Download App

Air and Atmosphere — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYAir and Atmosphere1 Mark
Question
Define the term Global warming.
✓

Answer

Global warming :An increase in the percentage of carbon dioxide, methane, nitrous oxide and chlorofluorocarbon traps the heat causing the temperature of the earth and its surroundings to rise. This is known as global warming.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "[1 Mark Question Answer]" from Air and Atmosphere→Air and Atmosphere — all question types→CHEMISTRY STD 7 question papers→ICSE Board STD 7 question papers→ICSE Board question paper generator→

Similar questions

State whether the following is physical or chemical changes.
heating of water —
→
What are the two conditions for the interconversion of states of matter ?
→
Define the following term of Molecule .
→
Write the chemical names of following compounds :ZnS
→
Give reason Liquids can flow easily
→
Balance the following equation :
$Fe + O_2 → Fe_3 O_4$​​​​​​​
→
ClassifyCarbon monoxide. Also give a balanced equation to prepare it.
→
Name the main metal present in the following :
Haemoglobin                                    
→
Balance the following equation. Also name the products formed.
$
Ag + S \rightarrow Ag _2 S
$
→
State two important uses of following non-metals
Uses of nitrogen
→