Inheritance Test 01

Total Questions: 32

1 - An organism's expressed physical trait, such as seed colour or pod shape, is called its:

A ) Genotype
B ) Phenotype ✅
C ) Karyotype
D ) Physical type

2 - An organism has two different alleles for a trait. its genotype is said to be;

A ) Homozygous
B ) Heterozygous ✅
C ) Hemizygous
D ) Homologous

5 - Which of the following statements regarding genes is FALSE?

A ) Genes are located on chromosomes
B ) Genes consist of a long sequence of DNA ✅
C ) A gene contains information for the production of a protein
D ) Each cell contains a single copy of every gene

6 - Mendel's primary contribution to our understanding of inheritance was;

A ) The idea that genes are found on chromosomes
B ) Explanation of the patterns of inheritance ✅
C ) The discovery of alleles
D ) Determining that informations contained in DNA are for protein synthesis

7 - A purple -flowered pea plant has the genotype PP. Which of the following statements about this plant is FALSE?

A ) Its phenotype will be white flowers ✅
B ) It has a homozygous dominant genotype
C ) When bred to white -flowered plant, all offspring will be purple flowered
D ) All the gametes produced will have the same flower colour allele

9 - Branch of biology that deals with the study of inheritance is called as;

A ) Artificial selection
B ) Natural selection
C ) Genetics ✅
D ) Histology

10 - Transmission of characteristics from parents to offsprings is called as;

A ) Replication
B ) Inheritance ✅
C ) Co-dominance
D ) Mutations

11 - Chromosomes carry units of inheritance called as;

A ) Chromatin
B ) DNA
C ) Genes ✅
D ) Alleles

12 - Genes contain instructions for the synthesis of;

A ) Fats
B ) Carbohydrates
C ) Vitamins
D ) Proteins ✅

14 - Chromatin is made up of;

A ) DNA
B ) Protein
C ) DNA + protein ✅
D ) RNA

15 - DNA wraps around histone protein and forms around structures called as;

A ) Nucleosomes ✅
B ) Ribosomes
C ) Lysosomes
D ) mRNA

17 - In 1953, the structure of DNA was proposed by;

A ) James Watson
B ) Francis Crick
C ) James Watson and Francis Crick ✅
D ) Mendel

19 - Outside backbone of double helix is made up of;

A ) Sugar
B ) Phosphate
C ) Sugar-Phosphate ✅
D ) Nitrogenous bases

20 - Inside of doubal helix consists of:

A ) Nitrogenous bases ✅
B ) Sugar
C ) Phosphate
D ) Phosphate

21 - Adenine always pairs with;

A ) Guanine
B ) Cytosine
C ) Uracil
D ) Thymine ✅

22 - Cyocine always pairs with;

A ) Gunanine ✅
B ) Adenine
C ) Uracil
D ) Thymine

25 - Copies of chromatids of chromosomes are made through the process called;

A ) Inheritance
B ) Transcription
C ) Translation
D ) Replication ✅

26 - Specific proteins have specific number and sequence of;

A ) Enzymes
B ) Amino Acids ✅
C ) Loci
D ) Allele

28 - Specific sequence of DNA nucleotides is copied in the form of mRNA in a process;

A ) Replication
B ) Translation
C ) Inheritance
D ) Transcription ✅

30 - The position of gene on chromosome is known as;

A ) Locus ✅
B ) Allele
C ) Genotype
D ) Genome

31 - Part of cell, in which transcription takes place;

A ) Cytoplasm
B ) Nucleus ✅
C ) Ribosome
D ) Golgi Apparatus

32 - Component of cell which involved in translation is;

A ) Ribosome ✅
B ) Mitochondria
C ) Golgi apparatus
D ) Nucleus