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Biology CBSE Live product
Class 10 (2025-26)
How do organisms reproduce
Reproduction in animals
1.
Importance of DNA
Question:
2
m.
Choose the best answer
:
1
.
Which of the following statements is true?
Reproduction reduces the chances of survival of a species
Reproduction prevents evolution from taking place
Reproduction introduces variations necessary for evolution
Reproduction only occurs in aged organisms
2
.
Which of the following statement is false?
Variations are similarities between cells within a species caused either due to genetic differences or environmental factors
DNA contains the blueprint of an organism
Variations are differences between cells or individuals within a species caused by genetic or environmental factors
DNA serves as an information source for the production of proteins
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