Q: What does interspecific competition between species often lead to? A:
OPTIONS:
- evolution
- symbiosis
- immigration
- extinction
extinction

Q: What organs are the main organs of the urinary system? A:
OPTIONS:
- spleen
- prostate
- gall bladder
- kidneys

Answer: kidneys

Question: Q: Human actions such as plowing, logging, construction and other actions contribute to what kind of erosion? A:
OPTIONS:
- weathering
- flooding
- wind erosion
- soil erosion
Answer: soil erosion

input with options: Q: Some atoms are more stable when they gain or lose an electron and form what? A:
OPTIONS:
- molecules
- electrons
- protons
- ions
output: ions

Q: Q: In a scientific experiment, the variable that is affected by the other one is called what? A:

OPTIONS:
- effective variable
- essential variable
- independent variable
- dependent variable

A: dependent variable

Q: What is the study of how living things interact with each other and with their environment? A:
OPTIONS:
- scientology
- biology
- geology
- ecology
ecology