Assertion: At the first glance, the top surface of the Morpho butterfly's wing appears a beautiful blue-green. If the wind moves the colour changes.
Reason: Different pigments in the wing reflect light at different angles.

In these question, a statement of asertion followed by a statement of reason is given .Choose the correct answer out of the following choices: Assertion and reason both are correct statements and reason is correct explanation for assertion. Assertion and reason both are correct statements but reason is not correct explanation for assertion. Assertion is correct statement but reason is wrong statement. Assertion is wrong statement but reason is correct statement. Assertion:At the first glance,the top surface of the Morpho butterly's wing appears a beautiful blue-green.If the wind moves ,the colour changes. Reason:Different pigments in the wing relfect light at differnt angles.

A : At the first glance, the top surf Morpho butterfly.s wing appears a beautifu blue green. If the wing moves the colour changes. R : Different pigments in the wing reflect light at different angles.

Assertion : The fringe closest on either side of the central white fringe in case of interference pattern due to white light is red and the farthest appears blue. Reason : The interference patterns due to different component colours of white light overlap.

Assertion : The fringe closest on either side of the central white fringe in case of interference pattern due to white light is red and the farthest appears blue. Reason : The interference patterns due to different component colours of white light overlap.

In these question, a statement of asertion followed by a statement of reason is given .Choose the correct answer out of the following choices: Assertion and reason both are correct statements and reason is correct explanation for assertion. Assertion and reason both are correct statements but reason is not correct explanation for assertion. Assertion is correct statement but reason is wrong statement. Assertion is wrong statement but reason is correct statement. Assertion:Thin films such as soap bubble or a thin layer of ol on water show beautiful colours,when illuminated by white light. Reason:It happens due to the interfernce of light reflected from the upper and lower surface ot the thin film.

Assertion: The colour of the oil film on the surface of water continuously changes. Reason: The colour of the light reflected by the oil film depends upon its thickness.