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Cellular Processes Quiz

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Questions and Answers

What is the process of converting light energy into chemical energy called?

Photosynthesis (correct)
Gas exchange
Cellular respiration
ATP synthesis

Which organelle carries out cellular respiration?

Nucleus
Mitochondria (correct)
Chloroplast
Ribosome

What is the primary function of enzymes?

To transport materials
To store energy
To provide structural support
To control the rate of chemical reactions (correct)

Which of the following is a carbohydrate that acts as a food reserve molecule?

Glucose (D) Signup and view all the answers

What is the process of obtaining oxygen from the environment and releasing carbon dioxide called?

Gas exchange (A) Signup and view all the answers

What is the function of guard cells in a leaf?

To surround and control the opening of stomata (C) Signup and view all the answers

What is the function of DNA in living organisms?

Carries hereditary information (C) Signup and view all the answers

Which molecules are made up of high energy molecules from glucose in the mitochondria?

ATP (C) Signup and view all the answers

What is the role of enzymes in biochemical processes?

Control the rate of chemical reactions (A) Signup and view all the answers

Which molecules release energy quickly and act as a food reserve?

Carbohydrates (B) Signup and view all the answers

What is the primary function of chloroplasts in green plants and algae?

Carrying out photosynthesis (C) Signup and view all the answers

Which organelle is responsible for carrying out cellular respiration?

Mitochondria (A) Signup and view all the answers

What is the primary role of lipids in living organisms?

To act as a food reserve and release energy slowly (A) Signup and view all the answers

Which of the following is a characteristic of homeostasis?

Maintaining a relatively stable internal environment through small corrections (C) Signup and view all the answers

What is the primary function of proteins in living organisms?

To make up enzymes and many other cell parts (A) Signup and view all the answers

What is the role of a catalyst in biochemical processes?

To affect the rate of a chemical reaction (C) Signup and view all the answers

What is the primary function of antibodies in living organisms?

To either attack foreign invaders or mark them for killing (A) Signup and view all the answers

What is the primary function of guard cells in a leaf?

To surround pores on the leaf surface and regulate gas exchange (C) Signup and view all the answers

What is the primary role of glucose in living organisms?

To act as a simple sugar and provide energy (D) Signup and view all the answers

What is the primary function of pathogens in living organisms?

To cause disease (B) Signup and view all the answers

What is the primary role of ATP in living organisms?

To be high-energy molecules made from glucose in the mitochondria (C) Signup and view all the answers

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