Answer:
1. Ecologists call this one-way flow of matter and energy from a producer to a primary, then to secondary, and perhaps to a tertiary consumer, a food chain. ... ~ Single food chains do not show all the feeding relationships in ecosystems. The food web shows all the organisms at each feeding level or trophic level.
2. Energy flows through an ecosystem in one direction: from producer to primary consumer to secondary consumer to higher consumers. A biomass pyramid provides a picture of the feeding and nergy relationships within a food web and the direction of the flow of energy.
Explanation:
Answer: the correct answer is b
Explanation:
Hello.
The answer is: D, Kings.
The hierarchical levels are:
King / Monarch
Knights/Vassals
Barons/Nobles
Villeins/Peasants/Serfs
Have a nice day
Answer: so-called "Scramble for Africa" or "Conquest of Africa" or "Partition of Africa" was an extension of imperialist rivalry between European super-powers of that time who viewed European and world politics increasingly from the Darwinian perspective.
Explanation: Intellectual look at the map in the 19th century was very Darwinian (or vulgarly Darwinian) and divided peoples of the world into "superior" people and "inferior" people. Jews were European blacks - the most inferior Europeans, then there were blacks, American indians, Asians. This vision of the world and history prompted European imperialism ...1881 is the year when starts so-called "New Imperialism" which lasted till the WW I (beginning 1914).
Answer:
there was mass production of goods
Explanation:
