Biology Quiz on Cell Organelles and Functions

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Which organelle is primarily responsible for energy release in both animal and plant cells?

Nucleus

Chloroplast

Mitochondrion (correct)

Ribosome

What is the primary function of the vacuole in plant cells?

Food storage (correct)

Protection against pathogens

Energy production

Photosynthesis

Which process involves food passing into the blood after being digested?

Assimilation

Ingestion

Absorption (correct)

Egestion

Which cellular component is involved in both energy release and protein synthesis?

Mitochondria Signup and view all the answers

Which of the following organelles is unique to plant cells and assists in photosynthesis?

Chloroplast Signup and view all the answers

What is the primary role of red blood cells in the circulatory system?

To carry oxygen to cells Signup and view all the answers

Which structure in the respiratory system is primarily responsible for gaseous exchange?

Alveolus Signup and view all the answers

What essential function is NOT performed by blood in the circulatory system?

Help with digestion Signup and view all the answers

Which component of the respiratory system is primarily responsible for the movement of air into and out of the lungs?

Intercostal muscles Signup and view all the answers

Which enzyme is specifically responsible for breaking down starch into sugars?

Amylase Signup and view all the answers

What is the primary reason photosynthesis is considered a chemical process?

It involves the formation of a new substance. Signup and view all the answers

Which state of matter has a definite volume but no definite shape?

Liquid Signup and view all the answers

In which process does glucose formation from carbon dioxide primarily occur?

Photosynthesis Signup and view all the answers

What behavior characterizes solids when it comes to the flow of matter?

Solids do not flow. Signup and view all the answers

Which of the following statements about the states of matter is true?

Liquids flow and have a definite volume. Signup and view all the answers

What is the first step of the water cycle as described?

Evaporation Signup and view all the answers

Which step involves water being gathered in natural bodies?

Collection Signup and view all the answers

During which stage does water undergo a transformation into clouds?

Condensation Signup and view all the answers

What is the final step of the water cycle before water is returned to the sea?

Sewage Treatment Signup and view all the answers

What process occurs before water is used in homes?

Purification Signup and view all the answers

Which of the following correctly describes a compound?

A substance formed from the chemical combination of two or more different types of atoms. Signup and view all the answers

What is the role of a solvent in a solution?

The substance that dissolves other materials. Signup and view all the answers

Which of the following substances is considered insoluble in water?

Sand Signup and view all the answers

What is a common characteristic of gases?

They can be compressed easily. Signup and view all the answers

Which acid is known for its capability to eat away other materials in car batteries?

Sulfuric acid Signup and view all the answers

What is the role of protons in an atom?

They are located in the nucleus and define the element's identity. Signup and view all the answers

Which of the following best describes the concept of sustainability?

A framework that promotes environmental health, social equity, and economic growth. Signup and view all the answers

Which statement is true regarding the structure of an atom?

The nucleus contains both protons and neutrons. Signup and view all the answers

What are the three pillars of sustainability?

Environmental, economic, and social. Signup and view all the answers

Which statement accurately reflects a property of atoms?

Neutrons add to the mass of the atom without affecting its charge. Signup and view all the answers

Which of the following correctly describes aerobic respiration?

Glucose and oxygen are consumed to produce energy, carbon dioxide, and water. Signup and view all the answers

What role does chlorophyll play in photosynthesis?

It enables the combination of carbon dioxide and water using sunlight energy. Signup and view all the answers

How does temperature influence respiration in living cells?

Enzymes require specific temperature ranges to function effectively. Signup and view all the answers

Which statement is true regarding the byproducts of anaerobic respiration?

Energy is produced along with lactic acid as a byproduct. Signup and view all the answers

What is a primary benefit of photosynthesis for the environment?

It releases oxygen, which is essential for aerobic respiration. Signup and view all the answers