Humans first appeared in the cenozic era?

While exploring a cave, a group of scientists encountered many abiotic and biotic factors. Which of the following factors is biotic? F. Bacteria G. Limestone H. Minerals J. Waterfall

The hydrologic cycle is different from other nutrient cycles in that water is not recycled, but flows one way through ecosystems. a. the biotic part of the cycle plays only a small role. b. the ocean is involved. c. the soil is not involved. d.

A nurse is instructed to give a patient 1 1 2 teaspoon of cough liquid medication 4 times a day. how many teaspoons of medication will patient receive a day?

Scientists are concerned that melting glaciers are exposing long frozen animals. When the ice melts, the animals thaw and begin to decompose.

Which best describes the respiratory system? The respiratory system allows for gas exchange, water and heat balance, and creation of sound and speech. The respiratory system allows for gas exchange, heat balance, and secretion of hormones.

How do different spheres of earth interact?

What are 3 important trends in our solar system?

State that plants and animals are capable of sexual reproduction

How is a moon day different than an earth day?

If this chemical equation, CH4 + O2 - -> CO2 + H2O, were balanced, for every one carbon dioxide you produced, you would have 4 water molecules. t or f