Heredity & Genetics
Test your knowledge of genetics, inheritance, chromosomes, genetic disorders, and hereditary traits in living organisms
Questions
The fungi used in the experiments to study genetics is
- Amanita muscaria
- Claviceps purpurea
- Rhizopus
- Neurospora crassa
Who is known as the 'Father of human genetics'?
- Carl Correns
- Hugo Marie de Vries
- William Bateson
- Archibald Garrod
Who discovered the Rh factor in humans?
- Alexander Wiener
- Karl Landsteiner
- Erwin Popper
- Constantin Levaditi
In the ABO type blood system, the universal blood donor(s) is/ are
- A
- B
- AB
- O
What is the unit of inheritance in living organism?
- Chromosome
- Gene
- Nucleus
- Cell
Genetic element in bacteria that can replicate in the cytoplasm or can integrate into the bacterial chromosome and replicates with the host chromosome is
- plasmid
- episome
- plastome
- retrovirus
Which of the following is considered as the beginning of new individual?
- Ovum
- Nucleus
- Ova
- Zygote
The male gamete produced during reproduction is called
- ovum
- testis
- sperm
- vas deferens
Which disorder leads to mental retardation due to inborn error in metabolism?
- Haemophilia
- Phenylketonuria
- Albinism
- Color blindness
- None of the above
How is the sex of a child determined?
- By ovum
- By sperm
- By environment
- By the time of mating
- By the number of matings
What is the number of chromosomes present in humans?
- 46
- 40
- 24
- 23
Twins enrooting from the splitting of one zygote are termed as
- universal twins
- monozygotic twins
- dizygotic twins
- mitochondrial twins
Which of the following is a genetically inherited trait?
- Skin getting tanned when a person stands in sunlight
- Beetles losing body weight due to starvation
- A person developing extra muscles by strenuous workout
- Haemophilia
- Colour change in the skin of a person due to mutation