1. In which of the following cases, genotypic and phenotypic ratio will remain same in F2 generation
Law of independent assortment
Law of Segregation
Test cross
Incomplete dominance
✅ The correct answer is option D.
Variation and Genetics MCQs
2. A pure breeding tall pea plant was crossed to dwarf plant what will be the frequency of dwarf plants in F1
0.25
0.5
0.75
0
✅ The correct answer is option D.
3. In question number 2 what will be frequency of dwarf plant in F2
0.25
0.5
0.75
0
✅ The correct answer is option A.
4. How many pairs of homologous chromosomes are present in Pisum sativum
Five pairs
Six pairs
Seven pairs
Eight pairs
✅ The correct answer is option C.
5. Which of the following characters of pea plant is dominant?
Axial flowers
Yellow pods
White flowers
Wrinkled seeds
✅ The correct answer is option A.
6. A pea plant with yellow seed was crossed to a plant having green seeds. What will happen in F1; if plants are true breeding
All seeds will be yellow
Half of the seeds will be yellow
All the seeds will be green
Both will be present in the ratio of 1:2:1
✅ The correct answer is option A.
7. The position of a gene on chromosome is called
Habitat
Position
Locus
Location
✅ The correct answer is option C.
8. Filial is a Latin word. It means
Spring
Issue
Progeny
Descendent
✅ The correct answer is option C.
9. Which of the following condition is hybrid
TT
Tt
tt
All of these
✅ The correct answer is option B.
10. Which of the following is monohybrid cross
TT x tt
TTYy x Ttyy
Both of these
None of these
✅ The correct answer is option A.