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 - Eight
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.
Organism that control insects and pests of plant crops is
bio-pesticides
bio-fertilizers
earthworms
neem leaves
3.
Which is known as syn gas?
Marsh gas
Water gas
Producer gas
Coal gas
4.
In acidic solutions blue litmus changes into ______ colour.
blue
green
red
white
5.
Solubility of carbon dioxide in water is high when the
pressure is low
pressure is high
temperature is high
None of the above
6.
Chandrayaan - 1 was launched on
22nd October 2008
8th November 2008
22nd July 2019
22nd October 2019
7.
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
8.
What kind of musical instrument is a sitar?
String instrument
Percussion instrument
Wind instrument
None of these
9.
Which tool bar is used for drawing and editing controls in tux paint software?
Left Side: Toolbar
Right side: Toolbar
Middle: Tool bar
Bottom: Tool bar
10.
Many adolescent boys and girls get pimples on face, due to the secretions of _________ gland.
sweat
sebaceous
sweat and sebaceous
None of these
11.
Which one of the following organisms lack muscles and skeleton for movement?
Dog
Snail
Earth worm
Human being
12.
Cathode rays are made up of
neutral particles
positively charged particles
negatively charged particles
None of the above
13.
Aerated water contains
air
oxygen
carbon dioxide
nitrogen
14.
__________ is the measure of the perceived power of light.
Luminous flux
Luminous power
Luminous Intensity
Both a and b
15.
__________ form the perfect image of an object
Spherical mirrors
Parabolic mirrors
Plane mirrors
Cylindrical mirrors
16.
_________is a ball-shaped bacteria.
Bacilli
Spinilla
Cocci
Vibrio
17.
Compound obtained from living sources such as plants and animals are called
In Organic Compounds
Organic Compounds
Synthetic Compounds
Artificial Compounds
18.
When was the first computer introduced?
1980
1947
1946
1985
19.
_________make up organs
Cells
Tissues
Organ system
None of the above
20.
_____ is the giant kelp
Spirogyra
Volvox
Macrocystis
Chlorella
1.
(a)
Ctrl + C
2.
(a)
bio-pesticides
3.
(b)
Water gas
4.
(c)
red
5.
(b)
pressure is high
6.
(a)
22nd October 2008
7.
(a)
attract each other
8.
(a)
String instrument
9.
(a)
Left Side: Toolbar
10.
(c)
sweat and sebaceous
11.
(c)
Earth worm
12.
(c)
negatively charged particles
13.
(c)
carbon dioxide
14.
(d)
Both a and b
15.
(c)
Plane mirrors
16.
(c)
Cocci
17.
(b)
Organic Compounds
18.
(c)
1946
19.
(b)
Tissues
20.
(c)
Macrocystis
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
