Ecology

What term is used to describe the differences that exist between members of the same species?

• Chromosomes

• Inheritance

• Variation

• Fertilisation

Which of the following is an example of discrete variation?

• Length of index finger

• Eye colour

• Height

• Foot size

Which of the following is an example of continuous variation?

• Ear wax type

• Hair colour

• Hand span

• Eye colour

What term is given to a different form of a gene?

• Chromosome

• Chromatid

• DNA

• Allele

What would the genotype Tt be termed as?

• Heterozygous

• Homozygous Dominant

• Homozygous Recessive

What would the genotype tt be termed as?

• Heterozygous

• Homozygous Dominant

• Homozygous Recessive

What is the definition of a genotype?

• An individuals alleles for a particular characteristic

• An individuals physical appearance

• The differences between members of the same species

• Variation that can be measured

What is the definition of a phenotype?

• An individuals alleles for a particular characteristic

• An individuals physical appearance

• The differences between members of the same species

• Variation that can be measured

Genotype of the blood group is I^A I^O. Find the phenotype?

• A group

• B group

• O group

• AB group

Choose the correct statements regarding Rh factor:

• Rh antigens are found on the surface of RBC

• First discovered in human

• Rh factor refers to immunogenic D antigen.

• Those with D antigen are Rh negative.

• When Rh + person receive Rh – blood, no side effect