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Homo sapiens appeared about years ago...

Homo sapiens appeared about years ago

A

1.8 million

B

10000

C

Fossils

D

2.5 million

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VGS PUBLICATION-BRILLIANT-HEREDITY AND EVOLUTION-EXERCISE
  1. Fossils of the dinosaurs, ketosaurs are colleced from this district.

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  2. When did early human like form appear on the earth?

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  3. Homo sapiens appeared about years ago

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  4. The factors responsible for character and units of heredity are.

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  5. Organs which are not useful to the organsims are called

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  6. How many vestigial organs are present in man

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  7. Which of the following is not a vestigial organ in human beings?

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  8. The process of acquiring character or trait is called ………

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  9. Explain the process to understand monohybrid cross of Mendel experimen...

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  10. the four characters observed in the experments on law of independent a...

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  11. TT or Yy, Tt or Yy are responsible for a …… character.

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  12. Famale baby having 23 pairs of autosomes at the age of 18 years, has ...

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  13. The progression in population growth is

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  14. The population grows in ……. Progression whereas food sources grow in …...

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  15. A goat which walks properly can't live for a long time. According to d...

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  16. forelimb of whale is for swimming whereas in horse it is used for ………

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  17. Why variations are important ? How are variations useful for an organi...

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  18. In pea plants, yellow seeds ar dominant to green. If a heterozygous ye...

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  19. What is the genotypic ratio of monhybrid cross?

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  20. The characters that are expressed in the first generation are called

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