Chapter 18: Heredity - Online Test

Q1. According to Mendel alleles have the following character
Answer : Option B
Explaination / Solution:
No Explaination.


Q2. 9 : 3 : 3 : 1 ratio is due to
Answer : Option C
Explaination / Solution:
No Explaination.


Q3. The region of the chromosome where the spindle fibres get attached during cell division
Answer : Option C
Explaination / Solution:
No Explaination.


Q4. The centromere is found at the centre of the ________________ chromosome.
Answer : Option B
Explaination / Solution:
No Explaination.


Q5. The _____________ units form the backbone of the DNA.
Answer : Option D
Explaination / Solution:
No Explaination.


Q6. Okasaki fragments are joined together by ___________________.
Answer : Option D
Explaination / Solution:
No Explaination.


Q7. The number of chromosomes found in human beings are __________________.
Answer : Option A
Explaination / Solution:
No Explaination.


Q8. The loss of one or more chromosome in a ploidy is called ___________.
Answer : Option B
Explaination / Solution:
No Explaination.