INHERITANCE AND VARIATION biology MCQ’s questions answers

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INHERITANCE AND VARIATION

Question 136 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A cross involving parents differing only in one trait is ..... [AMU 2000]
A
Haploid
B
Diploid
C
Monohybrid
D
Dihybrid
Question 137 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Albinism is due to nonsynthesis of melanin on account of absence of ..... [BHU 1999]
A
Melanase
B
Luciferase
C
Tyrosinase
D
Lysine
Question 138 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
ABO blood group system is due to ..... [CBSE 1990]
A
Multifactor inheritance
B
Incomplete dominance
C
Multiple alleles
D
Epistasis
Question 139 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In mendelian crosses the genes responsible for different characters separate through ..... [AMU 2000]
A
Fusion
B
Aggregation
C
Segregation
D
Distribution
Question 140 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Assertion : The linked genes tend to get inherited together.
Reason : The bond between them fails to break
A
Both Assertion and Reason are true and Reason is the correct explanation of Assertion
B
The Assertion and Reason are true but Reason is not correct explanation of Assertion
C
Assertion is true but, Reason is false
D
Assertion is false but, Reason is true
There are 140 questions to complete.