INHERITANCE AND VARIATION biology MCQ’s questions answers

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INHERITANCE AND VARIATION

Question 246 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Sickle cell anemia is ..... [Bih PMT 2001]
A
Sex linked inheritance
B
Autosomal heritable disease
C
Infectious disease
D
Deficiency disease
Question 247 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Monohybrid crossing involves ..... [CPMT 1993]
A
Individuals of two different parents
B
Individuals different in one trait
C
Individuals different in two traits
D
Individuals with parent
Question 248 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In Red-White flowered cross of Mirabilia jalapa, F2 generation has red, pink and white flowered plants in the ratio of ..... [AIIMS 1994]
A
1:2:1
B
1:0:1
C
2:1:1
D
1:1:2
Question 249 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If red eyed ( dominant) fly is mated with white eyed ( recessive) fly, the ratio of red to white eyed in F2 generation would be ..... [CPMT 1996]
A
3 : 1
B
2 : 2
C
2 : 1
D
1 : 3
Question 250 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Back cross is ..... [Kerala 2000]
A
F1 $\times$ F1
B
F1 $\times$ Recessive parent
C
F1 $\times$ Dominant parent
D
F1 $ imes$ Any parent
There are 250 questions to complete.