Question

1. Which hypothesis is plausible for the extinction of the dodo bird? Select all answers that apply.

A. The food and other resources they required became scarce due to climate change.

B. An asteroid crashed into the region where the birds lived and only affected their survival and not the other animals that lived there.

C. Cannibalism within the species caused the population to decline.

D. Each bird dove into the water even though it could not swim, which led to mass drownings.

E. Predators, including humans, hunted and killed the population to a point that it could not recover.

2. How are biological communities classified? Select all that apply.

A. mimicry behaviors exhibited

B. the populations that are represented

C. whether the population are predators

D. whether the population are prey

E. the population's longevity

Answer 1

Q1) out of the given options, The option E is correct.

Dodo birds were severely hunted by the Dutch sailors which reduced their number below the critical level. As a result these could not recover and became extinct.

Q2) Biological communities are classified based on the populations thery represent.

e.g The populations of different plants in a given ecosystem constitute Plant community

The populations of different animals in a given ecosystem constitute Animal community

The populations of different microbes in a given ecosystem constitute microbial community

Therefore option B is correct

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