Answer:
a.i and iii are correct
Explanation:
Biology is the study of the living organism and how they interact with the other components of the environment and among eachother, this is very important because then you can make the inference that biology studies energy as long as it is carried out by organisms and in the cain et al the definition of environment is the abiotic, or non living organisms with which the living organisms interact.
It is known as Arthrodesis. It is the manufactured enlistment of joint hardening between two bones by surgery. This is done to ease recalcitrant agony in a joint which can't be overseen by torment medicine, braces, or other regularly showed medications. The average reasons for such agony are breaks which upset the joint, extreme sprains, and joint pain.
Matter can be classified according to physical and chemical properties. Scientists can observe physical properties without changing the composition of the substance, whereas chemical properties describe the tendency of a substance to undergo chemical changes (chemical reactions) that change its chemical composition.
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Answer:
Option (4)
Explanation:
Carbon forms the basin element for the existence of life. It is present in the atmosphere in the form of CO₂, which is one of the major green house gas. It plays an important role in the carbon cycle.
The increase in the concentration of carbon in the atmosphere can lead to the global rise in the temperature. It can lead to global warming. The amount of carbon in the atmosphere has been rising continuously, right after the industrial revolution.
The carbon is mainly emitted from the heavy industries and factories, vehicles, burning up of fossil fuels. It also increased due to the increasing absorption of solar radiation.
This emission of carbon if not controlled by the humans, then the concentration of carbon in the atmosphere will abruptly increase after some decades.
Thus, the correct answer is option (4).
