General Science Questions

Exercise frequency refers to number of times you exercise per week.

Forest habitat and soil are conserved through selective logging, in which only some trees in an area of forest are cut.

In humans all reproduction is sexual. It involves joining together haploid gamete cells from each parent with half the normal number of chromosomes to make a new cell containing both parents' genetic material. This is a diploid zygote. The cells from each parent that combine to form the zygote are called gametes.

Meiosis produces haploid gametes from a diploid parental cell.

Medical Sociology is the systematic study of how humans manage their health problems, wellness and disorders and how they overcome sick to be healthy.

Photosynthesis process removes carbon dioxide from the atmosphere. Green plants remove carbon dioxide from the atmosphere by photosynthesis. 

The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion. 

Heat from the sun travels in the form of rays and are called as heat rays. This heat is called as radiation.