A Fossil Fuel is

• Materials that are found on Earth that people use
• Rock that contains metal 
• Fuels that formed years ago from the remains of things that lived millions of years ago.
• Resources that cannot be replaced quickly enough to keep from running out. 

A farmer decides that he is going to produce his own energy on the farm by using a type of renewable energy. The renewable energy could come from--

• setting up wind turbines
• having a coal furnace
• using natural gas
• burning oil

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NGSS.MS-ESS3-3

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

Which of the following is a way a person could conserve natural resources?

• recycling waste materials like plastic, glass, paper, and aluminum
• limiting water use when showering, brushing teeth, and shaving
• using rechargeable batteries
• all of the above are good conservation practices

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If we don’t manage our resources,

• run the risk of running low or out of both renewable and nonrenewable resources.

• run the risk of running low or out of only renewable resources

• run the risk of running low or out of only nonrenewable resources

Which of the following means of transportation uses a renewable resource for its energy source?

• solar powered car
• coal powered steam train
• natural gas car
• gasoline truck

Which statement supports the opinion that a dam can harm a river ecosystem?

• they provide water for drinking and irrigation
• dams on rivers emit less pollution
• they can reduce flooding downstream during heavy rains
• they change water depth and alter the temperature of a river

In which year Ganga action plan was launched

• 2085

• 1985

• 1785

• 1885

Ganga action plan was a multi crore project to

• clean river ganga

• establish sewage treatment plants

• all of these

• none of these

where is coliform bacteria present

• intestine

• liver

• stomach

• mouth

polluted water has the following qualities

• high E.coli concentration

• low or high pH

• Foul color, odour and cause diseases

• all of these