One reason why a species may go extinct is due to environmental changes. For example, if a environment undergoes deforestation / wild fires it’s environment will no longer be grassy green and would not allow for an animal like the Japanese rat snake to use its green coloring to camouflage from predators
The food chain, just from common knowledge, would be
fruit trees, birds, monkeys, tigers.
The fruit trees cannot prey on anything. The birds eat the fruit, the monkeys can catch birds and eat them, and the tigers can eat the monkeys.
6 is the answer to this
hope it helps
Answer is combination
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