10th Class Biology Chapter 6 English Medium Online MCQ Test With Answer

MCQ's Test For Chapter 6 "Inheritance"

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Inheritance

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Question # 1

It is a situation where in heterozygous genotypes, both the alleles express as a blend and neither allele is dominant over the other:

Question # 2

The organisms expressed physical trait such as seed colour or pod shape is called:

Question # 3

Dominate alleles are represented by:

Question # 4

International breeding between individuals for certain traits, or combination of traits is called as.

Question # 5

Among following which is example of co-dominance?

Question # 6

All living thing had been created in their current form only a few thousand years ago. This idea is known as:

Question # 7

DNA wraps around histone protein and forms-rounded structures called as

Question # 8

James Watson and Francis Crick proposed the structure of DNA in:

Question # 9

The location of position of ganes on chromosomes is called.

Question # 10

Dominant alleles are represented by ______ letter and recessive alleles by _____ letter.

Question # 11

The actual location of gene on chromosome is.

Question # 12

Adenine always pairs with:


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10th Class (English Medium) Biology Chapter 6 Important MCQ's

Sr.# Question Answer
1 How many pairs of homologous chromosomes are present in human body cells:
A. 22
B. 23
C. 24
D. 25
2 Charles Darwin proposed that organisms produce many more offspring than can possible survive on the limited amount of resources available to them. According To Darwin, the offspring that are most likely to survive are those that.
A. Are born first and grow fastest
B. Are largest and most aggressive
C. Have no natural predators
D. Are best adapted to the environment.
3 The specific combination of genes in an individual is called:
A. Phenotype
B. Genotype
C. Karyotype
D. Gepotype
4 In dihybrid cross the genotypic ratio of F2 generation is:
A. 1 : 1 ; 1 : 1
B. 1 :3 :1 : 1
C. 1 : 2 : 2 : 1
D. 9 : 3 : 3 : 1
5 Specific sequence of DNA nucleotides is copied in the form of mRNA in a process.
A. Replication
B. Translation
C. Inheritance
D. Transcription
6 It is genetic material.
A. DNA
B. RNA
C. IRNA
D. rRNA
7 Expression of genotype in the form of trait is:
A. Genome
B. Phenotype
C. Complete dominance
D. Incomplete dominance
8 Formation of messenger RNA from DNA is called:
A. Translocation
B. Transcription
C. Transduction
D. Translation
9 Transmission of character (traits) from parent offspring is called:
A. Inheritance
B. Mutation
C. Regeneration
D. Reproduction
10 Charles Darwin published a book "on the origin of species by means of Natural Selection" in:
A. 1858
B. 1859
C. 1889
D. 1890

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