Answer:
First, second, and last are correct statements.
For accuracy and reliability of any experiment, a number of observations must be as large as possible. It reduces the effect of any observation or any event which might have happened by chance or error.
Thus, finches were better to record observations as they were available in large number as compared to the tortoise.
In addition, the life cycle of birds is smaller as compared to the tortoise which enabled the scientists to observe more generations.
Lastly, the birds were easy to capture and track as compared to the tortoise. Tortoise being an amphibian could live on land as well as in water which made it difficult to track them.
The various measures that can make your environment a sustainable environment is the use of renewable energy and recycling of materials.
<h3>What is environmental sustainability?</h3>
Environmental sustainability is defined as the controlled way human beings Interact with their immediate environment in such a way that depletion or degradation of natural resources is avoided.
Examples of environmental sustainability include the following:
- Renewable energy, such as solar, wind, hydroelectric, and biomass.
- Recycling of metals, such as iron and steel, and minerals.
The environmental sustainability is important due to the following:
- Increased energy, food and human-made resources we use every day.
- Rapid increase in population growth farming and manufacturing, which can lead to more greenhouse gas emissions, unsustainable energy use, and deforestation.
Learn more about pollution here:
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There are currently 24 orbiting earth
Answer:
Robert Flemming
Explanation:
This is because Robert Flemming was a Scottish actor and he invented black guitar. Scientist starts to discover virus in the 1930s . The first virus discovered was tobacco virus and it is discovered by Dimitri IIvanowsky. Electrons microscope was use to discover it because it was too tiny.
