
- Biology Notes for UPSC IAS Prelims (Part II)
- Biology - Home
- Biology - Classification of Organisms
- Biology - Cell Division
- Biology - Virus
- Biology - Bacteria
- Biology - Fungi
- Biology - The Roots
- Biology - The Plant Stem
- Biology - The Plant Leaf
- Biology - The Flowers
- Biology - The Fruit
- Biology - Plant Diseases
- Biology - The Blood
- Biology - Blood Group
- Biology - Human Brain
- Biology - Skeleton System
- Biology - Endocrine System
- Biology - Endocrine Diseases
- Biology - Carbohydrate
- Biology - Proteins
- Biology - Fats
- Biology - Vitamins
- Biology - Minerals
- Biology - Genetic Terminology
- Organisms & their Chromosome Counts
- Biology - Viral Diseases
- Biology - Bacterial Diseases
- Branches of Biology
- Inventions & Discoveries in Biology
- Nobel Prize in Biology
- Biology Useful Resources
- Biology Part 2 - Online Quiz
- Biology Part 2 - Online Test
- Biology Part 2 - Quick Guide
- Biology - Useful Resources
- Biology - Discussion
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Biology Part 2 Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Biology. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Q 1 - Who among the following has invented the clinical thermometer?
Answer : D
Explanation
Sir Thomas Clifford Allbutt has invented a clinical thermometer in 1866.
Q 2 - Deficiency of Vitamin B12 causes?
Answer : C
Explanation
Megaloblastic is a sort of anemia.
Q 3 - Consider the following statements:
1. Lungs are a pair of spongy organs consisting of elastic tissues located in the chest.
2. The pair of lungs are separated by the heart.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 4 - Which among the following are the bones of the leg?
Answer : A
Explanation
N/A
Q 5 - Which among the following is adapted to grow in an arid region?
Answer : C
Explanation
Xerophytes are the plants, which can survive in a desert region.
Q 6 - Consider the following statements:
1. The cell wall protects the cell mechanically and chemically from its environment.
2. Different types of cells have cell walls made up of same materials.
Choose the correct answer from the given codes:
Answer : A
Explanation
Different types of cells have cell walls made up of different materials.
Q 7 - Consider the following statements:
1. The heart pumps the blood to keep it circulating.
2. The heart is made up of cardiac muscle, which is relaxed when blood enters the atria and ventricles.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 8 - Which among the following combinations are not correct?
1. Asthma - Lung
2. Influenza - Respiratory tract
3. Rickets - Pancreas
4. Malaria - Spleen
Answer : D
Explanation
N/A
Q 9 - Consider the following statements:
1. Prokaryotic cell division is known as binary fission.
2. In a prokaryotic cell division, the genetic material is segregated equally into four daughter cells.
Choose the correct answer from the given codes:
Answer : A
Explanation
In a prokaryotic cell division, the genetic material is segregated equally into two daughter cells.
Q 10 - In reference to fertilizer, consider the following statements:
1. It produces hormones for the plant growth.
2. It maintains the soil pH value and increases the crop yield.
Choose the correct answer from the codes given below:
Answer : B
Explanation
Fertilizer does not produce any hormone.
Q 11 - Which among the following terms correctly defines the fruit formed without fertilization?
Answer : D
Explanation
N/A
Q 12 - Consider the following statements:
1. Plant cells have fixed size and shape.
2. Animal cells have varying sizes and shapes.
Choose the correct answer from the given codes:
Answer : B
Explanation
Plant cells have different sizes.
Q 13 - Which among the following organs of the human body collects carbohydrate in the form of glycogen?
Answer : D
Explanation
N/A
Q 14 - Which among the following hormone helps in bone remodeling?
Answer : C
Explanation
It maintains the calcium and phosphorus balance in the body.
Q 15 - The average amount of blood in an (adult) normal human body is …
Answer : C
Explanation
The average amount of blood in an adult human body is 4.7 to 5.5 liters.
Q 16 - Which among the following gases allows income solar rays to enter in the earth’s atmosphere, but does not allow outgoing terrestrial radiation?
Answer : A
Explanation
Carbon dioxide is the gas that does not allow terrestrial radiation to escape into space.
Q 17 - Which among the following correctly defines the sea horse?
Answer : A
Explanation
Sea horse typically belongs to fish.
Q 18 - Which among the following is used as an important medicine to prevent low blood pressure especially during the spinal anesthesia?
Answer : A
Explanation
N/A
Q 19 - In reference to HIV, which one of the following statements is incorrect?
A - The chances of transmission from female to male are twice as likely as form male to female
Answer : A
Explanation
N/A
Q 20 - Which among the following describes the development of natural systems?
B - Evolution of the organisms
Answer : C
Explanation
N/A