$A$: Ecological sanitation is a sustainable system for handling human excreta.
$R$: It is a practical and hygienic method of using dry composting toilets.
$R$: It is a practical and hygienic method of using dry composting toilets.
- AAssertion and Reason both are correct and Reason is the correct explanation of Assertion.
- BAssertion and Reason both are correct but Reason is not the correct explanation of Assertion.
- CAssertion is correct,but Reason is incorrect.
- DBoth Assertion and Reason are incorrect.
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Similar Questions
Identify the correct statements from the following:
$(i)$ $DDT$ is non-biodegradable.
$(ii)$ Heavy metals are responsible for biomagnification.
$(iii)$ High concentration of $DDT$ disturbs calcium metabolism in birds.
$(iv)$ The concentration of $DDT$ in large fish can be up to $2 \, ppm$.
$(i)$ $DDT$ is non-biodegradable.
$(ii)$ Heavy metals are responsible for biomagnification.
$(iii)$ High concentration of $DDT$ disturbs calcium metabolism in birds.
$(iv)$ The concentration of $DDT$ in large fish can be up to $2 \, ppm$.
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View SolutionMatch the following concentrations of $DDT$ in an aquatic food chain:
Column-$I$ Column-$II$ $(a)$ Small fish $(1) \;25 \;ppm$ $(b)$ Zooplankton $(2) \;2 \;ppm$ $(c)$ Fish-eating birds $(3) \;0.5 \;ppm$ $(d)$ Large fishes $(4) \;0.04 \;ppm$
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ Small fish | $(1) \;25 \;ppm$ |
| $(b)$ Zooplankton | $(2) \;2 \;ppm$ |
| $(c)$ Fish-eating birds | $(3) \;0.5 \;ppm$ |
| $(d)$ Large fishes | $(4) \;0.04 \;ppm$ |
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View SolutionExplain the importance of the participation of local communities in forest conservation.
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View SolutionPolyblend is mixed with ...$A$... to lay roads in ...$B$.... Complete the given statement by choosing the appropriate option for $A$ and $B$.
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View SolutionThe most common pesticide used in India is
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