National Science Olympiad Forum By SOF Olympiad Trainer - Page 836
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Pranati Choudhury from Saint Joseph School, Kendrapara
Subject :NSO    Class : Class 5

Ans 1:

Soundharya from ISWK, Muscat
Class : Class 8
Barometer is used to measure the speed of the wind.

Ans 2:

praveen prabhu from private international english school, abudhabi
Class : Class 5
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure

Ans 3:

Tanvi Ritisha Dash from delhi public school bangalore east, Bengaluru
Class : Class 6
barometer is an instrument which is used to measure the speed of wind.

Ans 4:

krish from USHA MARTIN SCHOOL ,malda, malda
Class : Class 5
to mesure the speed of wind

Ans 5:

ratankrmandal@yahoo.com from Vivekananda Mission School, Haldia
Class : Class 7
Barometer is an instrument measuring atmospheric pressure

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Lakshya Garg from DMI, Meerut
Subject :NSO    Class : Class 6

Ans 1:

Pulkit from SFS ICSE, Bangalore
Class : Class 7
A renewable resource is a resource which can be used repeatedly because it is replaced naturally. Examples are: oxygen, fresh water, solar energy, timber, and biomass. Renewable resources may also include goods commodities such as wood, paper and leather.

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Lakshya Garg from DMI, Meerut
Subject :NSO    Class : Class 6

Ans 1:

S.V.Koundinya from Sri Chaitanya School, Hyderabad
Class : Class 7
Motion of a particle as a whole is called translatory motion.

Ans 2:

A Andrew from Lalaji Memorial Omega International School, Chennai
Class : Class 5
The motion in which all the particles of the body move through the same distance in the same time is called translatory motion .

Ans 3:

Pulkit from SFS ICSE, Bangalore
Class : Class 7
Translational motion is the motion by which a body shifts from one point in space to another. One example of translational motion is the the motion of a bullet fired from a gun.

Ans 4:

S.V.Koundinya from Sri Chaitanya School, Hyderabad
Class : Class 7
The motion of a particle as a whole is called translator motion.

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from ,
Subject :NSO    Class : Class 10

Ans 1:

Mohammed Najl from Credence high school Dubai, Dubai
Class : Class 5
THERE ARE TINY TINY 0.00000000001 SOMETHING METRES OF STRINGS ITS 1D AND MAKES UP ALL OF THE THINGS IN THE UNIVERSE I KNOW AND IM IN GRADE 2 I REALLY KNOW THIS WHEN IM IN GRADE 2

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Ananya from Delhi Public School, Meerut
Subject :NSO    Class : Class 7

Ans 1:

Sanchay from BIS Dwarka, Dwarka
Class : Class 8
The theory which states that background radiation caused after the Big Bang explosion was the cause of formation of stars is called the cosmos theory.

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Ananya from Delhi Public School, Meerut
Subject :NSO    Class : Class 7

Ans 1:

nasr2607@gmail.com from Aurum the Global School, Haldwani
Class : Class 8
NaOH

Ans 2:

Tejas Shende from Kendriya Vidyalaya, IIT Campus, Powai, Mumbai, Mumbai
Class : Class 8
NaOH

Ans 3:

Anisha Mishra from Blessed Sacrament High School, Puri
Class : Class 10
NaOH

Ans 4:

Manan Sharma from Naini Valley School, Kathgodam
Class : Class 7
NaOh

Ans 5:

SHAIKH Adeeb from Pragati vidyalaya, BEED
Class : Class 8
The molecular formula for sodium hydroxide is NaOH

Ans 6:

Swetanshu Sekhar Pati from Amity International School, Noida
Class : Class 9
NaOh

Ans 7:

Manas Malla from Visakha Valley School, Visakhapatnam
Class : Class 8
NaOH

Ans 8:

Abhishek from New Vision the olympiad school, KHAMMAM
Class : Class 7
NAOH is the answer.

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Sudip from DPS Gurgaon, New Delhi
Subject :NSO    Class : Class 4

Ans 1:

Pranati Choudhury from Saint Joseph School, Kendrapara
Class : Class 7
The full form of IAU is International Association of Universities

Ans 2:

Sudip from DPS Gurgaon, New Delhi
Class : Class 4
The full of IAU is International Astronomical Union.

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Roma singh from RBK Global School, Maharashtra
Subject :NSO    Class : Class 7

Ans 1:

Ananya from Delhi Public School, Meerut
Class : Class 7
A relationship in which two plants help each other to survive.

Ans 2:

gaurang gupta from mount litra zee school, uttar pradesh
Class : Class 8
a relationship in which two organism live together and take benefit of each other

Ans 3:

Manas Malla from Visakha Valley School, Visakhapatnam
Class : Class 8
Symbiotic relationship is the process where organism help each other.They cannot live without each other

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UVAIS ZUFAR from DON BOSCO SCHOOL OF EXCELLENCE, Chennai
Subject :NSO    Class : Class 5

Ans 1:

Amitesh from Delhi Public School Greater Noida, Noida
Class : Class 7
Tigers are becoming extinct due to poaching and we are disturbing their natural habitat.Tigers are also a very endangered species of animal.They are commonly found in India,China and Bhutan.

Ans 2:

Soundharya from ISWK, Muscat
Class : Class 8
We humans destroy the habitat of tiger and poachers hunt them for their skin,nail and teeth.This is the reason for tiger becoming extinct.

Ans 3:

Daksh Rajesh Lolienkar from Doha Modern Indian School, Doah Qatar
Class : Class 5
Tigers are becoming extinct due to poaching and disturbing their natural habitat

Ans 4:

monishajv2006@gmail.com from manan vidya, Ranchi
Class : Class 5
Because they are hunted by hunters for food and other purposes

Ans 5:

Amitesh from Delhi Public School Greater Noida, Noida
Class : Class 7
Tigers are becoming extinct as poachers are hunting them and when we cut down forests their natural habitat are also becoming less.They need a vast area to hunt.

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UVAIS ZUFAR from DON BOSCO SCHOOL OF EXCELLENCE, Chennai
Subject :NSO    Class : Class 5

Ans 1:

Soundharya from ISWK, Muscat
Class : Class 8
Butterflies have the taste sensor on their feet.Thus they suck nectar through their feet.

Ans 2:

monishajv2006@gmail.com from manan vidya, Ranchi
Class : Class 5
Butterflies suck nectar using their tube like mouth.

Ans 3:

praveen prabhu from private international english school, abudhabi
Class : Class 5
It is called a proboscis and is a long flexible tube like straw that is the butterfly's tongue. The butterfly uses the proboscis to drink nectar and when it is not in use it curls back into a spiral.

Ans 4:

Tanvi Ritisha Dash from delhi public school bangalore east, Bengaluru
Class : Class 6
butterflies suck nectar with the help of proboscis

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