Assertion: White fibres appear pale or whitish. 
Reason: White fibes (muscles) possess very less quannty of myoblin

White muscle fibres

Assertion: Sky appears blue in the day time. Reason: White light is composed of seven colours

Assertion : Smooth muscle fibres do not appear to be striated. Reason : There is a regular alternate arrangement of thick and thin filaments in smooth muscle fibre.

Assertion : Tendons are very tough and inelastic. Reason: Tendons join the muscles to the bone.

White muscle fibres contain more

White muscle fibres contain more

The sky at noon appears white. Give reason.

Assertion : The clouds in the sky generally appear to be whitish. Reason : Diffraction due to clouds is efficient in equal measures its all wavelengths.