Biology Genetics Test MCQs Online Questions & Answers
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Biology Genetics Test Online MCQs

Test Name Biology Genetics Test Online MCQs
Subject Biology
Test Type MCQs
Total Question 15
Total Marks 30
Total Time 15 Mints
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Genetics is the topic of Biology and is so interesting which contains all the information of life and variations. Attempt all the Tests for the Online preparation of MCQs quiz.

Biology Genetics Test Online MCQs


1. mark reviewIn DNA helix, cytosine is paired with guanine by


Question 1 of 15

2. mark reviewIf a homozygous tall plant is crossed with homozygous dwarf plant, the off springs will be


Question 2 of 15

3. mark reviewIf a homozygous red flowered plant is crossed with a homozygous white flowered plant, the off springs would be


Question 3 of 15

4. mark reviewThe total number of nitrogenous bases in human genome is estimated to be about


Question 4 of 15

5. mark reviewColchicine prevents the mitosis of cells at which of the following stage?


Question 5 of 15

6. mark reviewDiscontinuous variations are


Question 6 of 15

7. mark reviewGrain colour in wheat is determined by three pairs of polygene. Following the cross AABBCC (dark colour) x aabbcc(light colour), in F₂ generation what proportion of the progeny is likely to resemble either parent?


Question 7 of 15

8. mark reviewGiven below is a pedigree chart of a family with five children. It shows the inheritance of attached earlobes as opposed to the free ones. The squares represent the male individuals and circles the female individuals. Which one of the following conclusions drawn is correct?



Question 8 of 15

9. mark reviewPure line breed refers to


Question 9 of 15

10. mark reviewWhich one of the following pairs of terms/names mean one and the same thing?


Question 10 of 15

11. mark reviewWhat is true about t-RNA?


Question 11 of 15

12. mark reviewFrame shift mutation occurs when


Question 12 of 15

13. mark reviewRoot cell of wheat has 42 chromosomes. What would be the number of chromosomes in the synergid cell?


Question 13 of 15

14. mark reviewGenes of which one of the following is present exclusively on the X-chromosome in humans?


Question 14 of 15

15. mark reviewTransposon was discovered by


Question 15 of 15


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