8th Standard Syllabus & Materials
8th Standard
TN 8th Tamil இயல் 3 - கல்வி கரையில - வினைமுற்று Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 2 - ஈடில்லா இயற்கை - மயங்கொலிகள் Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 2 - ஈடில்லா இயற்கை -பட்டமரம் Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 2 - ஈடில்லா இயற்கை - இயற்கையை போற்றுவோம் Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 1 - தமிழ் இன்பம் - ஆழிக்கு இணை Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 2-ஈடில்லா இயற்கை - திருக்குறள் Important Questions And Answers Study Material - QB365 Set A
Published on: 11/12/2020
8th Standard Science English Medium Free Online Test 1 Mark Questions 2020 - 2021 Part - Ten
Download Tamil Nadu 8th 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.
The Keyboard shortcut is used to copy the selected text
Ctrl + C
Ctrl + V
Ctrl + X
Ctrl + A
2.
The method in which water flows over the soil surface and allow it to infiltrate is
irrigation
surface irrigation
springler irrigation
drip irrigation
3.
In basic solution turmeric indicator paper changes from yellow to __________
blue
green
yellow
red
4.
The gas collected at the cathode on electrolysis of water is
oxygen
hydrogen
nitrogen
carbon dioxide
5.
The south pole of a bar magnet and the north pole of a U-shaped magnet will __________.
attract each other
repel each other
neither attract nor repel each other
None of the above
6.
Sound waves travel very fast in
air
metals
vacuum
liquids
7.
During menstruation, the progesterone level is ___________
decreased
increased
ceased
normal
8.
Cockroach moves with the help of its
leg
bone
muscular foot
whole body
9.
The same proportion of carbon and oxygen in the carbon dioxide obtained from different sources proves the law of __________
reciprocal proportion
definite proportion
multiple proportion
conservation of mass
10.
Which of the following a simple circuit must have?
Energy Source, Battery, Load
Energy Source, Wire, Load
Energy Source, Wire, Switch
Battery, Wire, Switch
11.
Electric current (I) = ____________
Qt
t/Q
Q/t
Q/t2
12.
An imaginary line perpendicular to the reflecting surface is called
imaginary line
curved line
Perpendicular line
normal
13.
The chemical reactions carried out by the passage of electricity is called.
Rusting
Thermolysis
Electrolysis
Photolysis
14.
When was the first computer introduced?
1980
1947
1946
1985
15.
_________make up organs
Cells
Tissues
Organ system
None of the above
16.
______ is the earliest system of classification in plants.
Natural system of classification
Artificial system of classification
Phylogenetic system of classification
Modern system of classification
17.
Fifth generation computer has ___________ Intelligence.
Transistors
Integrated Circuits
Microprocessor
Artificial Intelligence
18.
In the absence of oxygen, glucose is broken down in to ________.
Lactic acid
Citric acid
Acetic acid
Nitric acid
19.
Binominal Nomenclature was first introduced in the year of
1970
1975
1978
1623
20.
_______ shows both living and nonliving characteristics.
Protozoa
virus
bacteria
Fungi
1.
(a)
Ctrl + C
2.
(b)
surface irrigation
3.
(d)
red
4.
(b)
hydrogen
5.
(a)
attract each other
6.
(b)
metals
7.
(c)
ceased
8.
(a)
leg
9.
(b)
definite proportion
10.
(b)
Energy Source, Wire, Load
11.
(c)
Q/t
12.
(d)
normal
13.
(c)
Electrolysis
14.
(c)
1946
15.
(b)
Tissues
16.
(b)
Artificial system of classification
17.
(d)
Artificial Intelligence
18.
(a)
Lactic acid
19.
(d)
1623
20.
(b)
virus
8th Standard Syllabus & Materials
8th Standard
TN 8th Tamil இயல் 3 - கல்வி கரையில - பாடறிந்து ஒழுகுதல் Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 3-கல்வி கரையில - பல்துறைக் கல்வி Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 3-கல்வி கரையில - புத்தியைத் தீட்டு Important Questions And Answers Study Material - QB365 Set A
NEW8th Standard
TN 8th Tamil இயல் 2 - ஈடில்லா இயற்கை - தமிழர் மருத்துவம் ( நேர்காணல்) Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 8th Standard Subjects
Tamilnadu Stateboard Standards
