Answer:
La "leva" era, sobre todo en la época de la revolución mexicana, una manera de tener elementos humanos en los ejércitos. Las tropas al llegar a una población buscaban a toda la población joven para enlistarlos en sus filas.
El campo se vio afectado debido a que se quedo sin mano de obra para labrarlo.
Explanation:
The organism which obtains energy directly from the producers only are herbivores.
Answer: herbivores
<u>Explanation:</u>
Herbivores are the animals which eat the plants. Plants are the producers of the food chain and the food web. Animals like elephant, deer have their teeth to grind plants and its parts.
Therefore, herbivores are the organisms which take up their energy from the producers only. Other listed options as decomposers feed on dead and decayed organisms and comes last in the food chain.
Omnivores are humans who eat plants as well as other animals for energy requirements.
Answer:
Limestone areas are predominantly affected by chemical weathering when rainwater, which contains a weak carbonic acid, reacts with limestone. This causes the limestone to dissolve. Carbon dioxide from the respiration of animals (and ourselves) is one cause of increased carbon dioxide in the atmosphere.