Science Flashcards
7 cards from real BECE practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Science flashcards as text
Which gas do plants absorb from the atmosphere during photosynthesis?
Answer: Carbon dioxide
Plants absorb carbon dioxide (CO₂) from the air and use it along with water and sunlight to produce glucose during photosynthesis.
What is the chemical formula for water?
Answer: H₂O
Water is composed of two hydrogen atoms bonded to one oxygen atom, giving it the formula H₂O.
Which part of the human body produces insulin?
Answer: Pancreas
The pancreas produces insulin, a hormone that regulates blood sugar (glucose) levels in the body.
What type of energy is stored in food?
Answer: Chemical energy
Food stores chemical energy in the bonds of molecules like carbohydrates and fats, which is released during cellular respiration.
Which planet is known as the Red Planet?
Answer: Mars
Mars appears red due to iron oxide (rust) on its surface, earning it the nickname the Red Planet.
What is the function of the ribosomes in a cell?
Answer: Protein synthesis
Ribosomes are cell organelles responsible for synthesizing proteins by translating messenger RNA sequences.
Which of the following is a conductor of electricity?
Answer: Copper
Copper is a metal with free electrons that allow it to conduct electricity efficiently, making it widely used in wiring.