Introduction to biology questions | form one Biology

(1529) Question Category: Multiple choices

Which of the following represents the third stage of planning a scientific study?

  • Formulate an hypothesis
  • Identify the problem
  • Carry out the experiment
  • Make observations

Answer / Solution

A [Formulate an hypothesis]

(1530) Question Category: Multiple choices

The characteristics of living organisms are

  • Breathing , growth, locomotion, irritability and cell wall
  • cell membrane, irritability, breathing , growth, feeding and locomotion
  • nucleus, irritability, death, reproduction and growth
  • reproduction, growth, breathing, excretion and irritability

Answer / Solution

D[reproduction, growth, breathing, excretion and irritability]

(1635) Question Category: Short answers

Which are the main two branches of biology ?

Answer / Solution

The main two branches of biology are Botany and Zoology.

(1636) Question Category: Short answers

Define the following terms

  • Temperature
  • Mass
  • Hypothesis

Answer / Solution

  • Temperature: Is the degree of hotness or coldness of an object
  • Mass: Is the amount of substance of matter. It`s SI Unity is kg Kilogram.
  • Hypothesis: Is the guess or prediction about a phenomena.

(1638) Question Category: Short answers

Why is it important for scientists to use a standard system of measurement

Answer / Solution

It is important for scientists to use a standard system of measurement for several reasons:

  1. Consistency and Comparability: A standard system of measurement ensures consistency and comparability of scientific data. When scientists use the same units and measurements, it becomes easier to compare and analyze data across different studies, experiments, and researchers. It allows for accurate communication and replication of scientific findings, which is essential for building knowledge and advancing scientific understanding.

  2. Precision and Accuracy: A standard system of measurement provides a precise and accurate framework for quantifying and expressing scientific observations and measurements. It allows scientists to quantify physical quantities such as length, mass, time, temperature, and more, in a uniform and standardized manner. This precision and accuracy are crucial for conducting experiments, making observations, and drawing reliable conclusions.

  3. Reproducibility and Replicability: Science relies on the principle of reproducibility and replicability, where experiments and observations can be repeated by independent researchers to validate results. By using a standard system of measurement, scientists ensure that their methods and measurements can be easily replicated and reproduced by others, enhancing the reliability and credibility of scientific research.

  4. Global Collaboration: Science is an international endeavor, and scientists from different countries and regions collaborate on various research projects. By adopting a standard system of measurement, scientists from different backgrounds can understand and collaborate more effectively. It eliminates confusion and minimizes errors that could arise due to variations in measurement systems used in different parts of the world.

  5. Practicality and Convenience: A standard system of measurement provides practicality and convenience in scientific research and everyday scientific activities. It simplifies calculations, data analysis, and interpretation. It also allows for the integration of scientific knowledge across different disciplines, making it easier to combine information from various fields of study.

In summary, using a standard system of measurement promotes consistency, precision, comparability, and reproducibility in scientific research. It facilitates accurate communication, collaboration, and advancement of scientific knowledge across the global scientific community.


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