Biology Vocabulary Quiz

Name:

Date:

Instructions: Discover the language of life sciences, from cells and organisms to ecosystems and evolution.

1.
What is 'photosynthesis'?
A
The breakdown of food in the stomach
B
The process by which plants convert sunlight into chemical energy
C
The movement of water through soil
D
The reproduction of cells
2.
What does 'mitosis' refer to?
A
The death of cells
B
The movement of organisms
C
A type of cell division that results in two identical daughter cells
D
The study of muscles
3.
What is a 'chromosome'?
A
A part of the cell membrane
B
An organ in the body
C
A type of protein
D
A thread-like structure of DNA that carries genetic information
4.
What does 'osmosis' describe?
A
The formation of new cells
B
The evaporation of water from leaves
C
The movement of water through a semipermeable membrane from low to high solute concentration
D
The digestion of proteins
5.
What is 'taxonomy'?
A
The study of diseases
B
The measurement of body temperature
C
The science of classifying and naming organisms
D
The study of fossils
6.
What does 'symbiosis' mean?
A
The death of an organism
B
The migration of animals
C
Competition between species
D
A close and often long-term interaction between different species
7.
What is 'metabolism'?
A
The sum of all chemical reactions in a living organism
B
The process of breathing
C
The growth of bones
D
The movement of blood through veins
8.
What is an 'enzyme'?
A
A type of blood cell
B
A structural protein in muscles
C
A type of hormone
D
A biological catalyst that speeds up chemical reactions in the body
9.
What does 'adaptation' mean in biology?
A
The process of decay
B
The migration of animals
C
The extinction of a species
D
A trait that helps an organism survive and reproduce in its environment
10.
What is 'cytoplasm'?
A
The wall of a plant cell
B
The jelly-like substance inside a cell that surrounds the nucleus
C
The DNA in a cell
D
The outer shell of a cell
11.
What is a 'genome'?
A
A type of cell
B
A single gene
C
The complete set of genetic material in an organism
D
A protein molecule
12.
What does 'biodiversity' refer to?
A
The variety of life forms in an ecosystem or on Earth
B
The number of plants in a garden
C
The depth of the ocean
D
The height of a forest canopy
13.
What is 'homeostasis'?
A
The process of reproduction
B
The growth of new tissue
C
The ability to move quickly
D
The maintenance of a stable internal environment in an organism
14.
What does 'mutation' mean in biology?
A
The growth of an organism
B
The death of a cell
C
The splitting of a cell
D
A change in the DNA sequence of an organism
15.
What is 'cellular respiration'?
A
Breathing through the nose
B
The process by which cells break down glucose to produce energy
C
The movement of air in the lungs
D
The absorption of oxygen through the skin

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