National Science Olympiad Forum By SOF Olympiad Trainer - Page 793
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bharat gawade from ,
Subject :NSO    Class : Class 6

Ans 1:

Tushar from DPS, Bengaluru
Class : Class 9
Correct option is B.

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bharat gawade from ,
Subject :NSO    Class : Class 6

Ans 1:

HARSHAL KUTE from cambridge school buldhana, Buldhana
Class : Class 6
Aren't jute plants biodegradable and replenishes earth's nutrient????

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bharat gawade from ,
Subject :NSO    Class : Class 6

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bharat gawade from ,
Subject :NSO    Class : Class 6

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bharat gawade from ,
Subject :NSO    Class : Class 6

Ans 1:

SANAJY GOPAL BHARTARIYA from ST. FIDELIS COLLEGE, LUCKNOW
Class : Class 6
leaves of pine trees are needle like so that snow falls easily and do not collect on the leaves so i think the answer is wrong

Ans 2:

Ajit kumar from centre point, NAGPUR
Class : Class 4
Ans b As less water is absorbed by soil so there is scarcity of water. Leaves of pine trees are modified to spines as the surface area of needle like leaves is much less than normal leaves and less transpiration is done by them. In that way pine trees save water.

Ans 3:

sachinthite@rocketmail.com from Sinhghad Public School Korti, Pandharpur
Class : Class 4
ok dadaaaa

Ans 4:

ansh mehta from rajhans vidyalaya, Mumbai
Class : Class 7
I agree with you, sanajy, this adaptation is done in desert plants. In mountaineous plants its done for something else.

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bharat gawade from ,
Subject :NSO    Class : Class 6

Ans 1:

Shreyas Gupta from CHIREC International, Hyderabad
Class : Class 8
ya bro

Ans 2:

ISHRAT SINGLA from D.A.V. PUBLIC SCHOOL, B.R.S. NAGAR, LUDHIANA., Ludhiana
Class : Class 9
Yes it should be done

Ans 3:

Mohinder singh from Sacred heart convent school, Ludhiana
Class : Class 7
Demonstrate the same with the help of a picture so as to have a better understanding of this question.

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bharat gawade from ,
Subject :NSO    Class : Class 6

Ans 1:

Tishyo BANDYOPADHYAY from , Kolkata
Class : Class 3

Ans 2:

Ajit kumar from centre point, NAGPUR
Class : Class 4
Ans D As the bird population decreases the caterpillar population will increase as there will be no one to eat the them and control their population.

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bharat gawade from ,
Subject :NSO    Class : Class 6

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bharat gawade from ,
Subject :NSO    Class : Class 6

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Kalpana Dubey from R K SARDA VIDYA MANDIR, Raipur
Subject :NSO    Class : Class 5

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