Nmdcat Practice Paper from PMDC Syllabus | mosaicbro.com

Nmdcat Practice Paper from PMDC Syllabus

7 of 197 questions (Page 17 of 29)

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113 Which of the following supports Mendel’s Law of Independent Assortment?
Correct Answer: C
Explanation: The dihybrid cross demonstrates the Law of Independent Assortment, showing that alleles of different genes are inherited independently.
114 In Mendel’s experiments, the recessive trait reappeared in the F2 generation because:
Correct Answer: C
Explanation: The recessive trait reappeared in the F2 generation because it was masked by the dominant allele in the F1 generation.
115 A gene with two identical alleles is called:
Correct Answer: B
Explanation: Homozygous refers to a gene with two identical alleles (e.g., TT or tt).
116 A "-CHO" group can be present:
Correct Answer: B
Explanation: The aldehyde group (-CHO) is typically found at the end of a carbon chain.
117 Acetaldehyde in laboratory is produced by:
Correct Answer: B
Explanation: Acetaldehyde is produced by the oxidation of ethyl alcohol (ethanol).
118 What is the minimum temperature required to prepare formaldehyde in the laboratory?
Correct Answer: B
Explanation: Formaldehyde is prepared at a minimum temperature of 300°C.
119 Calcium formate on heating gives:
Correct Answer: D
Explanation: Heating calcium formate produces formaldehyde.
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