Table of Contents
- 1 Which example is a graphic representation of the amount of animal and vegetable material at each trophic level?
- 2 What are the trophic levels describe each trophic level?
- 3 What is represented by a biomass pyramid?
- 4 What do the arrows in a food chain represent?
- 5 What is food chain food web and ecological pyramid?
- 6 What is the animal food chain?
Which example is a graphic representation of the amount of animal and vegetable material at each trophic level?
Ecological pyramids An ecological pyramid is a graphical representation that shows, for a given ecosystem, the relationship between biomass or biological productivity and trophic levels. A biomass pyramid shows the amount of biomass at each trophic level.
What are the trophic levels describe each trophic level?
Level 1: Plants and algae make their own food and are called producers. Level 2: Herbivores eat plants and are called primary consumers. Level 3: Carnivores that eat herbivores are called secondary consumers. Level 4: Carnivores that eat other carnivores are called tertiary consumers.
What is represented by a biomass pyramid?
A biomass pyramid is a diagram that compares the biomass of different trophic levels within an ecosystem. Biomass is a measure- ment of the amount of living organisms in an area. VoCABULARy. The biomass pyramid shows the total dry mass of organisms found at each trophic level.
What is food web short answer?
A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community. Another name for food web is consumer-resource system.
How many total trophic levels are present in a food web in which the top trophic level consists of secondary consumers do not consider decomposers or omnivores?
Generally, there are a maximum of four trophic levels. Many consumers feed at more than one trophic level. Humans, for example, are primary consumers when they eat plants such as vegetables. They are secondary consumers when they eat cows.
What do the arrows in a food chain represent?
A food chain is a simple, graphic way of showing a food relationship between organisms. All food chains start with a producer. The arrows in the food chain below depict the direction in which energy and nutrients flow, i.e. the arrow always points from the eaten to the eater.
What is food chain food web and ecological pyramid?
Food Chains, Food Webs, and Ecological Pyramids. A food chain is the simplest path that energy takes through an ecosystem. Energy enters from the sun. Each level in the transfer of energy is a trophic level. Organisms at each level use energy in cellular respiration and heat loss and store the rest.
What is the animal food chain?
Animals get their energy from the food they eat. Animals depend on other living things for food. Some animals eat plants while others eat other animals. This passing of energy from the sun to plants to animals to other animals is called a food chain.