Questions
Which of the following is not a function of the liver?
- Detoxification of harmful substances
- Production of bile
- Storage of glucose as glycogen
- Regulation of blood pressure
The primary function of the heart's atrioventricular node is to:
- Initiate the heartbeat
- Transmit electrical impulses from the atria to the ventricles
- Control the rate of heart contractions
- Pump blood out of the heart
Which of the following is a hormone produced by the pancreas?
- Thyroxine
- Insulin
- Epinephrine
- Progesterone
The process by which plants convert light energy into chemical energy is called:
- Photosynthesis
- Cellular respiration
- Fermentation
- Transpiration
Which of the following is a greenhouse gas?
- Oxygen
- Nitrogen
- Carbon dioxide
- Argon
The SI unit of electric current is:
- Ampere
- Volt
- Ohm
- Watt
Which of the following is a vector quantity?
- Mass
- Temperature
- Velocity
- Density
The law of conservation of energy states that:
- Energy can be created or destroyed
- Energy can be transferred from one form to another
- Energy can be stored but not used
- Energy can be lost but not gained
The chemical formula for water is:
- H2O
- CO2
- NaCl
- CH4
Which of the following is a noble gas?
- Helium
- Neon
- Argon
- Krypton
The process of cell division that results in two genetically identical daughter cells is called:
- Mitosis
- Meiosis
- Binary fission
- Budding
The largest organ in the human body is the:
- Skin
- Liver
- Heart
- Lungs
The primary function of the kidneys is to:
- Produce red blood cells
- Filter waste products from the blood
- Produce hormones
- Store energy in the form of glycogen
Which of the following is a renewable energy source?
- Fossil fuels
- Solar energy
- Nuclear energy
- Hydroelectric power
The process of breaking down complex organic molecules into simpler substances is called:
- Catabolism
- Anabolism
- Metabolism
- Glycolysis