In Biology 10 Chapter 15 Challenge MCQs Test, there are 75 MCQs. This test contains all the Chapter 15 MCQs of practice tests. So just do the practice of all the 5 MCQs Tests then come to do this test. All these MCQ tests are for Federal Board students.


Biology 10 Chapter 15 Challenge MCQs Test


Challenge MCQs Test

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Class 10 Biology
Chapter 15
Full Chapter Challenge Test

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

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

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The alternate forms of a gene are called as;

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Specific sequence of DNA nucleotides is copied In the form of mRNA In a process:

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How many hydrogen bonds are formed between adenine and thymine?

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True breeding means:

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Adenine always pairs with;

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Each trait studied in Pea plant had ___________ distinct form.

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Variations selected for their transmission to next generation are;

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In which part of cell, transcription takes place?

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Pink Flowered Four O Clock plant is an example of;

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The position of gene on chromosome is known as;

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What will be the colour of flowers produced as a result of cross between red and white flowered 4'O Clock plants?

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

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Intentional breeding between individuals for certain traits, or combination of traits is called as:

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Which of the following genes will be termed as Homozygous Recessive,

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In the cross-pollination between a true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting offsprings (F1 generation) will be:

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It is situation where two different alleles of a gene pair express themselves completely, instead of showing a dominant- recessive relationship is called;

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What make the backbone of DNA molecule?

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Mendel used __________ pea plants in his experiments

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The first filial generation Is denoted by

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Specific proteins have specific number and sequence of;

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A dominant allele only suppresses the expression of recessive allele it does not affect its:

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Which component of cell Is Involved In translation?

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What Is the Diploid (2n) number of humans?

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

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Who developed fundamental Principles of genetics?

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Genes contain Instructions for the synthesis of;

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In ________ James Watson and Francis Crick proposed the structure of DNA.

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Example of discontinuous variation is;

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

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In which part of cell, transcription takes place?

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Among following which Is an example of co-dominance?

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Which is favourable variation in moths before Industrial revolution?

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Among following, which Is the source of variations?

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mRNA is synthesized by:

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Who proposed the mechanism of organic evolution In 1838?

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How many genetically different kinds of gametes an individual with genotype AAbb can produce?

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In artificial selection, bred plants are known as:

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Feet size in Man Is an example of:

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Branch of biology that deals with the study of inheritance Is called as;

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In which type of variation, the phenotypes show a complete range of measurements from one extreme to the other Is;

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Chromosomes carry units of Inheritance called as;

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The possible number of chromosomal combinations are:

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An organism has two different alleles for a single trait. Its genotype Is said to be;

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A DNA molecule consists of ______ polynucleotide strands.

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It is change in characteristics of a population or species of organisms over the course of generations;

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Dominant alleles are represented by _________ letter and recessive alleles by ____________ letters.

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How many hydrogen bonds are formed between cytosine and guanine?

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Inside of double helix consists of:

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What condenses Into a chromosome?

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Pisum sativum is scientific name of;

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Ribosome reads the sequence of mRNA nucleotides and joins specific amino acids to form proteins. This step is known as;

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How many pairs of homologous chromosomes are there in human body cell?

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Which of the following statements regarding genes is FALSE?

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How many types of differences shown by individuals of same species?

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Sequence of amino acids in a protein Is controlled by sequence of __________ In DNA.

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Expression of genotype in the form of trait is:

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Physical appearance or colour of an organism is called:

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It is a condition in which normal body pigments are absent;

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Outside backbone of double helix is made up of:

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Which variations show distinct phenotypes and phenotypes of such variations cannot be measured?

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Cytocine always pairs with;

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Chromatin is made up of:

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__________________ gave the first hint at evolution?

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All living things had been created in their current form only a few thousand years ago. This Idea Is known as;

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In 1953,_______ proposed the structure of DNA.

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Among following, which is the genotype of blood group O?

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Charles Darwin published a book "On the Origin of Species by means of Natural selection" In;

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

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It is the process by which the better genetic variations become more common In successive generations of population;

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Which is favourable variation in moths after industrial revolution?

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Transmisslon of characteristics front parents to offsprings is called as;

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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;

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The Specific combinations of germs in an individual is known as;

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