Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

You crossed two heart shaped Shepherd s purse which is heterozygous at one locus and homozygous recessive at other gene locus, what would be the ratio of heart shaped and narrow in F1?

A. All heart
B. All narrow
C. 3:1
D. 15:1
Answer» B. All narrow
2.

The 15/16 of the duplicate dominant epistasis doesn t correspond to _____________

A. A/a B/b
B. A/A b/b
C. a/a B/b
D. a/a b/b
Answer» E.
3.

Shepherd s purse has two shape heart and narrow. If you cross a true breeding heart to a true breeding narrow, F1 will give___________

A. Heart
B. Narrow
C. A mixture of heart or narrow
D. Disc shaped
Answer» B. Narrow
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