National Science Olympiad Forum By SOF Olympiad Trainer

User Forum

Subject :NSO    Class : Class 7

Post Your Answer

Subject :NSO    Class : Class 8

The events which occur in the water body after it has been polluted by fertilisers are given as follows :
(i) Submerged algae perish
(ii) Water plants undergo sudden proliferation
(iii) Consumers such as fish die
(iv) Oxygen levels fall
(v) Bacteria act on the increased number of dead organisms.
Arrange them in a correct sequence.

A (ii)→(i)→(iii)→(v)→(iv)
B (iii)→(iv)→(i)→(ii)→(v)
C (ii)→(i)→(v)→(iv)→(iii)
D (i)→(iv)→(v)→(iii)→(ii)


Ans 1:

Class : Class 8
d

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7
does carrot have seeds

Ans 2:

Class : Class 6
Wrong

Ans 3:

Class : Class 6
Carrots don't have seeds. They reproduce from roots. This answer is completely WRONG!!!!

Ans 4:

Class : Class 7
answer is roots. please don't pass wrong information.

Ans 5:

Class : Class 6
carrots do not have seeds

Ans 6:

Class : Class 6
do carrots have seeds?

Ans 7:

Class : Class 7
carrots propagate through roots instead of seeds. They do not have seeds.

Ans 8:

Class : Class 6
carrots do not have seeds

Post Your Answer

Subject :NSO    Class : Class 2

Ans 1:

Class : Class 3
www

Post Your Answer

Subject :NSO    Class : Class 2

Post Your Answer

Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
good

Ans 2:

Class : Class 3
Hard

Post Your Answer

Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
a- 5397

Post Your Answer

Subject :NSO    Class : Class 1

Post Your Answer

Subject :NSO    Class : Class 6

Post Your Answer

Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

Post Your Answer