition extreme to mesic.

Question : What is correct regarding ecological succession?

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Question What is correct regarding ecological succession?
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Which is incorrect for standing crop?

Answer-(3) Standing crop is related to living organisms. It is in no way related to dead organic matter.

What is correct regarding secondary succession in comparison with primary succession?

Correct answer:

Primary succession occurs in an environment without previous life, or a barren habitat. Secondary succession occurs in an area that had previously been inhabited but experienced a disturbance, such as a wildfire.

Why is energy pyramid always upright?

Pyramid of energy is the only type of ecological pyramid, which is always upright because the energy flow in a food chain is always unidirectional. Also, with every increasing trophic level, some energy is lost into the environment and never goes back to the sun.

Which of the following statement is correct about the pyramid of energy?

Pyramid of energy is always upright, can never be inverted, because when energy flows from a particular trophic level to the next trophic level, some energy is always lost as heat at each step.

Which of the following ecological pyramid is not upright?

In an aquatic ecosystem, the pyramid of biomass is generally inverted.