Statements: All snakes are reptiles. Some reptiles are poisonous. Conclusions: I. Some snakes are poisonous. II. All poisonous are reptiles. MCQ with Answer and Explanation

Explanation:
mono, chromat, ic or better: monochromatic can form 'mono', 'chromatic' but 'chromatic' uses the letters, or common is 2 or 3: 'mono', 'chrom', 'atic' . Accepted is 3.

Explanation:
15 August 1947 is historically recorded as Friday.

Explanation:
D is sister of C, C is wife of B, so D is sister-in-law of B.