Common symptoms of malaria. In the early stages, malaria symptoms are sometimes similar to those of many other infections caused by bacteria, viruses, or parasites. Symptoms may include: 1  Fever. 2  Chills. 3  Headache. 4  Sweats. 5  Fatigue. 6  Nausea and vomiting.
Humus soil is soil made up of decayed organic material. Popularly, it refers to soil that is light in texture, dark brown or black in color, and sweet-smelling. It is considered the richest soil and is usually described as the ideal soil type.
What do all types of soil have in common? All types of soil are composed of three basic ingredients: silt,clay, and sand. Additionally, many soils have a layer of humuswhich is organic material. Different proportions â¦ of each are whatmake different soils have the characteristics that they have.