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Biology 10 Chapter 15 - Inheritance - 14
1.
Phenotypes of which variations cannot be measured?
a) Complete variation
b) Co-variation
c) Discontinuous variation
d) Continuous variation
2.
Which of the following is the example of discontinuous variations?
a) Feet size
b) Weight
c) Blood group
d) Height
3.
Which variations are controlled by the alleles of a single gene pair?
a) Complete variation
b) Co-variation
c) Discontinuous variation
d) Continuous variation
4.
Which variation is little effected by environment?
a) Co-variation
b) Continuous variation
c) Discontinuous variation
d) Complete variation
5.
What is CORRECT about discontinuous variations?
a) They are often affected by environmental factors
b) Discontinuous variations show distinct phenotypes
c) The phenotypes show a complete range of measurements
d) Discontinuous variations are controlled by many genes
6.
What is CORRECT about discontinuous variations?
a) They are often affected by environmental factors
b) Discontinuous variations are controlled by many genes
c) The phenotypes of such variations cannot be measured
d) The phenotypes show a complete range of measurements
7.
What is CORRECT about discontinuous variations?
a) They are often affected by environmental factors
b) Discontinuous variations are controlled by many genes
c) Blood group is good example of discontinuous variations
d) The phenotypes show a complete range of measurements
8.
What is CORRECT about discontinuous variations?
a) Discontinuous variations are controlled by many genes
b) They are often affected by environmental factors
c) The phenotypes show a complete range of measurements
d) None of these
9.
What is INCORRECT about discontinuous variations?
a) The phenotypes show a complete range of measurements
b) They are often affected by environmental factors
c) All of these
d) Discontinuous variations are controlled by many genes
10.
What is CORRECT about discontinuous variations?
a) The phenotypes show a complete range of measurements
b) They are often affected by environmental factors
c) Discontinuous variations are controlled by many genes
d) They are controlled by the alleles of a single gene pair
11.
What is CORRECT about discontinuous variations?
a) The environment has little effect on these variations
b) They are often affected by environmental factors
c) The phenotypes show a complete range of measurements
d) Discontinuous variations are controlled by many genes
12.
What is INCORRECT about discontinuous variations?
a) They are little affected by environmental factors
b) The phenotypes show distinct measurements
c) None of these
d) Discontinuous variations are controlled by single genes
13.
In which variations, the phenotypes show a complete range of measurements from one extreme to the other?
a) Co-variation
b) Discontinuous variation
c) Continuous variation
d) Complete variation
14.
Which of the following is the example of continuous variations?
a) All of these
b) Height
c) Feet size
d) Weight
15.
Which variation is controlled by many genes?
a) Discontinuous variation
b) Continuous variation
c) Co-variation
d) Complete variation
16.
Which variation is often affected by environmental factors?
a) Complete variation
b) Continuous variation
c) Co-variation
d) Discontinuous variation
17.
What is CORRECT about continuous variations?
a) The phenotypes of such variations cannot be measured
b) They are controlled by the alleles of a single gene pair
c) The environment has little effect on these variations
d) The phenotypes show a complete range of measurements
18.
What is CORRECT about continuous variations?
a) Height is the example of continuous variations
b) The phenotypes of such variations cannot be measured
c) The environment has little effect on these variations
d) They are controlled by the alleles of a single gene pair
19.
What is CORRECT about continuous variations?
a) Weight is the example of continuous variations
b) The environment has little effect on these variations
c) The phenotypes of such variations cannot be measured
d) They are controlled by the alleles of a single gene pair
20.
Which of the following is the example of continuous variations?
a) Intelligence
b) Weight
c) All of these
d) Feet size
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