input: OPTIONS:
- gone forever
- Exfoliation
- Most plants
- Mulberry
- ligt
- vegetation
- Heavy rains
- homogenous Now, answer this question: Fact 1: Plants that shed their leaves seasonally each year are called deciduous plants. Fact 2: Mulberry trees are deciduous. Given the two facts above, which of these trees seasonally sheds its leaves?
A:
output: Mulberry

input: OPTIONS:
- energy of moving objects
- hydrogen and oxygen
- heat energy
- water
- solar rays
- rotation
- nuclear reactions
- kinetic energy Now, answer this question: Fact 1: Nuclear reactions in stars causes stars to produce light. Fact 2: And, of course, the Sun is a star. Given the two facts above, what in the sun causes the sun to produce light?
A:
output: nuclear reactions

input: OPTIONS:
- By sand and snow
- By wind and rain
- By sunlight and soil
- By animal activity
- a hydraulic system
- Sediment
- storing water
- Physical weathering Now, answer this question: Fact 1: Wind and rain cause erosion. Fact 2: Alluvial aquifers are the result of erosion. Given the two facts above, how are alluvial aquifers created?
A:
output:
By wind and rain