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State true or false: The first organism...

State true or false:
The first organisms formed were autotrophs.

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The first organisms were

The first organism were

State true (T) or false (F).

Assertion : The first living organisms on earth were autotrophs. Reason : They were capable of performing chemosynthesis.

The first organism on earth were thought to be

The first organisms appeared on earth were

The first organisms that invaded land were

Assertion (A) : The earliest organisms that appeared on the Earth were non-green and presumably anaerobis. Reason (R ) : The first autotrophic organisms were the chemoautotrophs that never released oxygen.

MBD -HARYANA BOARD-EVOLUTION-EXERCISE
  1. Fill in the blaks the process which prevets interbreeding between rela...

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  2. State true or false: The membrane bound molecular aggregaes are calle...

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  3. State true or false: The first organisms formed were autotrophs.

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  4. State true or false: the book"Origin of life" was written by Oparin a...

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  5. State true or false: The primitive atmosphere was reducing .

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  6. State true or false: Tendrill of Passiflora and tendrill of Pisum are...

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  7. State true or false: The cranial capacity of Java man was 700 cc.

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  8. State true or false: The cranial capacity of Homo sapiens man is 1700...

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  9. Coin one word for the following statements: A grop of organisms simila...

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  10. Coin one word for the following statements: Origin of new species from...

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  11. Coin one word for the following statements: Whe two populations of a s...

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  12. Coin one word for the following statements: Sudden,large and inheriabl...

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  13. Coin one word for the following statements: Morphological similar but ...

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  14. Which is not expaline byLamarckism?

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  15. Which of the following provides most evident proof of evolution?

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  16. Which one of the following amino-acids was not found to be synthesized...

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  17. Species occuring in different geographical area are called as

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  18. Lamarck's theory of evolution is called :

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  19. Cause of speciation is

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  20. Sickle-cell anaemia, the best example of natural selection, is due to ...

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