7th Standard Syllabus & Materials
7th Standard
TN 7th Tamil рокро░рпБро╡роорпН -1 роЗропро▓рпН 1 - роЕроорпБродродрпНродрооро┐ро┤рпН - роТройрпНро▒ро▓рпНро▓ роЗро░рогрпНроЯро▓рпНро▓ Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th Tamil рокро░рпБро╡роорпН -1 роЗропро▓рпН 1 - роЕроорпБродродрпНродрооро┐ро┤рпН - роОроЩрпНроХро│рпН родрооро┐ро┤рпН Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th English T1 - Poem - Your Space Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th English T1 - Prose - A Prayer to the Teacher Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th English T1 - Poem - The Listeners Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th English T1 - Prose - The Wind on Haunted Hill Important Questions And Answers Study Material - QB365 Set A
Published on: 14/12/2020
7th Standard Science T2 - Changes Around Us English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 7th Standard Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Science Test1.
_________ is not a chemical change.
Dissolution of ammonia in water
Dissolution of carbon-di-oxide in water
Dissolution of oxygen in water
Melting of polar ice caps
2.
________is an example of a periodic change.
Earthquake
Formation of rainbow in sky
Occurrence of tides in seas
Showering of rain
3.
The chemical change is _______.
water to clouds
growth of a tree
cow dung to bio-gas.
ice-cream to molten ice-cream.
4.
______ of the following are endothermic changes.
Condensation and melting
Condensation and freezing
Evaporation and melting
Evaporation and freezing
5.
When a woolen yarn is knitted to get a sweater, the change can be classified as _______ .
physical change
chemical change
endothermic change
exothermic change
1.
(d)
Melting of polar ice caps
2.
(c)
Occurrence of tides in seas
3.
(c)
cow dung to bio-gas.
4.
(c)
Evaporation and melting
5.
(a)
physical change
7th Standard Syllabus & Materials
7th Standard
TN 7th English T1 - Supplementary - On Monday Morning Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th English T1 - Prose - Eidgah Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th Social Science T1 - ECO - Production Important Questions And Answers Study Material - QB365 Set A
NEW7th Standard
TN 7th Social Science T1 - GEO - Interior of the Earth Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 7th Standard Subjects
Tamilnadu Stateboard Standards
