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Subject :NSO    Class : Class 7

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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

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Subject :NSO    Class : Class 6

Ans 1:

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

Ans 2:

Class : Class 6
carrots do not have seeds

Ans 3:

Class : Class 6
carrots do not have seeds

Ans 4:

Class : Class 7
does carrot have seeds

Ans 5:

Class : Class 7
Carrots don't have seeds. They reproduce from roots. This answer is completely WRONG!!!!

Ans 6:

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

Ans 7:

Class : Class 6
do carrots have seeds?

Ans 8:

Class : Class 6
Wrong

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Subject :NSO    Class : Class 2

Ans 1:

Class : Class 3
www

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Subject :NSO    Class : Class 2

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Subject :NSO    Class : Class 3

Ans 1:

Class : Class 3
Hard

Ans 2:

Class : Class 3
good

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Subject :NSO    Class : Class 5

Ans 1:

Class : Class 5
a- 5397

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Subject :NSO    Class : Class 1

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Subject :NSO    Class : Class 6

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Subject :NSO    Class : Class 6

Ans 1:

Class : Class 7

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