WorksheetsPractice Missouri Biology EOC Test
Total questions: 42
Worksheet time: 21mins
Which of the following is an example of a biotic factor in an ecosystem?
Sunlight
Water
Soil
Plants
What is the primary function of the circulatory system in the human body?
Producing hormones
Transmitting nerve impulses
Providing oxygen to cells
Breaking down food
What is the function of the mitochondria in a cell?
Producing energy
Storing genetic information
Synthesizing proteins
Transporting materials
Which of the following best describes the process by which plants make their own food using sunlight?
Cellular respiration
Photosynthesis
Aerobic respiration
Anaerobic respiration
Which of the following terms describes the process by which organisms maintain a stable internal environment?
Homeostasis
Evolution
Adaptation
Feedback
Which of the following organs is responsible for filtering waste and excess fluid from the blood in the human body?
Liver
Pancreas
Kidneys
Stomach
What is the purpose of the cell membrane?
Providing support and structure
Controlling what enters and leaves the cell
Synthesizing proteins
Storing genetic information
Which of the following best describes the function of antibodies in the immune system?
Fighting infection
Storing nutrients
Regulating blood pressure
Aiding in digestion
In which phase of mitosis do the sister chromatids separate and move to opposite poles of the cell?
Prophase
Metaphase
Anaphase
Telophase
The process of breaking down glucose to release energy in the absence of oxygen is known as:
Fermentation
Photosynthesis
Respiration
Digestion
What is the function of chlorophyll in plant cells?
Absorbing sunlight for photosynthesis
Storing water
Regulating temperature
Producing hormones
How do producers obtain energy in an ecosystem?
By consuming other organisms
By photosynthesis
By decomposing dead matter
By parasitism
What is the purpose of the endoplasmic reticulum in a cell?
Breaking down waste materials
Modifying and packaging proteins
Storing water
Regulating cell shape
What is the main function of the respiratory system in the human body?
Digesting food
Pumping blood
Exchanging oxygen and carbon dioxide
Regulating body temperature
Which of the following best describes the purpose of meiosis in sexually reproducing organisms?
Producing genetically identical cells
Increasing the number of chromosomes
Creating variation among offspring
Repairing damaged cells
What is the function of the ribosomes in a cell?
Producing energy
Synthesizing proteins
Storing genetic information
Regulating cell growth
Which of the following describes a predator-prey relationship?
Both species benefit
One species benefits, the other is unaffected
One species benefits, the other is harmed
Both species are harmed
What is the role of the nucleus in a cell?
Recycling waste materials
Generating energy
Controlling cell functions
Regulating body temperature
Which of the following is an example of a renewable resource?
Coal
Natural gas
Solar energy
Nuclear energy
Which of the following best describes a trophic level in an ecosystem?
The physical location of an organism
The amount of sunlight available
The position an organism occupies in a food chain
The temperature of the environment
The process of maintaining a constant internal environment despite external changes is known as:
Evolution
Adaptation
Homeostasis
Feedback
What is the primary role of the cell wall in plant cells?
Providing support and protection
Regulating what enters and leaves the cell
Synthesizing proteins
Storing genetic information
Which of the following describes a mutualistic relationship between two species?
Both species benefit
One species benefits, the other is harmed
One species benefits, the other is unaffected
Both species are harmed
Which of the following best describes the function of the cytoplasm in a cell?
Controlling cell functions
Modifying and packaging proteins
Producing energy
Where cell division occurs
What is the primary function of the nervous system in the human body?
Transporting oxygen
Regulating body temperature
Transmitting signals
Producing hormones
The process by which a cell engulfs large particles or other cells is known as:
Endocytosis
Exocytosis
Active transport
Passive transport
What term is used to describe the process of cells becoming specialized for specific functions?
Mutation
Differentiation
Reproduction
Inheritance
What is the function of the Golgi apparatus in a cell?
Producing energy
Modifying and packaging proteins
Storing genetic information
Regulating cell growth
What is the main function of the excretory system in the human body?
Producing hormones
Digesting food
Removing waste from the body
Regulating body temperature
A gene is best defined as:
A segment of DNA that codes for a protein
A unit of heredity passed from parent to offspring
A type of cell division
A structure that carries out a specific function in a cell
The process by which new individuals are produced from a single parent without the involvement of gametes is known as:
Asexual reproduction
Sexual reproduction
Meiosis
Fertilization
The process by which genetic material is passed from parent to offspring is called:
Meiosis
Mitosis
Inheritance
Adaptation
What is the role of the cilia in cells?
Regulating cell growth
Movement of the cell
Synthesizing proteins
Storing genetic information
An organism's niche refers to:
Its role and position in an ecosystem
The height of the organism in the food chain
Its scientific classification
The number of offspring it produces
Which of the following is the correct order of organization in living organisms, from simplest to most complex?
Organelle, cell, tissue, organism
Organism, tissue, cell, organelle
Organelle, tissue, cell, organism
Cell, organelle, tissue, organism
Which of the following is a characteristic unique to prokaryotic cells?
Presence of a nucleus
Membrane-bound organelles
Single-celled organisms
Genetic material
Which of the following processes best describes the movement of water across a semipermeable membrane?
Osmosis
Diffusion
Active transport
Endocytosis
What is the function of the stomata in plant leaves?
Absorbing water
Exchanging gases
Transporting nutrients
Storing food
What is the purpose of the vacuole in plant cells?
Producing energy
Storing water and nutrients
Regulating cell growth
Synthesizing proteins
A group of similar cells that work together to perform a specific function is called:
Tissue
Organ
Organism
Organ system
Which of the following is an example of an abiotic factor in an ecosystem?
Plants
Water
Decomposers
Animals
Which of the following is an example of a decomposer in an ecosystem?
Grass
Rabbit
Mushroom
Hawk
