ES - Module 3 and 4

Noise pollution can be minimized by

• a. Urbanization

• b. Maintaining silence

• c. Reducing noise at source

• d. None

Tags

NGSS.MS-ESS3-3

Normal sound level of quiet speech is

• a. 120dB

• b. 90dB

• c. 140dB

• d. 50dB

The noise level human can hear without discomfort is

• a. 140dB

• b. 110dB

• c. 80dB

• d. 190dB

Tags

NGSS.MS-PS4-1

Population explosion will cause

• a. Biodiversity

• b. Stress on ecosystem

• c. More employment

• d. None

Tags

NGSS.MS-ESS3-4

Population explosion will cause

 

• a. Socio economic problems

• b. Food scarcity

• c. Energy crisis

• d. All

Tags

NGSS.MS-ESS3-4

Which of the following is having high population density

 

• a. India

• b. China

• c. USA

• d. Western Europe

Tags

NGSS.HS-LS2-1

NGSS.HS-LS2-2

The world population in 2000 was around

• a. 8 billion

• b. 6.1 billion

• c. 4 billion

• d. 4.5 billion

Population of India according to census 2001

• a. 1103 million

• b. 1000 million

• c. 950 million

• d. 1027 million

India’s density of population according to census 2001

• a. 350 sq.Km

• b. 375 per sq.Km

• c. 324 per sq.Km

   

• d. 425 per sq.Km

India’s projected population for the year 2050 is

• a. 1628 million

• b. 1525 million

• c. 1650 million

• d. 1375 million

Tags

NGSS.MS-ESS3-4