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| Biology 10th Chapter 15 Inheritance Questions Bank |
Biology 10th Chapter 15 Inheritance MCQs, Short, Long Questions
Select the right Answer.
1. _________ is a dominant trait
2. A cross in which only one trait in studied is called
3. AA is an example of
4. According to Darwin,-the offspring that are most likely to survive are those that
5. According to Watson Crick model:
6. An organism's expressed physical trait, such as seed colour or pod shape is called its;
7. At first Mendel studied the trait of
8. Axial and terminal are the two traits of
9. Cytosine forms pair with:
10. Double helix, the nitrogen base adenine forms pair with:
11. Each trait studied in pea plant by Gregor Mendel has ______ distinct forms
12. Genetics is:
13. Gregor Mendel developed the fundamental principles of
14. Gregor Mendel was a
15. Homologous chromosomes are:
16. How many genetically different kinds -of gametes an individual with genotype AAbb can produce?
17. If two contrasting traits are studied at a time, the cross is called
18. In human there are
19. In the cross pollination between true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting off springs (F1 generation) will be;
20. Inheritance means:
21. Initially Gregor Mendel used the term __________ for genes
22. It is controlled by one pair of genes
23. James Watson and Francis Crick proposed the structure for DNA in
24. Mendel’s primary contribution to our understanding of inheritance was;
25. Outside of double helix, there is a
26. Parental generation is denoted as
27. The allele in a heterozygous condition that masks or prevents the expression of the other is called
28. The dominant alleles are represented by
29. The dominant trait for seed shape is
30. The double helix strands are held together by:
31. The form of tetra helix
32. The gene pair contains two different alleles in case of
33. The gene pair contains two identical alleles in case of
34. The genotypes can be divided into ______ groups.
35. The pea plant DONOT have
36. The pea seeds will be green and wrinkled if the genotype is
37. The ratio of the phenotypes in case of dihybrid cross is
38. The scientific name for pea plant is
39. The specific combination of genes in an individual is known as
40. The term true breeding means
41. Unit of inheritance is known as:
42. Which of the following statements about this plant is FALSE?
Short Questions
1. Briefly describe the location of allele in an individual?
2. Creation of the new types of organisms from a single type
3. Define a Gene. Write symbols of genes for any two traits.
4. Define Albinism.
5. Define Allele.
6. Define artificial selection or selective breeding.
7. Define artificial selection?
8. Define co-dominance. Give an example.
9. Define DNA replication. / Give the purpose of DNA replication?
10. Define Double helix.
11. Define Gene flow?
12. Define Genetics.
13. Define genotype and phenotype
14. Define genotype and phenotype. / Differentiate between genotype and phenotype.
15. Define incomplete dominance. Give an example.
16. Define Inheritance.
17. Define Law of Segregation.
18. Define Locus.
19. Define Mendel’s Law of independent assortment.
20. Define Natural selection.
21. Define Nucleosomes?
22. Define organic evolution? Write down its major processes?
23. Define organic or biological evolution.
24. Define Punnett Square.
25. Define the Law of independent‘ assortment
26. Define translation?
27. Define variation. Give two sources of variations.
28. Describe continuous variations.
29. Describe, briefly the role of DNA?
30. Differentiate between breeds and varieties or cultivars.
31. Differentiate between discontinuous and continuous variations.
32. Differentiate between discontinuous variations and continuous variations?
33. Differentiate between dominant allele and recessive allele
34. Differentiate between dominant allele and recessive allele.
35. Differentiate between genotype and phenotype.
36. Differentiate between homozygous genotype and heterozygous genotype.
37. Differentiate between monohybrid and dihybrid cross.
38. Differentiate between monohybrid cross and dihybrid cross.
39. Differentiate between natural and artificial selection
40. Differentiate between transcription and translation.
41. Enlist the examples of continuous variations?
42. Enlist the main sources of variations in sexually reproducing population?
43. Enlist the name of breeds?
44. Enlist the nitrogenous bases present in DNA double helix?
45. Explain the difference between artificial selection and natural selection‘?
46. Give composition of chromatin/ chromosome.
47. How do we represent the pairs of genes?
48. How does DNA look like according to Watson and Crick model?
49. How does DNA replicate?
50. How does DNA work?
51. How many alleles have ‘I’ gene, responsible for blood groups in human?
52. How many pairs of homolgous chromosomes are present in human?
53. How many types of inheritable variations are?" Name the types?
54. Make a list of nitrogenous bases in double helix.
55. Name the protein present in the structure of chromosomes?
56. Name the scientist who expressed the term artificial selection?
57. Name’ the biologist, who was the first to propose a mechanism of evolution
58. State law of independent assortment.
59. What are discontinuous variations?
60. What are homologous chromosomes?
61. What are Homologous chromosomes? How many of these exist in man?
62. What are the homozygous and heterozygous genotypes?
63. What are traits? Write two human traits.
64. What do you know about the possible number of chromosomal combinations at fertilization in humans?
65. What do you mean by dominant and recessive alleles?
66. What features should be present in an organism used for genetic experiments? / Why Mendel selected pea plant for his experiments?
67. What is ‘the theory of special creation"?
68. What is a dominant allele?
69. What is a recessive allele?
70. What is anti-evolution or theory of special creation?
71. What is central dogma?
72. What is genotype? Give its types.
73. What is Gentic recombination?
74. What is meant by alleles?
75. What is meant by chromatin material?
76. What is meant by evolutionary fitness?
77. What is meant by homologous chromosomes?
78. What is meant by Punnett square?
79. What is meant by transcription?
80. What is Mendel's Law of Segregation?
81. What is nucleosome?
82. What is sequence of bonding of nitrogenous bases in double helix?
83. What is the central concept of natural selection?
84. What is the consequence of natural selection?
85. What is the difference between breeds and cultivars?
86. What is the reason of Mendel's success in his experiments?
87. What is true breeding?
88. What processes are involved in Organic evolution?
89. What Punnett square is used for?
90. What were the seven traits of pea plant by Mendel?
91. What will be Genotype of plants produced as a result of cross between two plants having Genotype Rr?
92. What-is the contribution of Mendel in the field of inheritance?
93. When did modern evolutionary theory begin?’
94. Which vegetable Mendel selected for his experiments?
95. Who proposed the structure of DNA?
96. Who was Gregor Mendel‘?
97. Why did Darwin's theory of evolution not widely accepted?
98. Why did Mendel only select pea plants for experiments
99. Write down about recessive and dominant traits with an example?
100. Write down about the gene I?
101. Write down its types
102. Write down the difference between homozygous genotype and heterozygous genotype?
103. Write down the difference between monohybrid and dihybrid cross?
104. Write two possible genotypes for blood group A.
105. Write two possible genotypes for blood group B.
Long Questions
1. Define organic evolution. Describe the processes of evolution. Also describe different ideas of evolution.
2. Describe role of natural selection in evolution with examples.
3. Describe the Watson and crick model of DNA.
4. Explain different types of inheritable variations.
5. Explain Mendel’s law of Independent Assortment with example.
6. How does the DNA of chromosomes work?
7. How would you prove that variations lead to evolution?
8. State and explain with examples Mendel’s law of segregation.
9. What do you know about the central dogma?
10. What do you mean by incomplete dominance? Explain with an example.
11. What is meant by genotype? Explain its types with examples.
12. Why did Mendel selected pea plant for his experiments?
13. Write a note on artificial selection.
14. Write a note on replication of DNA.