Biology
Grade-9
Easy
Question
What did Gregor Mendel study?
- Mold spores
- Pea plants
- Sun flowers
- Rats
The correct answer is: Pea plants
- Through his careful breeding of garden peas, Gregor Mendel discovered the basic principles of heredity and laid the mathematical foundation of the science of genetics.
Related Questions to study
Biology
The traits of an organism are passed to its offspring on small coded strands of DNA material called__________.
The traits of an organism are passed to its offspring on small coded strands of DNA material called__________.
BiologyGrade-9
Biology
Genes always appear in pairs. Your parents donate ________ allele for every trait.
Genes always appear in pairs. Your parents donate ________ allele for every trait.
BiologyGrade-9
Biology
What type of organism was used to determine the basic patterns of heredity?
What type of organism was used to determine the basic patterns of heredity?
BiologyGrade-9
Biology
Segments of DNA are called _______________________.
Segments of DNA are called _______________________.
BiologyGrade-9
Biology
If brown hair is represented by the allele "B" and blond hair is represented by the allele "b", then what must be the genotype of someone who has blond hair?
If brown hair is represented by the allele "B" and blond hair is represented by the allele "b", then what must be the genotype of someone who has blond hair?
BiologyGrade-9
Biology
A segment of DNA that codes for a trait is:
A segment of DNA that codes for a trait is:
BiologyGrade-9
Biology
More than _______ alleles that control a trait are called multiple alleles.
More than _______ alleles that control a trait are called multiple alleles.
BiologyGrade-9
Biology
Which of the following is a genetic trait?
Which of the following is a genetic trait?
BiologyGrade-9
Biology
___________________________ is the field of science that studies of how traits are passed on, or inherited.
___________________________ is the field of science that studies of how traits are passed on, or inherited.
BiologyGrade-9
Biology
A version or variation of a gene is:
A version or variation of a gene is:
BiologyGrade-9
Biology
A unit that determines a trait:
A unit that determines a trait:
BiologyGrade-9
Biology
A characteristic that an organism can pass on to its offspring:
A characteristic that an organism can pass on to its offspring:
BiologyGrade-9
Biology
A chart that shows all the possible combinations of alleles from parents:
A chart that shows all the possible combinations of alleles from parents:
BiologyGrade-9
Biology
Threadlike structures that carry DNA is:
Threadlike structures that carry DNA is:
BiologyGrade-9
Biology
The carrier of genetic information is:
The carrier of genetic information is:
BiologyGrade-9
