Answer:
In science a hypothesis is useful only if it can be <u><em>tested</em></u>.
Explanation:
In a scientific experiment, a hypothesis can be described as a tentative experiment that can be tested through observations and experimentation. The results inferred from the experiments can prove whether a hypothesis was correct or wrong. Hence, a hypothesis is a very important part for the scientific method of research. The validation of a hypothesis through experimentation brings about theories, facts, laws etc. A hypothesis is made in response to a scientific question.
This was an
ideal place to study the evolution of the finches because basically due to Daphne's climatic
conditions, they found a natural environment with an extreme
climate, oscillating between periods of severe drought and abundant rainfall,
as well as an uncontaminated environment that had never been visited by humans,
which provided a wide natural selection for research on finches.
Answer:
The answer is
The digestive system excretes a solid waste and the excretory system excretes a liquid waste.
hope it will help you
In the agricultural practices cover plants are grown for the enrichment and the protection of the soil. They are not harvested to be sold as cash crops.
<h3>What are the cover crops used for?</h3>
Cover crops are grown in the agricultural land parts to maintain the soil fertility and quality so that the land will be safe from the invasion and attacks of pests and weeds.
They are generally grown after the reaping of cash crops and help in soil binding by preventing erosion from the water runoffs.
These plants help in fixing the nitrogen content of the soil and help the soil to remain fertile and nutrient-rich. They increase the organic and the mineral compounds to the soil profile and enriches the soil quality.
Therefore, option c. they are sold as cash crops is incorrect.
Learn more about cover crops here:
brainly.com/question/6704704
It does not have a nucleus I think
