Q: You are presented with the quiz "a form of alcohol is used to produce electricity by what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "biofuel is used to produce electricity by burning" and "ethanol, a form of alcohol, is already the most common biofuel". So, what's the best answer to the question?

OPTIONS:
- reducing heat
- burning
- spreading seeds
- sharing pressure
- deadly
- drinking
- consumers
- Decibels

A: burning

Q: You are presented with the quiz "What does the immune response produce?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "lymphocytes are the key cells involved in the immune response" and "blymphocytes produce antibodies ". So, what's the best answer to the question?

OPTIONS:
- antibodies
- Allergies
- DNA
- lymph
- massive damage
- Energy
- Chemical energy
- viruses

A: antibodies

Q: You are presented with the quiz "What causes good visibility?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "high pressure systems cause clear weather" and "weather Clear weather usually means good visibility". So, what's the best answer to the question?

OPTIONS:
- permineralization
- focusing a lens
- high pressure systems
- flashlights
- peachleaf willow
- the Great Barrier Reef
- an electron microscope
- windpower operated machines

A: high pressure systems

Q: You are presented with the quiz "Which of these can be found in organelles?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "chloroplasts are organelles that are found in the cells of plants and algae" and "chloroplasts Chloroplasts contain photosynthetic pigments". So, what's the best answer to the question?

OPTIONS:
- photosynthetic pigments?
- plants
- algae
- the digestive system
- metabolic reaction
- A compound that donates proton
- sensory neurons
- excrement

A:
photosynthetic pigments?