Question: Answer the following question given this paragraph: Flowers are the reproductive organs of plants. Each pea plant flower has both male and female parts. The anther is part of the stamen, the male structure that produces male gametes (pollen). The stigma is part of the pistil, the female structure that produces female gametes and guides the pollen grains to them. The stigma receives the pollen grains and passes them to the ovary, which contains female gametes. Q: What female flower structure, which is part of the pistil, receives the pollen grains and passes them to the ovary? Choices: - sepal - style - ovary - stigma A:
Answer: stigma

Question: Answer the following question given this paragraph: All that magma and gas pushing upwards can make the volcano's slope begin to swell. Ground swelling may change the shape of a volcano or cause rock falls and landslides. Most of the time, the ground tilting is not visible. Scientists detect it by using tiltmeters, which are instruments that measure the angle of the slope of a volcano. Q: Which instruments are used to measure the angle of the slope of a volcano? Choices: - altimeter - compass - calipers - tiltmeters A:
Answer: tiltmeters

Question: Answer the following question given this paragraph: Cells are the tiny building blocks of living things. They couldn't be discovered until the microscope was invented. The discovery of cells led to the cell theory. This is one of the most important theories in life science. Q: What are all living things made of? Choices: - water - proteins - muscles - cells A:
Answer:
cells