Answer:
Alphabet C :NADH is oxidized,CO2 is reduced
Answer:
D. Because we cannot easily detect them.
Explanation:
Dark matter are called dark because using existing astronomical instruments we are blinded to them. Dark matter and dark energy are difficult to detect and properly observe. As we know that the whole universe is made up of matter, some of the matter do not interact with the electromagnetic radiations which makes undetectable.
Molarity is mole divided by volume in litres.
0.5mol divide by 0.5L = 1M
Answer: Groundwater that forms caves because it is slightly acidic.
Explanation:
The water under the ground present inside the cracks and spaces in sand, soil and rocks is called ground water.
When ground water moves through the soil it results in the formation of acid. Further, this acid helps minerals to get dissolve. These minerals get deposited on other places as well.
This process of deposition and erosion helps in the formation of caves.
Thus, it can be concluded that groundwater that forms caves because it is slightly acidic.
Answer: the correct answer is D) None of the individual insects should have possessed genomes that made them resistant to DDT.
Explanation: the problem is that DDT has become ineffective because insects have become more resistant to DDT.
