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TN 9th Tamil உள்ளத்தின் சீர் -கற்கண்டு (இலக்கணம்) - தொடர் இலக்கணம், ஆகுபெயர் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் -விரிவானம் (துணைப்பாடம்) - தாய்மைக்கு வறட்சி இல்லை! Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் -கவிதை பேழை (செய்யுள்) - மார்கழி பெருவிழா Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உயிருக்கு வேர்-இலக்கணம் - பகுபத உறுப்பிலக்கணம் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil அமுதென்று பேர் - இலக்கணம்-எழுத்து -அளபெடை Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil அமுதென்று பேர்-துணைப்பாடம் - ஆறாம்திணை Important Questions And Answers Study Material - QB365 Set A
Published on: 08/12/2020
9th Standard Science English Medium Free Online Test Book Back 1 Mark Questions with Answer Key Part - 2
Download Tamil Nadu 9th 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.
Which one of the following is refered as red worms?
Eudrilus fetida
Eudrilus eugieniae
Perionyx excavatus
Lampito mauritii
2.
LINUX is a
Paid Software
Licensed Software
Free and Proprietary software
Free and Open source software
3.
Which of the following disease is spread by animal bite?
Pneumonia
Tuberculosis
Cholera
Rabies
4.
In some xerophytes, leaves are modified into spines as an adaptation ________________.
to reduce transpiration rate
to store water
to reduce consumption of water
all of the above
5.
The cathode of an electrochemical reaction involves ____________
oxidation
reduction
neutralisation
catenation
6.
Which of the following statement best describes frequency?
the number of complete vibrations per second.
the distance travelled by a wave per second.
the distance between one crest of wave and the next one.
the maximum disturbance caused by a wave.
7.
Number of free electron(s) in each carbon of graphite is
one
Two
Three
Four
8.
The property which is characteristics of an Ionic compound is that
it often exists as gas at room temperature
it is hard and brittle
it undergoes molecular reactions
it has low melting point
9.
In an electrolyte the current is due to the flow of
electrons
positive ions
both (a) and (b)
neither (a) nor (b)
10.
Unstriated muscles are found in
blood vessels
gastrointestinal tract
urinary bladder
all of these
11.
Pen drive is _______ device.
Output
Input
Storage
connecting cable
12.
Excretion means______
taking in oxygen from the air and giving out carbon dioxide
disposal of harmful germs and worms from our body
distribution of digested food to the body tissues through blood
removal of nitrogenous wastes generated in the body
13.
The nature of the tooth paste commonly used is in nature
acidic
basic
neutral
neutral
14.
Modern periodic law states that the physical and chemical properties of elements are the periodic functions of their__________
atomic numbers
atomic masses
similarities
anomalies
15.
Data processing involves________ steps
seven
four
six
eight
16.
Hermaphrodite organisms are
Hydra, Tapeworm, Earthworm, Amphioxus
Hydra, Tapeworm, Earthworm, Ascidian
Hydra, Tapeworm, Earthworm, Balanoglossus
Hydra, Tapeworm, Ascaris, Earthworm
17.
The area under velocity time graph represents
Velocity of the moving object
Displacement covered by the moving object
Speed of the moving object
18.
During photosynthesis plants exhale _______.
Carbon dioxide
oxygen
hydrogen
helium
19.
The speed of light is maximum in
vacuum
glass
diamond
graphite
20.
The term nucleons refer to
Protons and electrons
only Neutrons
electrons and neutrons
Protons and neutrons
1.
(a)
Eudrilus fetida
2.
(d)
Free and Open source software
3.
(d)
Rabies
4.
(a)
to reduce transpiration rate
5.
(b)
reduction
6.
(a)
the number of complete vibrations per second.
7.
(a)
one
8.
(a)
it often exists as gas at room temperature
9.
(c)
both (a) and (b)
10.
(d)
all of these
11.
(c)
Storage
12.
(d)
removal of nitrogenous wastes generated in the body
13.
(b)
basic
14.
(a)
atomic numbers
15.
(c)
six
16.
(a)
Hydra, Tapeworm, Earthworm, Amphioxus
17.
(b)
Displacement covered by the moving object
18.
(b)
oxygen
19.
(a)
vacuum
20.
(d)
Protons and neutrons
9th Standard Syllabus & Materials
9th Standard
TN 9th Tamil உள்ளத்தின் சீர் - திருக்குறள் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் - மணிமேகலை Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உள்ளத்தின் சீர் - ஏறு தழுவுதல் Important Questions And Answers Study Material - QB365 Set A
NEW9th Standard
TN 9th Tamil உயிருக்கு வேர் - தண்ணீர் Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 9th Standard Subjects
Tamilnadu Stateboard Standards
