Question

Hatch and Slack who discovered alternate method of carbon fixation were from
A. England
B. Australia
C. America
D. New Zealand

Answer 1

Hint: Two botanists Hatch and Slack found that there are two kinds of chloroplasts in sugarcane. One sort confined to package sheath cells has the typical grana. These chloroplasts continue Hatch-Slack or ${C_4}$ cycle. Thus, the Hatch-Slack cycle or ${C_4}$ cycle has been found in many monocots and a few dicots.

Complete answer:
Hatch and Slack who found a substitute technique for carbon fixation were from Australia. ${C_4}$ carbon fixation or the Hatch–Slack pathway is a photosynthetic cycle in certain plants. It is the initial phase in extricating carbon from carbon dioxide to have the option to utilize it in sugar and different biomolecules. It is one of three known cycles for carbon obsession.
${C_4}$ conquers the inclination of the catalyst RuBisCo to inefficiently fix oxygen as opposed to carbon dioxide during the time spent photorespiration. It alludes to the four-carbon particle that is the principal result of this kind of carbon obsession. The 4-carbon oxaloacetic acid (OAA) is shaped in the mesophyll cells which is additionally changed over into the malic corrosive or aspartic corrosive and afterward moved into pack sheath cells. In the pack sheath cells, these ${C_4}$ acids are separated to deliver $C{O_2}$ and a three-carbon particle.
So, the correct answer is “Option B”.

Additional Information:
Radiocarbon dating is a strategy for deciding the age of an item containing nature which was presented at Withy Bed Copse, in England.
The carbon-14 strategy was created by the American physicist Willard F. Libby around 1946. It has ended up being a flexible procedure of dating fossils and archeological examples from 500 to 50,000 years of age.
New Zealand needs strong approaches, regardless of its Zero Carbon Act. The Act does not acquaint any strategies with really cut discharges yet rather sets a structure.

Note:
Hatch-Slack pathway is a cyclic cycle that started in Australia. It happens in chloroplasts. It is otherwise called the ${C_4}$ pathway since it is found in ${C_4}$ plants. Carbon dioxide obsession is done in this pathway. The mesophyll cells of ${C_4}$ plants come up short on the protein RuBisCo. The 4-carbon oxaloacetic corrosive (OAA) is shaped which is additionally shipped into group sheath cells. In the group sheath cells, these ${C_4}$ acids are separated to deliver carbon dioxide and a three-carbon particle.