Respiration
What is respiration?
A. The movement of muscles
B. A way cells get energy
C. Breathing in air
D. Digesting food
B. A way cells get energy
What is the word equation for respiration?
A. Oxygen + carbon → energy + glucose
B. Glucose + oxygen → carbon dioxide + water + energy
C. Water + oxygen → glucose + carbon dioxide
B. Glucose + oxygen → carbon dioxide + water + energy
What is the job of mitochondria?
A. To hold food
B. To store oxygen
C. To produce energy from respiration
C. To produce energy from respiration
What is the main purpose of mitosis?
A) To produce energy for the cell
B) To create two identical daughter cells
C) To digest food within the cell
D) To transport nutrients across the cell membrane
B) To create two identical daughter cells
Which of these is not a state of matter?
A. Solid
B. Liquid
C. Energy
D. Gas
C. Energy
Where does respiration happen?
A. In the stomach
B. In the blood
C. In the mitochondria of cells
D. In the skin
C. In the mitochondria of cells
Where does glucose come from?
A. Breathing
B. Eating food
C. Sleeping
D. Talking
B. Eating food
What do the mitochondria use to make energy?
A. Sunlight
B. Air
C. Glucose and oxygen
C. Glucose and oxygen
How many cells are made at the end of mitosis?
A. 1 B. 2 C. 3 D. 4
B. 2
Why do liquids flow and take the shape of their container?
A. Their particles are tightly packed and fixed
B. Their particles are far apart and move very fast
C. Their particles can slide past each other
D. Their particles don't move at all
C. Their particles can slide past each other
How is energy released during respiration?
A. From food breaking down
B. From water
C. From light
D. From sleep
A. From food breaking down
Why is respiration important for cells?
A. It gives the cell structure
B. It creates food in the cell
C. It releases energy for the cell to do work
C. It releases energy for the cell to do work
What process happens in the mitochondria to release energy?
A. Photosynthesis
B. Digestion
C. Cellular respiration
C. Cellular respiration
In which phase of mitosis do chromosomes line up in the middle of the cell?
A. Anaphase B. Telophase C. Metaphase
C. Metaphase
What happens to the particles in a solid when it is heated?
A. They slow down and get closer
B. They stop moving completely
C. They disappear
D. They vibrate faster and may begin to move more freely
D. They vibrate faster and may begin to move more freely