Here are the answers and logical explanations for the Venn diagram reasoning questions provided in the image:
Section 1: General Classification
1. Elephants, Wolves, Animals
Logic: Both elephants and wolves are animals, but they are entirely different species with no overlap.
Answer: A (A large circle representing "Animals" containing two separate circles for "Elephants" and "Wolves").
2. Carrot, Food, Vegetables
Logic: All carrots are vegetables, and all vegetables are categorized as food. This creates a chain of inclusion.
Answer: D (Three concentric circles).
Section 2: Directions (Qs. 3 - 7)
Referencing the diagrams A-E at the top of the second column and diagram E above Q9.
3. Women, Mothers, Widows
Logic: All mothers are women, and all widows are women. Some mothers are widows, and some widows are mothers.
Answer: E (Located above Q9: A large circle containing two intersecting circles).
4. Authors, Teachers, Men
Logic: A person can be an author, a teacher, and a man simultaneously. These categories overlap partially in all directions.
Answer: A (Three circles intersecting each other).
5. Sparrow, Birds, Mice
Logic: All sparrows are birds. Mice are mammals and do not belong to the bird category.
Answer: B (Two concentric circles with a third separate circle).
6. Tea, Coffee, Beverages
Logic: Both tea and coffee are types of beverages, but they are distinct from one another.
Answer: C (A large circle containing two separate smaller circles).
7. Boys, Students, Athletes
Logic: A boy can be both a student and an athlete. Not all students are boys or athletes. They share a common overlapping area.
Answer: A (Three circles intersecting each other).
Section 3: Specific Relations
8. Judge, Thief, Criminals
Logic: All thieves are criminals. A judge is a legal authority and is neither a thief nor a criminal.
Answer: C (One circle inside another, with a third circle entirely separate).
9. Languages, French, German
Logic: French and German are both specific languages, but they are separate entities.
Answer: C (A large circle containing two separate circles).
10. Tennis fans, Cricket players, Students
Logic: It is possible for a student to be both a tennis fan and a cricket player. These three groups overlap.
Answer: A (Three intersecting circles).
11. Rhombus, Quadrilateral, Polygons
Logic: A rhombus is a specific type of quadrilateral, and all quadrilaterals are types of polygons.
Answer: E (Three concentric circles).
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