Chapter 15 Array Biology 10th Class Sindh MCQ Tests
10th Class Biology Chapter 15 MCQ Tests
Chapter 15 of 10th Class Biology has 41 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 41
Total Marks: 41
Time: 45 Mins
Total Questions: 41
Total Marks: 41
Time: 45 Mins
45Min : 00 Sec Remaining
Question # 1
Expression of a genotype in the form of a trait is called:
Question # 2
The position of a gene on a chromosome is called:
Question # 3
In _____________, james watson and Crick proposed the structure for DNA.
Question # 4
_______ can cause a permanent change in the DNA of an organism.
Question # 5
The process of copying a gene\'s DNA sequence into a sequence of RNA is called _____.
Question # 6
Common purines are comprised of _____.
Question # 7
Kind of situation in which alleles of gene pair are expressed completely by themselves is called ____.
Question # 8
Chromosome is made of ______________.
Question # 9
The chromosomes carry the units of inheritance called the ____________.
Question # 10
According to Gregor Mendel, features that must be present in an organism, chosen for genetic experiment includes:
Question # 11
In Mendel\'s experiment, ratio of round seeds to wrinkled seeds are ____.
Question # 12
In the early 1900s, German botanist Carl Correns (18641933) studied incomplete dominance in one of the following plant:
Question # 13
Test cross involves breeding of a phenotypically dominant individual with a phenotypically ____.
Question # 14
Charles Darwin published a book "On the origin of species by means of Natural Selection" in ___________.
Question # 15
Which one of the following law states, two or more characteristics are inherited, individual hereditary factors assort independently during gamete production?
Question # 16
Examples of deviations from laws of inheritance proposed by Mendel includes ____.
Question # 17
The genotype in which the gene pair contains two identical alleles is called _______________ genotype.
Question # 18
In humans body cells, there are __________ pairs of homologous chromosomes.
Question # 19
The term "true breading" means __________.
Question # 20
Degrees of freedom of DNA are:
Question # 21
Which of the following term is used to describe the variation in the DNA sequence in each of our genomes?
Question # 22
Mendel used _____________ pea plants in his experiments.
Question # 23
Each chromosome is made up of DNA tightly coiled many times around proteins called _______ that support its structure.
Question # 24
DNA wraps around histone proteins and forms round structures, called _________
Question # 25
________ is the situation where two different alleles of a gene pair express themselves completely
Question # 26
The nitrogenous base adenine of one nucleotide forms pair with:
Question # 27
The diversity in the type of beaks of finches adapted to different feeding habits on the Galapagos Islands, as observed by Darwin, provides evidence for:
Question # 28
A red flower is crossed with a white flower and the progeny is pink. This is an example of ____.
Question # 29
Which one of the following contains the genetic code?
Question # 30
Which of the following is an example of environmental variation?
Question # 31
Which of the following is an example of genetic variation?
Question # 32
Chromosomal crossover occurs when _______ chromosomes exchange genetic material.
Question # 33
The two chromosomes of a pair are known as ____________ chromosomes.
Question # 34
The allele IB produces antigen __ in blood and the phenotype is blood group B.
Question # 35
If a true breeding tall plant was crossed with true breeding short result was_________.
Question # 36
Result of incomplete dominance leads to ____.
Question # 37
The term \'phenotype\' refers to the observable ____ of an organism.
Question # 38
The locations or positions of genes on chromosomes are known as ___________.
Question # 39
Mendel studied two contrasting traits at a time, such crosses are called _____________.
Question # 40
If half offsprings are recessive, this means that individual was a ____.
Question # 41
Which term is used for a genotype in which gene pair contains two different alleles?
Total Questions
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Question # 1
Expression of a genotype in the form of a trait is called:
Question # 2
The position of a gene on a chromosome is called:
Question # 3
In _____________, james watson and Crick proposed the structure for DNA.
Question # 4
_______ can cause a permanent change in the DNA of an organism.
Question # 5
The process of copying a gene\'s DNA sequence into a sequence of RNA is called _____.
Question # 6
Common purines are comprised of _____.
Question # 7
Kind of situation in which alleles of gene pair are expressed completely by themselves is called ____.
Question # 8
Chromosome is made of ______________.
Question # 9
The chromosomes carry the units of inheritance called the ____________.
Question # 10
According to Gregor Mendel, features that must be present in an organism, chosen for genetic experiment includes:
Question # 11
In Mendel\'s experiment, ratio of round seeds to wrinkled seeds are ____.
Question # 12
In the early 1900s, German botanist Carl Correns (18641933) studied incomplete dominance in one of the following plant:
Question # 13
Test cross involves breeding of a phenotypically dominant individual with a phenotypically ____.
Question # 14
Charles Darwin published a book "On the origin of species by means of Natural Selection" in ___________.
Question # 15
Which one of the following law states, two or more characteristics are inherited, individual hereditary factors assort independently during gamete production?
Question # 16
Examples of deviations from laws of inheritance proposed by Mendel includes ____.
Question # 17
The genotype in which the gene pair contains two identical alleles is called _______________ genotype.
Question # 18
In humans body cells, there are __________ pairs of homologous chromosomes.
Question # 19
The term "true breading" means __________.
Question # 20
Degrees of freedom of DNA are:
Question # 21
Which of the following term is used to describe the variation in the DNA sequence in each of our genomes?
Question # 22
Mendel used _____________ pea plants in his experiments.
Question # 23
Each chromosome is made up of DNA tightly coiled many times around proteins called _______ that support its structure.
Question # 24
DNA wraps around histone proteins and forms round structures, called _________
Question # 25
________ is the situation where two different alleles of a gene pair express themselves completely
Question # 26
The nitrogenous base adenine of one nucleotide forms pair with:
Question # 27
The diversity in the type of beaks of finches adapted to different feeding habits on the Galapagos Islands, as observed by Darwin, provides evidence for:
Question # 28
A red flower is crossed with a white flower and the progeny is pink. This is an example of ____.
Question # 29
Which one of the following contains the genetic code?
Question # 30
Which of the following is an example of environmental variation?
Question # 31
Which of the following is an example of genetic variation?
Question # 32
Chromosomal crossover occurs when _______ chromosomes exchange genetic material.
Question # 33
The two chromosomes of a pair are known as ____________ chromosomes.
Question # 34
The allele IB produces antigen __ in blood and the phenotype is blood group B.
Question # 35
If a true breeding tall plant was crossed with true breeding short result was_________.
Question # 36
Result of incomplete dominance leads to ____.
Question # 37
The term \'phenotype\' refers to the observable ____ of an organism.
Question # 38
The locations or positions of genes on chromosomes are known as ___________.
Question # 39
Mendel studied two contrasting traits at a time, such crosses are called _____________.
Question # 40
If half offsprings are recessive, this means that individual was a ____.
Question # 41
Which term is used for a genotype in which gene pair contains two different alleles?
Total Questions
1234567891011121314151617181920212223242526272829303132333435363738394041
Biology MCQ Test by Topics
- +15.1 Introduction to Genetics
- +15.2 Chromosomes and Genes
- +15.3 Mendel,s Laws of inheritance
- +15.3.1 Mendel,sLaw of segregation
- +15.3.2 Mendel,sLaw of Independent Assortment
- +15.4 Co-dominance and Incomplete Dominance
- +15.5 Variations and Evolution
- +15.5.1 Variations lead to Evolution
- +15.5.2 Artificial Selection
Biology
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