Input: Answer this question:
Which statement about photosynthesis and respiration is true?
OPTIONS:
- Photosynthesis stores energy and respiration releases energy.
- Respiration stores energy and photosynthesis releases energy.
- Photosynthesis and respiration are the same process.
- Photosynthesis and respiration do not have anything to do with energy.
Answer: Photosynthesis stores energy and respiration releases energy.
Input: Answer this question:
Why do satellites and spacecraft launched from Earth need to reach a specific speed to escape Earth's surface?
OPTIONS:
- to overcome Earth's gravitational force
- to protect equipment from radiation
- to break through the sound barrier
- to avoid Earth's magnetic field
Answer: to overcome Earth's gravitational force
Input: Answer this question:
Lichens are symbiotic organisms made of green algae and fungi. What do the green algae supply to the fungi in this symbiotic relationship?
OPTIONS:
- carbon dioxide
- food
- protection
- water
Answer: food
Input: Answer this question:
Which of the following is the major cause of tides?
OPTIONS:
- heating of the oceans by the Sun
- gravitational pull of the Moon
- earthquakes on the ocean floor
- changes in wind direction
Answer:
gravitational pull of the Moon