If the offspring of F, (blue) is crossed with white male parent the result will be______________________?

Related Mcqs:

1. Parthenogenetic reproduction in which both male and female offspring are produced from unfertilized eggs:

   A. Amphitoky
   B. Anholocyclic
   C. Ambulacrum
   D. None of the above

   Submitted by: Shafiq Rehman

2. When an albino plant of maize (female) is crossed with normal green plant (male) all plants in the progeny are albino because___________________?

   A. Albinism is dominant over green characters
   B. Green plastids of male parent become nitrated
   C. Plastids are inherited through maternal parents
   D. Crossing over results in structural changes in green plastids

3. In line x tester cross each male is crossed with____________________?

   A. Different sets of females
   B. Few females in a set
   C. Same sets of females
   D. All the above

4. The recommended ratio of male the recommended of male rows to female rows in hybrid bajra production is_________________?

   A. 2 to 4
   B. 1 to 2
   C. 4 to 8
   D. 3 to 6

5. Suppose that out of 1000 offspring’s in the generation of a dithered cross, 748 are tall and hairy, 6 are tall and smooth, 4 are short and hairy and 242 are short and smooth. what is the explanation for this kind of ratio ?

   A. Linkage and crossing over
   B. Presence of multiple alleles
   C. Presence of lethal genes
   D. Sex-linkage

6. The offspring of a cross between twp individuals differing in at least one set of characters is called__________________?

   A. Polyploidy
   B. Mutant
   C. Variant
   D. Hybrid

7. Red (RR) is crossed with white (ww). All the (Rw) offsprings are pink this is an indication that the R gene is_________________?

   A. Recessive
   B. Incomplete dominant
   C. Mutant
   D. Dominant

8. In a monohybrid cross, 2 heterozygous individuals were crossed, phenotypic ratio came to be (2:1), it is due to__________________?

   A. Dominant lethal genes in heterozygous individuals
   B. Dominant lethal genes in homozygous individuals
   C. Dominant epistasis
   D. None of the above

9. When red tall plant is crossed with dwarf white plant all the plants of F, are found to be tall red. which of the following ratio will be available when a test cross is made_________________?

   A. 3:1
   B. 1:2:3
   C. 1:1:1:1
   D. 1:2:1

10. When a wheat variety with red kernels (homozygous for two non allelic and independent dominant genes) is crossed with white kenneled wheat (homozygous for two recessive non allelic independent genes), the phenotypic ratio in the F2 generation would be________________?

    A. 9:3:3:1
    B. 9:7
    C. 9:9:9:3:3:3:1
    D. 1:4:6:4:1