100% FREE ACCESS10th Standard Syllabus & Materials
10th Standard
TN 10th English Prose - 4 - The Attic Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Prose - 3 - Empowered Women Navigating The World Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Supplementary - 2 - Zigzag Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Poem - 2 - The Grumble Family Important Questions And Answers Study Material - QB365 Set A
Published on: 05/12/2020
10th Standard Science Solutions English Medium Free Online Test 1 Mark Questions 2020-2021
Download Tamil Nadu 10th 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.
Solubility of CaO _____ with the increases in temperature.
increases
decreases
remains constant
None of these
2.
In which of the following solutions, both solute and solvent are solids?
cork
cheese
alloys
smoke
3.
Salt solution containing common salt in water is an example for _____________
binary solution
trinary solution
suspension
colloidal solution
4.
In exothermic process as the temperature increases, solubility of the salt is _____________
decreases
increases
no change
increase and then remains constant
5.
Solubility of a solute is governed by
nature of solute and solvent
temperature
pressure
all the above
6.
7.
40 g of sodium chloride in 100 g of water at 250 C forms ________ solution.
Super saturated
Unsaturated
Saturated
Both (a) and (b)
8.
A 25% alcohol solution means
25 ml alcohol in 100 ml of water
25 ml alcohol in 25 ml of water
25 ml alcohol in 75 ml of water
75 ml alcohol in 25 ml of water
9.
Identify the non aqueous solution.
sodium chloride in water
glucose in water
copper sulphate in water
sulphur in carbon di sulphide
10.
The number of components in a binary solution is _____________
2
3
4
5
1.
(b)
decreases
2.
(c)
alloys
3.
(a)
binary solution
4.
(a)
decreases
5.
(d)
all the above
6.
(d)
7.
(a)
Super saturated
8.
(c)
25 ml alcohol in 75 ml of water
9.
(d)
sulphur in carbon di sulphide
10.
(a)
2
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
