Variation and genetics – Online MCQs Test – Biology MCAT

Variation and genetics / inheritance-Medical College Admission Test Preparation Notes

MCAT Biology Notes from Chapter 13 [Variation and genetics / inheritance] for Medical College Entry Test Preparation

1. Each human being possesses ________ pairs of chromosomcs.

 
 
 
 

2. Mendelian recombination’s are due to:

 
 
 
 

3. An individual with contrasting alleles is called

 
 
 
 

4. Sex limited trait is:

 
 
 
 

5. The result obtained from mono hybrid cross is spoken as

 
 
 
 

6. All other chromosomes except X and Y chromosomes are called

 
 
 
 

7. X and Y-chromosomes are called:

 
 
 
 

8. The blood group without antigen is:

 
 
 
 

9. Which is pure dihybrid?

 
 
 
 

10. Number of chromosomes present in Male Grasshopper:

 
 
 
 

11. Variations provide raw materials for the process of:

 
 
 
 

12. Variations are produced due to:

 
 
 
 

13. The genotype of a dog can be best determined by:

 
 
 
 

14. It test cross gives 5O% dominant and 50% recessive characters it means the parent is:

 
 
 
 

15. Which phenomenon reduces the chances of genetic recombination and variations among offspring?

 
 
 
 

16. None of the two genes is dominant over the other, this phenomenon is:

 
 
 
 

17. Cross fertilization of a phenotypically dominant individual with a homozygous recessive individual is:

 
 
 
 

18. The phenomenon in which genes are present on the same chromosomes is

 
 
 
 

19. Cross appearance of intermediate character is known as:

 
 
 
 

20. Genes A and B are necessary for normal hearing. A deaf man marries a deaf woman and all their children have normal hearing. The genotypes of the parents are:

 
 
 
 


Online MCQs Test preparation for Biology MCAT (Medical College Admission Test Preparation Notes) helps students practice effectively. These multiple-choice questions are taken from Chapter 13 “Variation and genetics” of the Biology MCAT textbook.
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