Question: Q: What female flower structure, which is part of the pistil, receives the pollen grains and passes them to the ovary? A:
OPTIONS:
- sepal
- style
- ovary
- stigma
Answer: stigma

Question: Q: Which instruments are used to measure the angle of the slope of a volcano? A:
OPTIONS:
- altimeter
- compass
- calipers
- tiltmeters
Answer: tiltmeters

Question: Q: What are all living things made of? A:
OPTIONS:
- water
- proteins
- muscles
- cells
Answer:
cells