Differences between Pyramid of Biomass in Aquatic and Terrestrial Ecosystems

Q. Which among the following statements is/are incorrect?

1. In general, the transfer of energy from one trophic level to the next is in the order of 10%
2. Open ocean and deserts are less productive than ocean- land -interface regions
3. NPP is maximum in a tropical forest and average in a temperate forest
4. The productivity of aquatic ecosystems is much higher as compared to the terrestrial ecosystem in context of total biosphere productivity

Q. In marine ecosystems like seas, the pyramid of biomass is

1. inverted
2. upright
3. spindle shaped
4. can be either inverted or upright

Q. Which statement is most appropriate?

1. The biomass in each trophic level is lesser than that of the trophic level below in a terrestrial ecosystem.
2. The biomass in each trophic level is always lesser than that of the trophic level below
3. The biomass in each trophic level is always more than that of the trophic level below
4. None of these

Q. An ecological pyramid of biomass is a representation of the ecosystems :

1. Energy flow through each trophic level
2. Tissue at each trophic level
3. Populations in each food web
4. Biological material in relation to abiotic material

Q.

Describe the components of an ecosystem.

Q. Which statement is most appropriate?

1. The biomass in each trophic level is lesser than that of the trophic level below in a terrestrial ecosystem.
2. The biomass in each trophic level is always lesser than that of the trophic level below
3. The biomass in each trophic level is always more than that of the trophic level below
4. None of these

Q. Which of the following is true with respect to phytoplankton?

1. Phytoplankton grow more rapidly than land plants
2. Phytoplankton have simple structures with more consumable matter than land plants
3. Phytoplankton have higher primary productivity than land plants
4. All of these
5. None of these

Q.

Describe the components of an ecosystem.

Q. Which statement is most appropriate?

1. The biomass in each trophic level is lesser than that of the trophic level below in a terrestrial ecosystem.
2. The biomass in each trophic level is always lesser than that of the trophic level below
3. The biomass in each trophic level is always more than that of the trophic level below
4. None of these

Q. Which of the following is true with respect to phytoplankton?

1. Phytoplankton grow more rapidly than land plants
2. Phytoplankton have simple structures with more consumable matter than land plants
3. Phytoplankton have higher primary productivity than land plants
4. All of these
5. None of these

Q. Which statement is most appropriate?

1. The biomass in each trophic level is usually lesser than that of the trophic level below
2. None of these
3. The biomass in each trophic level is always more than that of the trophic level below
4. The biomass in each trophic level is always lesser than that of the trophic level below