Short Questions & Answers : Class 9 - KP Boards - Unit: 1 - INTRODUCTION TO BIOLOGY

Question B: Write short answers for the following questions.

i. How the understanding of physics can help the biologist?

Answer:

Understanding physics refers to biophysics which deals with the study of living organisms based on the principles of physics. For example, to study the process of photosynthesis, a biologist needs to understand the laws of physics as to understand the absorption of sunlight and changes in energy during a biological reaction.

ii. Which career would you like to adopt after studying biology and why?

Answer:

I will choose Medicine and Surgery after studying biology by attending in MBBS. This is because, in this field I will become a doctor and can help those people with diseases. I want to become a cardiologist and my dream is to establish a fully facilitated cardiac hospital in my area.

iii. Write the translation of any three verses of the Holy Quran related to the creation of mankind.

Answer:

1. Verse No. 7, Surah Al-Sajda: Who made all things good which He created, and He began the creation of man from clay.

2. Verse No. 12, Surah Al-Mominoon: Verily We created man from a product of wet earth.

3. Verse No. 14, Surah Al-Rehman: He created man of clay like the potter’s.

iv. Name few Muslim Scientists and their contributions in the field of Biology?

Answer:

1. Jabir Bin Hayyan (721-815 AD): Introduction of experimental chemistry and many books on animals and plants including, “Al-Nabatat” and “Al-Hayawan”.

2. Bu Ali Sina (980-1037 AD): He worked on the structure, function and diseases of eye and described about 130 different diseases of eye in his book. His famous of “Al-Qanoon-fil-Tibb” has been translated into many languages.

3. Al-Farabi (870-950 AD): He wrote two books, “Kitab-ul-Nabatat” about plants and “Kitab-ul-Haywanat” about animals.

4. Ibn-Ul-Nafees: He described the circulation of blood in human body during the thirteenth century.

v. What level of organization is represented by Volvox?

Answer:

Volvox is a green alga. It represents colonial organization as it lives in colonies of hundreds of volvox cells together, each cell performing different and specialized function. A volvox cell cannot live independently as each cell of the colony depends on each other for different functions in the colony.