What are primary consumers? Can a tertiary consumer of one chain be a primary or secondary consumer of another chain?
259What are primary consumers? Can food chain present quaternary consumers without having secondary or tertiary consumers?
368Can food chain present quaternary consumers without having secondary or tertiary consumers? Can a tertiary consumer of one chain be a primary or secondary consumer of another chain?
242
What are autotrophic beings?
Can food chain present quaternary consumers without having secondary or tertiary consumers? Can a tertiary consumer of one chain be a primary or secondary consumer of another chain?
What are the phytoplankton and the zooplankton?
What are age pyramids?
How is carbon dioxide made by producers and consumers?
Explain the typical conformation of the age pyramids of underdeveloped countries?
Into which type of energy is the light used in photosynthesis transformed.
Explain the typical vegetation and the typical fauna of the deserts?
How does gross primary production(gpp) relate to photosynthesis?
Despite having a great biodiversity why, is the Amazon Rainforest under risk of desertification?
What is the respective importance of carbon for the living beings?
What are the environmental harms caused by mercury pollution? What are the main sources of mercury pollution?
What are the typical vegetation and the typical fauna of the tundras?
Define ammensalim?
Explain the main intraspecific ecological interactions?