Blood Relations MCQs

Solved blood relation MCQs for SSC and banking reasoning: pointing-to-a-photo questions, family puzzles and coded relations, each solved with a simple family-tree explanation.

1. 1

   Pointing to a man, a girl named Riya said, "He is the son of my father's only son." How is the man related to Riya?

   ACousinBSonCBrotherDNephew

   Correct answer: D. Nephew

   Riya is a girl, so her father's only son is her brother. The man is that brother's son, so he is Riya's nephew.

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2. 2

   A is B's sister. C is B's mother. D is C's father. How is A related to D?

   ANieceBDaughterCGranddaughterDGrandmother

   Correct answer: C. Granddaughter

   A is a child of C (B's mother), and D is C's father, so A is D's granddaughter.

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3. 3

   P is the brother of Q. Q is the daughter of R. How is R related to P?

   AFather or mother (R's gender is not given)BFatherCUncleDMother

   Correct answer: A. Father or mother (R's gender is not given)

   P and Q are siblings and R is Q's parent, so R is P's parent too. The question doesn't say whether R is male or female.

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4. 4

   The son of my mother's only brother is my:

   ABrotherBCousinCUncleDNephew

   Correct answer: B. Cousin

   My mother's brother is my maternal uncle, and his son is my cousin.

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5. 5

   Introducing a woman, a man named Aman said, "Her mother is the only daughter of my mother." How is the woman related to Aman?

   ADaughterBMotherCSisterDNiece

   Correct answer: D. Niece

   Aman is a man, so the only daughter of his mother is his sister. The woman is her daughter, so she is Aman's niece.

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6. 6

   X's father is the son of Mr Y. How is Mr Y related to X?

   AFatherBBrotherCUncleDGrandfather

   Correct answer: D. Grandfather

   Mr Y's son is X's father, so Mr Y is X's grandfather.

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7. 7

   A is the husband of B, and B is the mother of C. How is A related to C?

   AFatherBUncleCBrotherDGrandfather

   Correct answer: A. Father

   B is C's mother and A is B's husband, so A is C's father.

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8. 8

   Ravi's wife's brother is Ravi's:

   AUncleBBrother-in-lawCBrotherDCousin

   Correct answer: B. Brother-in-law

   A spouse's brother is a brother-in-law (saala in Hindi).

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9. 9

   My father's sister is my:

   AAuntBMotherCNieceDSister

   Correct answer: A. Aunt

   A father's sister is an aunt (bua in Hindi).

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10. 10

    Mr Raju has only one daughter. Kamal is her son. How is Mr Raju related to Kamal?

    AFatherBPaternal grandfatherCMaternal grandfatherDUncle

    Correct answer: C. Maternal grandfather

    Kamal's mother is Mr Raju's daughter, so Mr Raju is Kamal's maternal grandfather (nana).

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12. 11

    A, B and C are siblings. D is the father of A, and E is the mother of D. How is C related to E?

    AGrandchildBSonCNephew or nieceDGreat-grandchild

    Correct answer: A. Grandchild

    D is the father of A, B and C, and E is D's mother, so C is E's grandchild. C's gender is not given.

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13. 12

    If "P + Q" means P is the father of Q, and "P × Q" means P is the sister of Q, what does "A + B × C" mean?

    AA is the father of CBC is the father of ACA is the brother of CDA is the uncle of C

    Correct answer: A. A is the father of C

    A is B's father, and B is C's sister, so B and C are siblings and A is C's father.

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14. 13

    If "P − Q" means P is the brother of Q, and "P ÷ Q" means P is the mother of Q, what does "A ÷ B − C" mean?

    AA is the sister of CBC is the mother of ACA is the mother of CDA is the aunt of C

    Correct answer: C. A is the mother of C

    A is B's mother, and B is C's brother, so A is also C's mother.

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15. 14

    How is the daughter of my mother's mother's only son related to me?

    AAuntBNieceCSisterDCousin

    Correct answer: D. Cousin

    My mother's mother's only son is my maternal uncle; his daughter is my cousin.

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16. 15

    Pointing to a photograph of a girl, a man named Arjun said, "Her father is my mother's only son." Whose photograph is it?

    AArjun's motherBArjun's daughterCArjun's nieceDArjun's sister

    Correct answer: B. Arjun's daughter

    Arjun is a man, so his mother's only son is Arjun himself. The girl's father is Arjun: she is his daughter.

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17. 16

    A's mother is B's sister, and B is a man. How is B related to A?

    AFatherBPaternal uncleCMaternal uncleDGrandfather

    Correct answer: C. Maternal uncle

    B is the brother of A's mother, so B is A's maternal uncle (mama).

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18. 17

    X is the brother of Y, and Y is the sister of Z. How is Z related to X?

    ASisterBBrother or sister (Z's gender is not given)CBrotherDCousin

    Correct answer: B. Brother or sister (Z's gender is not given)

    X, Y and Z are siblings, but Z's gender is not stated, so Z could be X's brother or sister.

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19. 18

    My father's father has only one son. That son's wife is my:

    AGrandmotherBSister-in-lawCMotherDAunt

    Correct answer: C. Mother

    My father's father's only son must be my father, so his wife is my mother.

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20. 19

    Neha's father has no brothers. Who is the daughter-in-law of Neha's father's father?

    ANeha's sisterBNeha's grandmotherCNeha's auntDNeha's mother

    Correct answer: D. Neha's mother

    Neha's grandfather's only son is Neha's father, so his daughter-in-law is Neha's mother.

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21. 20

    Sunil's sister's husband is Sunil's:

    ABrotherBBrother-in-lawCCousinDNephew

    Correct answer: B. Brother-in-law

    A sister's husband is a brother-in-law (jija in Hindi).

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