Science Olympiad Pretest

What is the logical order of the relationship between atoms, molecules, cells and so on?

• molecules, atoms, cells, tissues, organs, systems

• atoms, cells, molecules, systems, organs

• atoms, molecules, cells, tissues, organs, systems

• cells, tissues, atoms, molecules, organs, sytstems

Tags

NGSS.MS-LS1-3

What gas exchange is carried out by humans?

• carbon dioxide in - carbon dioxide out

• oxygen in - carbon dioxide out

• carbon dioxide in - oxygen out

• oxygen in - oxygen out

Complete digestion allows your body to absorb...

• food

• nutrients

• oxygen

• carbon dioxide

Tags

NGSS.MS-LS1-7

What system is responsible for the defense against harmful antigens to the body?

• digestive

• animal

• immune

• respiratory

SELECT ALL THAT APPLY:

Trees may be used for...

• habitats

• medicine

• chemicals

• building materials

Select all that apply: Which of the following may lead to aquatic environmental issues?

• water pollution

• thermal pollution

• overfishing

• air pollution

Tags

NGSS.MS-ESS3-3

NGSS.MS-LS2-4

Which of the following may NOT prevent sources of pollution?

• recycling

• using alternative energy

• increasing water consumption

• removal of pollutants

Tags

NGSS.MS-ESS3-3

What direction do lines of longitude appear on a map?

• there are only lines of latitude

• diagonal

• left and right

• up and down

This type of rock is formed from melted rock deep inside the Earth.

• igneous

• sedimentary

• metamorphic

• granite

Animals with backbones are called ____________.

• neucleus

• vertebrates

• chloroplasts

• invertebrates