Biology Previous Year Questions 2026 | SSC CPO

Biology - MOST IMPORTANT SSC CPO Previous Year Questions

Practice real questions from previous year exams of SSC CPO.

📘 Branches of Biology📚 Study of different branches of biology (Neurology, Cardiology, etc.)
Q1

Viticulture refers to:-

🎯 SSC CPO-SI 24/11/2020 (Shift-I)
📘 Branches of Biology📚 Study of different branches of biology (Neurology, Cardiology, etc.)
Q2

........... is the study of fungi.

🎯 SSC CPO-13/03/2019 (Shift-I)
📘 Cell Structure and Organelles📚 Mitochondria
Q3

........... is/are known as the powerhouse of cell.

🎯 SSC CPO (SI)-13/12/2019 (Shift-II)
📘 Epithelial Tissue📚 General Facts
Q4

Which protein protects the epithelial cells from damage?

🎯 SSC CPO-SI – 09/12/2019 (Shift-II)
📘 Cell Structure and Organelles📚 Misc
Q5

The entire content of a living cell is known as _ which includes the cytoplasm and the nucleus.

🎯 SSC CPO-12/12/2019 (Shift-I)
📘 Botany- Pigments and color📚 Pigments and corresponding color
Q6

Colour of the plants is green due to the presence of :

🎯 SSC CPO (SI)-09/12/2019 (Shift-II)
📘 Genetic Material📚 Gene
Q7

A group of genes whose activity is coordinated by a DNA site is called:

🎯 SSC CPO (TIER-1) 2016
📘 Genetic Material📚 Misc
Q8

In normal cells, the process of the flow of genetic information from DNA to RNA is called:

🎯 SSC CPO (SI)-12/12/2019 (Shift-II)
📘 Genetic Material📚 DNA
Q9

Which of the following determines whether a group of organisms that is from the same genus and species arise from a common source or from different sources?

🎯 (SSC CPO (TIER-1) 2016)
📘 Digestive System- I📚 Nutrition - General Facts
Q10

Which of the following nutrients stores maximum energy per gram?

🎯 SSC CPO-12/12/2019 (Shift-I)
📘 Evolution📚 General Facts
Q11

The era is also known as the 'age of mammals'.

🎯 SSC CPO (SI)-11/12/2019 (Shift-I)
📘 Important Scientists of Biology📚 Other scientists and discoveries
Q12

Which person is called 'Darwin of the 20th Century'?

🎯 SSC CPO-SI 23/11/2020 (Shift-II)
📘 Evolution📚 General Facts
Q13

Development of different types of species in a given geographical area starts from one place and virtually transmits to other geographic areas (location) it is called?

🎯 SSC CPO-SI 24/11/2020 (Shift-II)
📘 Classification of Kingdom📚 Monera
Q14

Nuclear membrane is absent in organisms that fall under kingdom

🎯 SSC CPO-SI 24/11/2020 (Shift-II)
📘 Important Scientists of Biology📚 Other scientists and discoveries
Q15

Which botanist is credited with creating one of the first widely used natural systems of plant classification?

🎯 SSC CPO-SI – 12/12/2019 (Shift-I)
📘 Protista- Paramecium📚 General Facts
Q16

"Slipper animalcule” is the common name for:

🎯 SSC CPO (TIER-1) 2016
📘 Classification of Kingdom📚 Phylum Annelida
Q17

Called the farmer's 'friend', the ______ helps in the breakdown of complex organic matter as well as in loosening of the soil.

🎯 SSC CPO-SI 24/11/2020 (Shift-II)
📘 Circulatory System- IV (Heart Chambers)📚 Animals and Heart Chambers
Q18

Crocodiles have a chambered heart.

🎯 SSC CPO-SI 23/11/2020 (Shift-II)
📘 Classification of Kingdom📚 Classes of Vertebrates: Aves
Q19

What is coppersmith barbet?

🎯 SSC CPO-SI – 13/12/2019 (Shift-I)
📘 Classification of Kingdom📚 Classes of Vertebrates: Aves
Q20

Which of the following birds makes the sound of other birds to steal food?

🎯 SSC CPO-SI 23/11/2020 (Shift-I)