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Sanskriti Ranjan from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Subject :NSO    Class : Class 7

Read the given paragraph with few blanks. __(i)__ body of birds reduces resistance offered by wind. Their __(ii)__ are modified into wings which help them in flight. Birds have __(iii)__ bones which make their body light. Birds are __(iv)__ and maintain constant body temperature. __(v)__ are attached to their lungs which serve as reservoirs of air. Birds maintain equilibrium in flight due to well developed __(vi)__ of brain.
Select the option that correctly fills any 3 of these blanks.

A(i) Spindle shaped, (ii) Hindlimbs, (vi) Cerebrum
B(ii) Forelimbs, (iv) Homeothermic, (vi) Cerebellum
C(i) Radially symmetrical, (iii) Pneumatic, (v) Air sacs
D(iv) Poikilothermic, (v) Air sacs, (vi) Cerebrum


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Sanskriti Ranjan from SETH ANANDRAM JAIPURIA SCHOOL, Ghaziabad
Subject :NSO    Class : Class 7

Ans 1:

Aarush from SNBP Rahatani Pune, Pune
Class : Class 8
ans is c

Ans 2:

Aditya from Bvb vidyashram, Jaipur
Class : Class 8
answer should be c option.

Ans 3:

Trinav Majumdar from Akshara Internatonal School, Pune
Class : Class 4
The answer is b

Ans 4:

Hritvi from Podar International School, Mumbai
Class : Class 7
C

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Avantika Raj from Delhi Public School, Bengaluru
Subject :NSO    Class : Class 3

Ans 1:

Ananya from Chrysalis high school, Banglore
Class : Class 3
A

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Shaurya Veer from Blooming Dales International School, Sri Ganganagar
Subject :NSO    Class : Class 4

Ans 1:

Adrija Majumder from Kendriya vidyalaya COSSIPORE, Kolkata
Class : Class 7

Ans 2:

Aarnav Grover from Anand Niketan Shilaj, Ahmedabad
Class : Class 9
answer is b

Ans 3:

EKLAVYA GONDULE from DPS BHILAI, Bhilai
Class : Class 7

Ans 4:

EKLAVYA GONDULE from DPS BHILAI, Bhilai
Class : Class 7

Ans 5:

Samarth Vijay Yeliathaya from Shri Kumarans Children home,cbse, Bangalore
Class : Class 5
Eagles dont have hair .. thats right.. but frogs also dont have hair

Ans 6:

Radhika Jain from Sushila Birla Girls' School, Kolkata
Class : Class 5
class

Ans 7:

EKLAVYA GONDULE from DPS BHILAI, Bhilai
Class : Class 7

Ans 8:

Nihid Binoj from DPS International School Singapore, Singapore
Class : Class 4

Ans 9:

Arnesh from DPS Mathura Road , New Delhi
Class : Class 7
b

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Abhinav Kulkarni from National Centre For Excellence, Bengaluru
Subject :NSO    Class : Class 4

A scientist observed a sudden increase in the number of algae in a lake over a few days. The reason behind it could be that ____________.

A Water cycle in the area got unbalanced
B Electronic wastes were being dumped in a nearby area
C A factory with heavy smoke discharge has been established nearby
D Heavy amount of chemical fertilisers were being used in a nearby field


dddddddddddddddddddddddddddddddddddddddd is the ans

Ans 1: (Master Answer)

Admin from revisewise, Noida
Class : Class 1

Ans 2:

Chinmayee from Dimensions , Singapore
Class : Class 4

Ans 3:

TARA NAUTIYAL from CONVENT OF JESUS AND MARY, DEHRADUN
Class : Class 4
yess D

Ans 4:

Ashwak from Cambridge, Jalandhar
Class : Class 8
D

Ans 5:

Chinmayee from Dimensions , Singapore
Class : Class 4

Ans 6:

Chinmayee from Dimensions , Singapore
Class : Class 4

Post Your Answer

Shreya Mahesh from Sri Sri Ravishankar Vidya Mandir, Bangalore
Subject :NSO    Class : Class 8

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sudiksha Bhaskar Chaudhary from Shri Mahavir Jain English School,Kalyan west, Kalyan west
Subject :NSO    Class : Class 4

Ans 1:

Punyatoya from Harvest, Bengaluru
Class : Class 7
It is correct

Ans 2:

Rahul from Cambridge school, noida
Class : Class 4
How

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Hitesh Gopal More from Euro School Wakad, Pune
Subject :NSO    Class : Class 3

Ans 1:

Ayush Aravindan from Unicent School Miyapur, Hyderabad
Class : Class 5
I am great because I got 2 times 40/40

Ans 2:

Ananya from Chrysalis high school, Banglore
Class : Class 3
C

Ans 3:

Prayag Mandal from Kendriya Vidyalaya Happy Valley, Shillong
Class : Class 3

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Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Subject :NSO    Class : Class 7

Which of the following is the most effective way to measure the effect of different carbon dioxide concentrations on the rate of photosynthesis?

APlacing same amount of dry ice in similar bell jars kept in sunlight containing different plants.
BUsing different concentrations of sodium hydrogen carbonate solution with same type of immersed water plants in similar bell jars placed in sunlight.
CVarying light intensity given to different well watered plants placed in similar bell jars kept in sunlight.
DVarying amount of air provided to different well watered plants placed in similar bell jars kept in sunlight.


Ans 1:

Mohd Ehtesham from Delhi Public School Ghaziabad, Ghaziabad
Class : Class 8

Ans 2:

Ishaan Roy from Sri Chaitanya Techno School, Bengaluru
Class : Class 10

Ans 3:

Catherine Janet from Jubilee hills public school, Hyderabad
Class : Class 7

Ans 4:

Adhiraj Gupta from BAPS Swaminarayan Vidhyamandir, Silvassa, Silvassa
Class : Class 8

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Hamzah from DPS Dubai, Dubai
Subject :NSO    Class : Class 3

Ans 1:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore
Class : Class 8
Yes Ananya

Ans 2:

saisavit from sri kumaran ps, bangalore
Class : Class 7
c

Ans 3:

Ananya from Chrysalis high school, Banglore
Class : Class 3
A

Ans 4:

Thaneesha from Radcliffe School, Kharghar
Class : Class 7
yes comp

Ans 5:

Devansh from asn senior secondary school, delhi
Class : Class 8
A is correct

Ans 6:

Ashwak from Cambridge, Jalandhar
Class : Class 8
The correct is A

Ans 7:

Vihaan kohli from MVN Aravali, Faridabad
Class : Class 3
A is the correct answer as the volume of the container is 1500 cm 3 so how can air 1500 cm 3 can be pumped in it

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