Biology, asked by praveen52, 1 year ago

I want Question on Evidence of evolution from 10th Ns lesson

Answers

Answered by anishin
1
1. Convincing scientific evidence now indicates that:
a)evolution has occurred in the past but no longer is occurring
b)evolution is now occurring, but it did not occur in the past
c)evolution is occurring now

2. Which of the following statements is true?a)Very few living things can create complex organic molecules out of carbon and other common elements.
b)Only microscopic organisms begin their lives as single cells.
c)Genes are segments of DNA molecules
d)All living things get the energy that they need for growth, repair, and reproduction from sun light.

3. Biologists have discovered that:
a)animals obtain their specific characteristics by obtaining genes from the plants that they eat
b)the basic simple language of the DNA code is the same for all organisms
c)all species evolve at the same relatively slow rate
d)B and C


4. Which of the following statements is true?a)Less than 60% of all natural populations of plants and animals have diversity--that is, they are not clones.
b)The earth's environments have remained unchanged since the end of the last ice age.
c)Humans have altered the environments of some species in order to control the direction of their evolution.
d)none of the above

5. The most likely explanation for the fact that the Hawaiian Islands did not have any land mammals until humans arrived is that:
a)life on these islands has evolved largely independently of the rest of the world
b)all of the mammals on these islands died out before people came
c)the environment was unsuitable for mammals on these islands









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