Question 1 of 8

Biology

1. An organism has two different alleles for a single trait. Its genotype is said to be:

1.Heterozygous

2.Imozygous

3.Homologous

4.Mizygous

Question 1 of 8

Question 2 of 8

2. Which of the following statements regarding genes is FALSE?

1.Each cell contains a single cop, of every gene

2.Genes are located on chromosomes

3.Genes consist of a long sequence of DNA

4.A gene contains information for the production of a protein

Question 2 of 8

Question 3 of 8

3. 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;

1.Have no natural predators

2.Are best adapted to the environment

3.Are largest and most aggressive

4.Are born first and grow fastest

Question 3 of 8

Question 4 of 8

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

1.1

2. 5

3.4

4.2

Question 4 of 8

Question 5 of 8

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

1.All green

2.All Yellow

3.¼ green, ¾ yellow

4.¼ Yellow ¾ green

Question 5 of 8

Question 6 of 8

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

1.Its phenotype will be white flowers

2.All the gametes produced will have the same flower colour allele

3.When bred to a white-flowered plant, all offspring will be purple flowered

4.It has a homozyqous dominant genotype

Question 6 of 8

Question 7 of 8

7. Mendel’s primary contribution to our understanding of inheritance was:

1.Determining that information’s contained in DNA are for protein synthesis

2.The discovery of alleles

3.The idea that genes are found on chromosomes

4.Explanation of the patterns of in heritance

Question 7 of 8

Question 8 of 8

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

1.Karyotype

2.Phenotype

3.Physical type

4.Genotype

Question 8 of 8

Test By Subject	Punjab
Test By Topics	10th Class Biology

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Punjab 10th Class Biology Chapter 6 Inheritance Mcqs Test Online

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Punjab 10th Class Biology Chapter 6 Inheritance Mcqs Test Online

Punjab 10th Class Biology Chapter 6 Inheritance Mcqs Test Online

Biology

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