🧬 Genetics & Biology Practice Test
Instructions: Choose the correct answer for each multiple-choice question below.
- Which blood group contains only the A antigen in the blood?
- A) AB
- B) O
- C) A
- D) C
- E) B
- Which of the following genotypes is homozygous?
- A) Ab
- B) AB
- C) AA
- D) Ac
- E) Aa
- In peas, purple flower color (M) is dominant over white (m). What is the probability of white flowers when two heterozygous purple flowers are crossed?
- A) 1/8
- B) 1/4
- C) 1/2
- D) 1/16
- E) 1
- How many types of gametes can be formed by an individual with the genotype Aabbcc?
- A) 4
- B) 1
- C) 16
- D) 8
- E) 2
- For which of the following blood phenotypes is the genotype definitely known?
- A) O Rh(+)
- B) A Rh(+)
- C) B Rh(-)
- D) O Rh(-)
- E) A Rh(-)
- Which of the following is an example of reproduction via a runner (creeping stem)?
- A) Strawberry
- B) Onion
- C) Potato
- D) Grape
- E) Ginger
- Which definition is not correctly matched with an option?
- A) Genotype
- B) Dominant gene
- C) Allele
- D) Gene
- E) Recessive gene
- A person with anti-B antibodies cannot have which blood groups?
- A) I and IV
- B) II and IV
- C) II and III
- D) III and IV
- E) I and II
- How many types of gametes can an individual with the genotype AaBbcc form?
- A) 2
- B) 4
- C) 16
- D) 8
- E) 1
- What is the name of the process where a dominant phenotype is tested by crossing with a recessive?
- A) Random cross
- B) Dihybrid cross
- C) Test cross
- D) Trihybrid cross
- E) Monohybrid cross
📝 Answer Key
1) C 2) C 3) B 4) E 5) D 6) A 7) D 8) B 9) B 10) C
This test is prepared for educational purposes. You may share your answers or thoughts in the comments below.
