Test
Human Microbiome: Your Body Is an Ecosystem Quiz
Preguntas del test (5)
1What is an ecosystem?
- Aan experiment in which people were placed inside a room that was as free of microbes as possible
- Ba species of bacteria that can help protect our skin against fungi and yeast but can also cause infections and life-threatening diseases
- Ca community of living things that interact with each other and with the non-living things in their environment
- Da group of scientists studying how microorganisms work in our bodies, and learning about the balance among different bacterial communities
2To organize this text, the author divides it into sections with subheadings. What is described in the section with the subheading “You Are an Ecosystem”?
- Amicrobes in and on the human body
- Bplants and animals living in the ocean
- Can experiment in which scientists measured bacterial “clouds”
- Dthe effects of antibiotic drugs on our microbiomes
3Humans and microbes have “complex relationships.”
What information in the article best supports this statement?- AScientists call bacteria that are harmless to humans “commensal.”
- BAntibacterial hand sanitizers can wipe out all bacteria on a patch of skin.
- CMicrobes are the oldest form of life on Earth, having first appeared over 3.5 billion years ago.
- DSome microbes benefit humans, while other microbes harm humans.
4Read these sentences from the text.
“Scientists repeated the experiment many times, and could always tell which room had been occupied. They could measure bacterial ‘clouds’ in the room—bacteria that had come off the person’s body. Because every person’s microbiome is unique, they could also identify different people from their bacterial ‘clouds.’”
Why might the author have placed the word “clouds” in quotation marks?- Ato indicate that the word is being used in a different way than usual
- Bto quote the scientists who were doing the experiment
- Cto express surprise that clouds appeared inside a room
- Dto suggest that the measurements recorded by the scientists may not have been accurate
5What is the main idea of this text?
- ANo two human microbiomes are the same.
- BThe human body is a diverse ecosystem made up of microbes.
- CSome bacteria cause infections and even life-threatening diseases.
- DSome scientists think that infants who lack exposure to microorganisms develop a higher rate of allergies.
Información
- Descripción
- Test sobre Human Microbiome: Your Body Is an Ecosystem Quiz, creado por Saddleback ARC el 27/12/2017.
- Autor
- Saddleback ARC
- Idioma
- English
- Visitas
- 2.420
- Historial
- Creado el 27 dic 2017 · actualizado el 27 dic 2017
- Valoración
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