Biology MCQs
Topic Notes: Biology
MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
101
Which term describes the systematic investigation and exploration of the natural world?
Answer:
Science
Science is defined as the systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe. It relies on empirical evidence, observation, and experimentation to understand natural phenomena. Unlike specific components of matter like atoms or elements, science represents the overarching methodology used to investigate the physical and natural world through rigorous inquiry and logical analysis.
102
How is the observation that water's boiling point is higher than its freezing point classified?
Answer:
qualitative observation
A qualitative observation describes properties or characteristics without using numerical measurements. Stating that one temperature is 'hotter' or 'higher' than another is a descriptive comparison rather than a specific numerical value.
103
What is the formal term for the systematic process used to address biological problems?
Answer:
biological method
The biological method is a structured scientific approach used to investigate biological phenomena. It involves observation, hypothesis formulation, experimentation, data analysis, and the drawing of conclusions to explain natural processes within living organisms.
104
According to the perspective of Dr. Abdus Salam, scientific knowledge is considered the common heritage of which group?
Answer:
mankind
Source answer preserved: option B (mankind). AI attempted to change protected answer data (correct_option), so this item is flagged for manual review before study use.
105
In the context of the scientific method, from which component are logical deductions derived?
Answer:
formulated hypothesis
In the scientific method, a hypothesis is a tentative, testable explanation for an observation. Deductions are logical consequences or predictions derived from this hypothesis, which are then tested through experimentation to determine the validity of the initial hypothesis.
106
In the etymology of the term 'biology', what is the literal meaning of the Greek root 'bios'?
Answer:
life
The term 'biology' is derived from the Greek words 'bios', meaning life, and 'logos', meaning study or discourse. Therefore, biology is defined as the scientific study of living organisms and their vital processes.
107
In which year was the polymath Ibn Sina (Avicenna) born?
Answer:
980 AD
Ibn Sina, also known as Avicenna, was a prominent Persian physician, philosopher, and scientist of the Islamic Golden Age. Historical records indicate that he was born in the year 980 AD in the village of Afshana, near Bukhara, in present-day Uzbekistan.
108
What is the term for the scientific discipline that applies the principles and methods of physics to biological systems and phenomena?
Answer:
biophysics
Biophysics is an interdisciplinary field that utilizes the theories and techniques of physics to understand biological processes, ranging from the molecular structure of proteins to the mechanics of muscle contraction and nerve impulse propagation.
109
Who is historically recognized as the founder of medicine in the Western tradition?
Answer:
Avicenna
Avicenna, also known as Ibn Sina, is widely regarded as one of the most significant physicians and philosophers in the history of medicine. His seminal work, 'The Canon of Medicine,' served as a standard medical text in European universities for centuries, establishing his legacy as a foundational figure in Western medical history.
110
What is the field of study that applies mathematical tools and techniques to analyze biological processes?
Answer:
biomathematics and biometry
Both biomathematics and biometry (or biostatistics) are interdisciplinary fields that utilize mathematical and statistical methods to model and analyze biological systems. Biomathematics often focuses on theoretical modeling, while biometry emphasizes the statistical analysis of biological data, making both integral to modern quantitative biology.