8. Gamekeepers who hunted birds for leisure in the 1800s wanted a dog that didn't actually
exist, so they mated a mastiff and a bulldog to get the qualities that they wanted. Mastiffs were
big and strong. They were also good companions, but they lacked speed and aggression. The
bulldog however was aggressive and fast, but lacked in strength. Through mating, they
eventually produced a bullmastiff, which was large, quick, strong and aggressive.
This technique is known as

a. the production of carbon dioxide through the process of photosynthesis

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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