The base of each pyramid represents the _________or the ___________level while the apex represents ____________
1. Consumers, first trophic and top trophic level
2. Producers, first trophic and top trophic level
3. Producers, second trophic and top trophic level
4. Consumers, second trophic and top trophic level

Which of the following group of organisms is not included in the ecological pyramids?

1. Herbivores

2. Carnivores

3. Saprophytes

4. Predators

The pyramid of biomass in the sea is generally

1. Upright

2. Inverted

3. Bell-shaped

4. Rectangular, stable.

Which of the following pyramids can never be inverted in a natural ecosystem?

1. pyramid of numbers

2. pyramid of energy

3. pyramid of biomass

4. all can be inverted 

Which one of the following statements for pyramid of energy is incorrect, whereas the

remaining three are correct ?

1. It shows energy content of different trophic level organisms

2. It is inverted in shape

3. It is upright in shape

4. Its base is broad

What type of ecological pyramid would be obtained with the following data? 

Secondary consumer: 120 g 

Primary consumer: 60 g 

Primary producer: 10 g

1. Inverted pyramid of biomass

2. Pyramid of energy

3. Upright pyramid of numbers

4. Upright pyramid of biomass

If 20 J of energy is trapped at the producer level, then how much energy will be available to peacocks as food in the following chain? 
Plant → mice → snake → peacock

For which of the following predatory food chain pyramid of biomass is inverted?

1. Grass $\to$ Insect $\to$ Snake $\to$ Frog

2. Detritus $\to$ Sparrow $\to$ Earthworms

3. Phytoplanktons $\to$ Zooplanktons $\to$ Fish

4. Tree $\to$ Birds $\to$ Parasite

Mark the odd one with respect to shape of ecological pyramids.

1. Pyramid of energy.

2. Pyramid of number in grassland ecosystem.

3. Pyramid of biomass in aquatic ecosystem.

4. Pyramid of biomass in terrestrial ecosystem.

Which one of the following is not used for construction of ecological pyramids?

1. Dry weight

2. Number of individuals

3. Rate of energy flow

4. Fresh weight