C. Incinerator because the smoke from it pollutes the air
Answer:
Option (D)
Explanation:
In terms of chemistry, a catalyst is usually defined as the substance that is commonly used in a reaction in order to increase the rate of reaction, without getting consumed. It helps in the reduction of activation energy.
In the given case, the lever or a person can be considered as a catalyst because both of these will increase the efficiency (or rate) in removing the rock from the top of the perch. Thus, the lever or the human will remain the same after the removal of rock as a catalyst can be recovered after the reaction.
Therefore, the correct answer is option (D).
Fungi during their life cycle have a haploid phase.
Also have a diploid phase.
Human somatic cells are diploid. (Blood, skin, Muscles, even zygote)
Human sex cells are haploid. (Eggs and sperms)
Hope this helps.
The car traveling 8 m/s. Good luck.
Answer:
I think this is it,
Explanation:
The rocks in the seafloor are much more than the rocks on the continents
FunkyMagmaYT
