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Heredity and Evolution

Heredity and Evolution

10 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

_______ is the genetic material present in human beings.

  1. DNA
  2. RNA
  3. ATP
  4. NADP
Question 2 Multiple Choice (Single Answer)

Which of the following crosses shows 3 : 1 ratio?

  1. AaBb x AaBb
  2. aabb x AABb
  3. Aabb x Aabb
  4. AaBb x aabb
Question 3 Multiple Choice (Single Answer)

The book ‘Origin of Species’ was written by

  1. Lamarck
  2. Darwin
  3. Alfred Wallace
  4. Mendel
Question 4 Multiple Choice (Single Answer)

Which plant was selected by Mendel for his experiments?

  1. Pisum sativum
  2. Sorghum bulbosum
  3. Triticum aestivum
  4. Zea mays
Question 5 Multiple Choice (Single Answer)

If the frequency of a dominant phenotype in a stable population is 75%, the frequency of recessive allele will be

  1. 25%
  2. 50%
  3. 100%
  4. 10%
Question 6 Multiple Choice (Single Answer)

What is Darwin’s explanation for the occurence of evolution?

  1. God determines which species should evolve.
  2. Adaptations enable a species to produce more offspring by natural selection.
  3. Certain species undergo mutations.
  4. The traits used most often persist longer.
Question 7 Multiple Choice (Single Answer)

Who gave the theory of inheritance of acquired characters?

  1. Mendel
  2. Darwin
  3. Lamarck
  4. Whittaker
Question 8 Multiple Choice (Single Answer)

Which of the following represents a mixed-dominant condition in an offspring?

  1. TT
  2. Tt
  3. tt
  4. TR
Question 9 Multiple Choice (Single Answer)

The human traits are influenced by the DNA of

  1. mother
  2. father
  3. siblings
  4. Both (1) and (2)
Question 10 Multiple Choice (Single Answer)

Gene is a segment of

  1. Chromosome
  2. DNA
  3. RNA
  4. Both (2) and (3)
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