Sol

When plants undergo photosythesis they produce--

• carbon dioxide

• oxygen

• hydrogen

• nitrogen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the organisms in a forest ecosystem is an example of a producer?

• grasshoppers

• plants

• owls

• frogs

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A tapeworm lives in human intestines, absorbing the nutrients that would normally be absorbed by the person. This eventually causes the person health problems. The relationship between the tapeworm and the human is -

• parasite/host

• predator/prey

• herbivore/omnivore/omnivore

• consumer/producer

During which phase does the Moon receive sunlight only on the side facing away from the Earth?

• full moon

• new moon

• waning gibbous

• waxing gibbous

Tags

NGSS.MS-ESS1-1

Which of the following is an example of static electricity?

• A dry cell battery connected to wires lights up a light bulb

• A balloon sticks to a wall after it is rubbed with a piece of wool

• A magnet sticks to a refridgerator door made of metal

• a light switch that is turned on runs a ceiling fan

Tags

NGSS.MS-PS2-5

A coal-burning facility is constructed in an area containing several pond ecosystems. How will this human activity most likely affect the pond ecosystems?

• More nutrients will be available.

• Organism diversity will increase.

• Disease will become less common.

• Water quality will be reduced.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

The illustrations shows a wave.  The wavelength is the distance between points--

• and 2

• and 4

• 2 and 3 

• and 4

Tags

NGSS.MS-PS4-1

A mixture of iron filings and sulfur can easily be separated by--

• placing the mixture in water

• performing a chemical reaction

• heating the mixture

• using a magnet

Which organelle functions as a place to store extra water?

• Vacoule

• Chloroplasts

• Nucleus

• Cell membrane

Tags

NGSS.MS-LS1-2

DNA is essential to living organisms because it---

• carries the genetic code

• is a spiral helix

• can prevent diseases

• can break apart

Tags

NGSS.MS-LS3-1