In the experiment "What Effect Does Vinegar Have on Plant Growth?" some plants were given only water, some were given only vinegar, and the others were given various mixtures of water and vinegar. Which of the following groups is the control group in the experiment? 50% water and 50% vinager
100% water
100% vinager
or 25% vinager and 75% water

Which represents a negative impact of technology

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat

What is the function of the somatic nervous system? connects the brain and the spinal cord to the rest of the body carry signals to the muscles and glands includes all nerves controlling the muscular system and external sensory receptors controls internal organs like the heart and bladder