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Class 10 Science Chapter Heredity and Evolution - Part 5

NCERT Class 10 Science Chapter Heredity and Evolution. Topics Heredity, DNA, Genes, Mendel’s Laws of Inheritance, Natural Selection, Speciation, Evolution.

Class 10th
40 Questions
0.00 Marks
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Q1 • MCQ • 1 marks
The complete set of genes is called:
Q3 • MCQ • 1 marks
Alleles are:
Q4 • MCQ • 1 marks
The sex of a child is determined by:
Q5 • MCQ • 1 marks
Which of the following is recessive in pea plants?
Q6 • MCQ • 1 marks
Round seed is dominant over:
Q7 • MCQ • 1 marks
Yellow seed colour is dominant over:
Q8 • MCQ • 1 marks
Mendel's experiments involved:
Q9 • MCQ • 1 marks
The F₁ generation of a monohybrid cross is:
Q10 • MCQ • 1 marks
Which law explains separation of alleles?
Q11 • MCQ • 1 marks
Which of these is evidence of evolution?
Q12 • MCQ • 1 marks
Which process can lead to speciation?
Q13 • MCQ • 1 marks
Which is the smallest unit of heredity?
Q14 • MCQ • 1 marks
Genes control:
Q15 • MCQ • 1 marks
The transfer of genetic information occurs through:
Q16 • MCQ • 1 marks
The main function of DNA is:
Q17 • MCQ • 1 marks
Human males have:
Q18 • MCQ • 1 marks
Natural selection acts on:
Q19 • MCQ • 1 marks
The survival of organisms with favourable traits is called:
Q20 • MCQ • 1 marks
Which scientist studied finches on the Galápagos Islands?
Q21 • MCQ • 1 marks
Which organ is modified into a flipper in whales?
Q22 • MCQ • 1 marks
Similar DNA sequences indicate:
Q23 • MCQ • 1 marks
Evolution does NOT occur without:
Q24 • MCQ • 1 marks
Which reproductive method produces clones?
Q25 • MCQ • 1 marks
Clones are:
Q26 • MCQ • 1 marks
Which generation shows both dominant and recessive traits?
Q27 • MCQ • 1 marks
Human females have:
Q28 • MCQ • 1 marks
The appearance of recessive traits in F₂ generation supports:
Q29 • MCQ • 1 marks
Which of the following is the correct phenotypic ratio of a dihybrid cross?
Q30 • MCQ • 1 marks
Which of the following is the carrier of hereditary information?
Q31 • MCQ • 1 marks
The alternate forms of a gene are called:
Q32 • MCQ • 1 marks
Which trait appeared in all F₁ plants in Mendel's monohybrid experiment?
Q33 • MCQ • 1 marks
A recessive trait is expressed only when:
Q34 • MCQ • 1 marks
A TT plant is:
Q35 • MCQ • 1 marks
Which type of reproduction produces genetically identical offspring?
Q36 • MCQ • 1 marks
Which is NOT a source of variation?
Q37 • MCQ • 1 marks
The process of formation of new species is called:
Q38 • MCQ • 1 marks
Which factor can lead to speciation?
Q39 • MCQ • 1 marks
Natural selection favors organisms that are:
Q40 • MCQ • 1 marks
Which scientist is known as the Father of Evolution?
Q41 • MCQ • 1 marks
Lamarck's theory is mainly based on:

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