Pyramid of Energy

Q. Which of the following pyramids is always upright and never inverted?

1. Pyramid of number
2. Pyramid of energy
3. Pyramid of biomass
4. Pyramid of culture

Q. According to Lindeman's 10% law, what amount of energy will be present at the level of primary consumers if the plants produce 4, 000 kcal of energy?

1. 40, 000 kcal
2. 4, 000 kcal
3. 400 kcal
4. 40 kcal
5. 4kcal

Q. Which of the following statement is incorrect regarding ecological pyramids?

1. The pyramid of energy is inverted in ocean ecosystem.
2. The pyramid of biomass is inverted in aquatic ecosystem.
3. The pyramid of numbers is upright in a grassland ecosystem.
4. The pyramid of biomass is upright in a grassland ecosystem.

Q. Choose the correct statement with reference to an aquatic ecosystem.

1. Pyramid of energy is inverted, pyramid of biomass is upright
2. Pyramid of biomass is inverted, pyramid of energy is upright
3. Both pyramid of energy and biomass are upright
4. Both pyramid of energy and biomass are inverted

Q. The pyramid of energy is always upright for any ecosystem.

1. True
2. False

Q. Top carnivores receive minimal energy in an ecosystem.

1. True
2. False

Q. The pyramid of energy is always upright for any ecosystem. This situation indicates that ______________.

1. Producers have the highest energy conversion efficiency
2. Top carnivores receive minimal energy in an ecosystem
3. Energy conversion is the same in all trophic levels
4. Carnivores have the highest energy conversion efficiency

Q. Which of the following factor decreases as food chain proceed?

1. Pressure
2. Energy
3. Nutrition
4. Temperature

Q. Which of the following factor decreases as food chain proceed?

1. Pressure
2. Energy
3. Nutrition
4. Temperature

Q. Which one of the following statements for pyramid of energy is incorrect ?

1. It shows energy content of different trophic level of organisms
2. It is inverted in shape
3. It is upright in shape
4. Its base is broad

Q. Which of the following pyramid is always upright and can never be inverted?

1. Pyramid of biomass
2. Pyramid of number
3. Pyramid of energy
4. All ecological pyramids