Answer: a. True
Explanation:
The main aim of the IRB is to safeguard the right of the human subjects used for the purpose of research conducted by the governmental authority. It also emphasizes over the protection of the researchers from illegal complaints. The risks to the human subjects can be minimized by using procedures which cause no harm to them and a detail consent of the research practice should be taken from these subjects by informing the purpose of research.
Answer: D volcanic eruption
Answer:
Earth's atmosphere has a series of layers, each with its own specific traits. Moving upward from ground level, these layers are called the troposphere, stratosphere, mesosphere, thermosphere, and exosphere. The exosphere gradually fades away into the realm of interplanetary space.
Explanation:
Layers of Earth's Atmosphere | Center for Science Educationhttps://scied.ucar.edu
Answer: Decomposer
Explanation:
Bacteria feed on the dead and decaying organism, in which they feed on them and obtain energy from them.
It is not a mutual relation because the host cell on which they feed is not alive. They eat the organic matter that is present in environment.
The bacteria and fungi clean the environment in this way. The dead plants and animals are decomposed in the environment and the nutrients get back into the soil.
hence, the correct answer is option B
Answer:
D) keep the area planted with early-successional species
Explanation: