Question

Scholars' Academy
Year 2020-21
Sub:science
orksheet-1
Std: VIII
Farhan siddiq
2.
Q1. Fill in the blanks:
1. Ornaments are made from 22 carat
gold.
Ozone layen
protects the living world of the ea
ultraviolet rays (UV-B) radiating from the Sun.
3. The part of
other than organelles isthe. cytols


Q2. Give examples of the following:
1. Visible pollutants
Ans. Nitrogen oxides, Sulfur dioxide, volat
organic compounds, Carbon to monoxide​

Answer 1

Explanation:

You , scholar's academy

Me , Shelar academy