MCQ on Important Branches of Science

In exams like SSC, Banking, Railways, and others, we find many questions from the General Science section. In this section, Biology topics are considered favorites. We will provide topic-wise practice questions so that students can be able to practice more and more and get most of the questions correct in this section. In this article, we will provide practice sets from different branches of the science section.

Questions Based on  Different Branches of Science :

Que 1. Who is known as the father of Botany?
(a) Aristotle
(b) Darwin
(c) Linnaeus
(d) Theophrastus

Ans. (d) Theophrastus
Explanation – Theophrastus, known as the ‘father of botany’, wrote many books, including the 10-volume set, Historia Plantarum (‘Enquiry into Plants’).

Que 2. Theophrastus is known for?
(a)  His major writings on culture
(b)  His major writings on animals
(c)  His major writings on plants
(d)  His major writings on society

Ans. (c) His major writings on plants
Explanation – The Greek scholar Theophrastus was one of the early Botanists of the world. He is also known as the “Father of Botany” due to his major writings on plants.

Que 3. Botany is a branch of science that can also be called?
(a) Psychology
(b) Phytology
(c) Pedology
(d) Phycology

Ans. (b) Phytology
Explanation- Botany, also called plant biology or phytology is the science of plant life.

Que 4. Which term is used to study a living organism?
(a) Chemistry
(b) Physics
(c) Mathematics
(d) Biology

Ans. (d) Biology
Explanation- The study of living organisms is known as biology. 

Que 5. Determination of the age of a tree by counting annual rings is?
(a) Dendrochronology 
(b) Dendrology
(c) Agronomy
(d) Demography

Ans. (a) Dendrochronology
Explanation- The age of the trees can be calculated by the number of annual rings. This method is called dendrochronology.

Que 6. Which of the following is called the physical basis of life? 
(a) Cytoplasm 
(b) Protoplasm 
(c) Nucleoplasm 
(d) Hyaloplasm 

Ans. (b) Protoplasm 
Explanation – The physical basis of life is protoplasm. It is the living contents of a cell surrounded by a plasma membrane.

Que 7. What is the study of the process of aging called?
(a) Gynecology
(b) Ontogeny
(c) Gerontology
(d) None of these

Ans. (c) Gerontology
Explanation- Gerontology is the study of the physical aspects of aging, as well as the mental, social and societal implications of aging.

Que 8. Cultivation of ornamental and Flowering plants is called?
(a) Agronomy 
(b) Olericulture
(c) Silviculture
(d) Floriculture 

Ans. (d) Floriculture
Explanation- Floriculture is the practice of culturing flowering plants for ornamental and aesthetic purposes.

Que 9. The study of Heredity is known as?
(a) Genetics 
(b) Cytology
(c) Evolution 
(d) Histology

Ans. (a) Genetics
Explanation – A geneticist is a biologist who studies genetics, the science of genes, heredity, and variation of organisms.

Que 10. What is the technique of growing plants in water without soil?
(a) Hydroponics 
(b) Hypotonic
(c) Hydroponics 
(d) None of these

Ans. (c) Hydroponics
Explanation- Using a growing method called “hydroponics,” you can grow plants in a watery solution of mineral nutrients instead of soil. 

Que 11. What is the study of the effect of light on various biological life processes called?
(a) Photosynthesis
(b) Photobiology
(c) photometry
(d) None of these

Ans. (b) Photobiology
Explanation- The study of any changes caused by light in living organisms(in processes) is called photobiology.

Que 12. Agrostology is related to? 
(a) Oilseed 
(b) Harvest 
(c) Grass
(d) Fruit 

Ans. (c) Grass
Explanation – Agrostology is the branch of botany concerned with the study of Grasses, particularly their classification.

Que 13. Spermology is the study of…..
(a) Seed 
(b) Leaf
(c) Fruit 
(d) Pollen grain

Ans. (a) Seed
Explanation – Spermology is the study of  Seeds.

Que 14. In Pedology we study about?
(a) Disease 
(b) Pollution
(c) Soil
(d) Rocks

Ans. (c) Soil
Explanation- Pedology is the study of soil. It also deals with the study of genesis, nature, distribution, and potential use of soil resources.

Que 15. Who coined the term Biology for the first time? 
(a) Lamarck 
(b) Aristotle 
(c) Darwin 
(d) Lamarck and Treviranus 

Ans. (d) Lamarck and Treviranus 
Explanation – Biology is the branch of science concerned with the study of living organisms. The term biology was coined by two scientists at the same time: Lamarck and Treviranus.

Que 16. Who is considered the father of zoology? 
(a) Darwin 
(b) Aristotle 
(c) Lamarck 
(d) Theophrastus 

Ans. (b) Aristotle 
Explanation – The father of zoology is Aristotle. This title was given to him for his outstanding work in this field, systematic organization, and grouping.

Que 17. Who is considered as the father of medicine? 
(a) Theophrastus 
(b) Aristotle 
(c) Hippocrates 
(d) Edward Jenner 

Ans. (c) Hippocrates 
Explanation – Hippocrates is considered the father of modern medicine.

Que 18. Who wrote the book Historia Plantarum?
(a) Theophrastus 
(b) Hippocrates
(c) Edward Jenner 
(d) Aristotle

Ans. (a) Theophrastus
Explanation- Theophrastus, a Greek native of Eresos in Lesbos, was the successor to Aristotle in the Peripatetic school.

Que 19. The study of fruit is called? 
(a) Pedology
(b) Pomology
(c) Anatomy
(d) Spermology

Ans.(b) Pomology
Explanation –  Pomology is a branch of botany that studies fruit and its cultivation.

Que 20. The study of the inner structure of plants is called?
(a) Morphology
(b) Taxonomy
(c) Anatomy 
(d) Ecology

Ans. (c) Anatomy 
Explanation – Plant anatomy is the general term for the study of the internal structure of plants.