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Dhyey Mehta from Pawar Public School, Dombivali
Subject :NSO    Class : Class 7

Refer to the given figure showing three parent species, X, Y and Z (in plot I) and their respective seedlings after dispersal (in plot II).

Select the incorrect statement regarding species X, Y and Z.
(i) X could be pea plant in which fruits burst open forcibly after drying.
(ii) Y could be Xanthium in which seeds are hooked i.e., have spines.
(iii) Z could be Acer in which fruits and seeds have wings or hair like structure.
(iv) X could be coconut, Y could be lotus and Z could be Calotropis.

A (iii) and (iv) only
B (i) and (ii) only
C (iii) only
D (iv) only


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Syed Mohammad Hussain from ISAM, Muscat
Subject :NSO    Class : Class 5

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nishka Alpesh Lad from U S Ostwal English Academy, Mumbai
Subject :NSO    Class : Class 7

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Satyam Pandey from radiant, danapur
Subject :NSO    Class : Class 7

Kunal took few iron turnings and mixed them well with sulphur powder. He could separate the iron turnings with the help of a magnet. He heated the mixture for some time and tried to separate the iron turnings with the magnet but he could not. Why?

A On heating, a chemical change takes place and a new compound is formed.
B On heating, iron becomes non-magnetic hence, it is not attracted by magnet.
C On heating, a physical change takes place hence iron and sulphur gets mixed up.
D On heating, iron evaporates and only sulphur is left behind.


Ans 1:

Vyom from St KABIR , Ahmedabad
Class : Class 5

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Manish Saruparia from NPS Singapore, Singapore
Subject :NSO    Class : Class 2

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R SAI HARSHIL from HILLSIDE SCHOOL, Hyderabad
Subject :NSO    Class : Class 4

Ans 1:

somesh from cps katol road, nagpur
Class : Class 4
Answer is d because the male person has a sword in his hand

Ans 2:

Hamzah Inamdar from SHARDA ENGLISH SCHOOL KAIJ DIST BEED, KAIJ
Class : Class 4
4 answer is C

Ans 3:

somesh from cps katol road, nagpur
Class : Class 4
It is d

Ans 4:

Elisha Kannojia from Delhi Public School, Noida
Class : Class 5
The awnser is D

Ans 5:

Daksh Aich from Sri Kumaran, Bengaluru
Class : Class 4

Ans 6:

Hamzah Inamdar from SHARDA ENGLISH SCHOOL KAIJ DIST BEED, KAIJ
Class : Class 4

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Aishwarya S R from Sunshine senior secondary school, Chennai
Subject :NSO    Class : Class 4

Ans 1:

MIERA SHARMA from DPS AGRA, AGRA
Class : Class 4

Ans 2:

MIERA SHARMA from DPS AGRA, AGRA
Class : Class 4
Class :

Ans 3:

Kriday from KDAV, Jamnagar
Class : Class 4

Ans 4:

MIERA SHARMA from DPS AGRA, AGRA
Class : Class 4

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Harsh Sobti from the samhita academy, BLR
Subject :NSO    Class : Class 5

Ans 1:

Harsh Sobti from the samhita academy, BLR
Class : Class 5

Ans 2:

Sindhu Singh from Innisfree house school, BANGALORE
Class : Class 2

Ans 3:

Harsh Sobti from the samhita academy, BLR
Class : Class 5
fuckoff

Ans 4:

Monika Bhattacharya from the lexicon international school kalyaninagar, pune
Class : Class 5
What if fuckoff

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PARTH JAIN from DPS INDIRAPURAM, GHAZIABAD
Subject :NSO    Class : Class 8

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PARTH JAIN from DPS INDIRAPURAM, GHAZIABAD
Subject :NSO    Class : Class 8

When we walk on sand our feet sink into it and it is difficult for us to walk but a camel can easily walk on sand because
(i) The weight of the camel is the force that is spread over the large area covered by its feet.
(ii) The pressure exerted by the camel’s body on the sand is very large.

A Only (i) is correct.
B Only (ii) is correct.
C Both (i) and (ii) are correct and (ii) is the conclusion of (i).
D Both (i) and (ii) are correct and (i) is the conclusion of (ii).


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