NEET Test Series from KOTA - 10 Papers In MS WORD
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BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342450
Assertion : Colourblindness is more common in males than in females. Reason : In colourblindness a person cannot differentiate between red and green colours
1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Both are correct but reason is not the correct explanation of assertion.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342451
What are all the chances of colour blind daughter and sons being born in a marriage of normal man marrying a normal woman whose father was colour blind?
1 Both sons and daughters are phenotypically normal
2 All sons are normal and all daughters are colour blind
3 Both the sons and daughters are colour blind
4 Among the sons 50% are colour blind and all daughters are normal
Explanation:
Mother is a carrier and father is normal, so 50 percent sons may be affected and daughters may be carrier.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342452
If a normal woman marries a colour blind man:
1 All their children will be colour blind
2 All the children will be normal
3 All daughters will be colour blind and sons will be normal
4 All their sons will be colour blind and daughters will be normal
Explanation:
Daughters will be carrier so normal and sons will be normal.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342453
A colourblind daughter is born when
1 Mother is carrier, father is normal
2 Mother is carrier, father is colourblind.
3 Father is colourblind, mother is normal
4 Mother is colourblind, father is normal.
Explanation:
Woman would have colourblindness when both her X chromosomes (sex chromosomes) bear genes for the disease. This is possible only when her father is colourblind (because daughters inherit colourblindness from their fathers) and her mother is a carrier of disease or she is also colourblind.
342450
Assertion : Colourblindness is more common in males than in females. Reason : In colourblindness a person cannot differentiate between red and green colours
1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Both are correct but reason is not the correct explanation of assertion.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342451
What are all the chances of colour blind daughter and sons being born in a marriage of normal man marrying a normal woman whose father was colour blind?
1 Both sons and daughters are phenotypically normal
2 All sons are normal and all daughters are colour blind
3 Both the sons and daughters are colour blind
4 Among the sons 50% are colour blind and all daughters are normal
Explanation:
Mother is a carrier and father is normal, so 50 percent sons may be affected and daughters may be carrier.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342452
If a normal woman marries a colour blind man:
1 All their children will be colour blind
2 All the children will be normal
3 All daughters will be colour blind and sons will be normal
4 All their sons will be colour blind and daughters will be normal
Explanation:
Daughters will be carrier so normal and sons will be normal.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342453
A colourblind daughter is born when
1 Mother is carrier, father is normal
2 Mother is carrier, father is colourblind.
3 Father is colourblind, mother is normal
4 Mother is colourblind, father is normal.
Explanation:
Woman would have colourblindness when both her X chromosomes (sex chromosomes) bear genes for the disease. This is possible only when her father is colourblind (because daughters inherit colourblindness from their fathers) and her mother is a carrier of disease or she is also colourblind.
342450
Assertion : Colourblindness is more common in males than in females. Reason : In colourblindness a person cannot differentiate between red and green colours
1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Both are correct but reason is not the correct explanation of assertion.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342451
What are all the chances of colour blind daughter and sons being born in a marriage of normal man marrying a normal woman whose father was colour blind?
1 Both sons and daughters are phenotypically normal
2 All sons are normal and all daughters are colour blind
3 Both the sons and daughters are colour blind
4 Among the sons 50% are colour blind and all daughters are normal
Explanation:
Mother is a carrier and father is normal, so 50 percent sons may be affected and daughters may be carrier.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342452
If a normal woman marries a colour blind man:
1 All their children will be colour blind
2 All the children will be normal
3 All daughters will be colour blind and sons will be normal
4 All their sons will be colour blind and daughters will be normal
Explanation:
Daughters will be carrier so normal and sons will be normal.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342453
A colourblind daughter is born when
1 Mother is carrier, father is normal
2 Mother is carrier, father is colourblind.
3 Father is colourblind, mother is normal
4 Mother is colourblind, father is normal.
Explanation:
Woman would have colourblindness when both her X chromosomes (sex chromosomes) bear genes for the disease. This is possible only when her father is colourblind (because daughters inherit colourblindness from their fathers) and her mother is a carrier of disease or she is also colourblind.
NEET Test Series from KOTA - 10 Papers In MS WORD
WhatsApp Here
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342450
Assertion : Colourblindness is more common in males than in females. Reason : In colourblindness a person cannot differentiate between red and green colours
1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Both Assertion and Reason are false.
Explanation:
Both are correct but reason is not the correct explanation of assertion.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342451
What are all the chances of colour blind daughter and sons being born in a marriage of normal man marrying a normal woman whose father was colour blind?
1 Both sons and daughters are phenotypically normal
2 All sons are normal and all daughters are colour blind
3 Both the sons and daughters are colour blind
4 Among the sons 50% are colour blind and all daughters are normal
Explanation:
Mother is a carrier and father is normal, so 50 percent sons may be affected and daughters may be carrier.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342452
If a normal woman marries a colour blind man:
1 All their children will be colour blind
2 All the children will be normal
3 All daughters will be colour blind and sons will be normal
4 All their sons will be colour blind and daughters will be normal
Explanation:
Daughters will be carrier so normal and sons will be normal.
BIOXII05: PRINCIPLES OF INHERITANCE AND VARIATION
342453
A colourblind daughter is born when
1 Mother is carrier, father is normal
2 Mother is carrier, father is colourblind.
3 Father is colourblind, mother is normal
4 Mother is colourblind, father is normal.
Explanation:
Woman would have colourblindness when both her X chromosomes (sex chromosomes) bear genes for the disease. This is possible only when her father is colourblind (because daughters inherit colourblindness from their fathers) and her mother is a carrier of disease or she is also colourblind.