EASY
10th CBSE
IMPORTANT
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The number of autosomes in human sperm is

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Important Questions on Heredity and Evolution

MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 19
Mendel's principle of segregation means that the germ cells always receive 
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 20
Geographic and reproductive isolations are most closely associated with 
EASY
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 21
Genetic variations in population arise due to 
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 22
Genetic drift operates only in 
EASY
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 23
Hand of man and wing of bat represent 
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 24
Which of the following gases was absent from the atmosphere of primitive earth?
EASY
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 25
Darwin's theory of evolution was based on
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE BIOLOGY For Class X>Chapter 4 - Heredity and Evolution>EXERCISE>Q 26
The gases used in the spark-discharge apparatus were