Erosion of Ozone layer and Global warming

The Ozone layer absorbs the ......... rays away from the earth's surface

• ultraviolet rays

• llight rays

• X-ray

• iinfrared rays

Tags

NGSS.HS-PS4-3

In ........ each year , erosion of ozone layer increases above the ........ Pole

• November / North Pole

• December/ middle east

• September / South Pole

.....is / are used as cooling substance in cooling devices

• Freon

• Halons

• Nitrogen oxides

• Methyl bromide gas

........ results from burning of fuel of ultrasound airplanes

• Halons

• Freon

• Methyl bromide

• Nitrogen oxides gases

Tags

NGSS.HS-ESS3-4

Methyle bromide is used in extinguishing fires

• true

• False

Halogens are produced from ultrasound airplanes

• False / Methyle bromide

• False/ nitrogen oxide

Melting of ice in the North and south Poles leads to the extinction of polar animals like

• Crocodiles🐊

• Deers 🦌

• Polar bears 🐻‍❄

• Monkeys 🐒

Tags

NGSS.HS-LS4-5

The increase of CO² percentage is caused by all of the following reasons except

• Cutting trees

• Burning forests

• increasing green areas

• urging fossil fuels

Tags

NGSS.HS-ESS2-6

NGSS.HS-ESS3-1

All of the following gases are greenhouse gases except

• CO²

• O²

• N²O

• CH⁴

Tags

NGSS.HS-ESS2-6

Ultraviolet radiation has ........ effect and the infrared radiation has a ....... effect

• Harmful / Harmful

• Useful / Useful

• useful / harmful

• Harmful / useful

Tags

NGSS.HS-PS4-4