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dhruv nigam from ckc jhansi, Jhansi
Subject :NSO    Class : Class 7

Ans 1:

Aditya kumar from Sapphire International School, Noida
Class : Class 8
Its "b" as in parachutes all the angles formed by ropes are equal and mid rope is connected to the center of it. So here is no center and angle is not equal

Ans 2:

Archi Mangla from Mohters Global School, Dehi
Class : Class 7
B MUST BE THE ANSWER

Ans 3:

Reetam Dan from Delhi Public School Sector 19 Faridabad Haryana india, Faridabad
Class : Class 9

Ans 4:

from , Mumbai
Class : Class 7

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Parth from St Stephens School, Chandigarh
Class : Class 5
option D

Ans 2:

suresh kumar reddy Guddili from ,
Class : Class 4
A

Ans 3:

sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Class : Class 5
option B

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

Ans 1:

Prisha from Podar International School Thane, Thane
Class : Class 5
Option (D) because land cools faster than the sea.

Ans 2:

Pratham Jain from Clara Global School, Pune
Class : Class 4
c

Ans 3:

sai ramakrishna GUDIMETLA  from AMM MATRICULATION HIGHER SECONDARY SCHOOL, Chennai
Class : Class 5
option D

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Aarush from Podar, Mumbai
Subject :NSO    Class : Class 4

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Subpotent Ermine from Sharada Mandir School, Goa
Subject :NSO    Class : Class 6

Ans 1:

Ishir Jha from Gyan Ganga Global Academy, Rosera
Class : Class 8
i think this is wrong

Ans 2:

Shweta Garg from Vibgyor high, Vadodara
Class : Class 8
this is a wrong question (approved by NASA)

Ans 3:

Arav Gupta from St Stephens School, Chandigarh
Class : Class 4
yes

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Mohamed Raahil from NMEIS, Riyadh
Subject :NSO    Class : Class 3

Ans 1:

Devang Sharma from Modern school, Kota
Class : Class 8
flowers turn into fruit

Ans 2:

Sreenath from BLUEBELLS SCHOOL INTERNATIONAL, New Delhi
Class : Class 5

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Aditya Pradhan from SAI INTERNATIONAL SCHOOL, Bhubaneswar
Subject :NSO    Class : Class 5

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Ammu from kkm, Trivandrum
Subject :NSO    Class : Class 3

Ans 1:

Admin from Revisewise, Noida
Class : Class 3
The hardest substance in our body is Enamel, so X is Enamel. The Pulp in our teethis soft and bears blood vessels and nerves, so Y is Pulp. Hence the answer is B.

Ans 2:

Admin from Revisewise, Noida
Class : Class 3
The hardest substance found in our body is Enamel so X is Enamel. The pulp in our teeth is soft and bears blood vessels and nerves so Y is Pulp.

Ans 3:

Dr Indu V Raj from Nirmala Matha Central School Eastfort, Thrissur, Thrissur
Class : Class 3
Pulp cavity

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Ammu from kkm, Trivandrum
Subject :NSO    Class : Class 3

Ans 1:

Admin from Revisewise, Noida
Class : Class 3
Answer: B

there was a mistake in the answer, it has been corrected.

Solution:
Natural environment encompasses all living and non living things occurring naturally.

Ans 2:

Baban from dps, kolkata
Class : Class 1

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Ashley Sen from Chettinad Vidyashram, Chennai
Subject :NSO    Class : Class 3

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