Choose the correct sentence$(s)$ from the following:
$(i).$ In $C_4$ plants,the first $CO_2$ acceptor is $PEP$.
$(ii).$ Light energy is absorbed by $PS-II$ at $680 \ nm$ in the process of photosynthesis.
$(iii).$ The $P_{680}$ chlorophyll system is present in $PS-I$.

  • A
    $i$ and $iii$ both are right
  • B
    Only $i$ is right
  • C
    Only $iii$ is right
  • D
    $i$ and $ii$ are right

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Similar Questions

Which of the following pairs is incorrect?

Which type of phosphorylation takes place in photosynthesis?

Analogy type question:
$(1)$ Biosynthetic phase : Based on $CO_2$ and $H_2O$ :: Phosphorylation : ......
$(2)$ First product of $C_3$ cycle : $PGA$ :: First product of $C_4$ cycle : ......

Blackman demonstrated that increasing illumination increased the photosynthetic rate up to a point when $CO_2$ becomes limiting. If light was not limiting,temperature becomes limiting. Emerson found that maximum $CO_2$ fixation could be achieved with brief flashes of light. Mark the correct statement in the following:

$I.$ In $C_{3}$-plants,the Calvin pathway takes place in mesophyll cells.
$II.$ In $C_{4}$-plants,the Calvin pathway takes place in the mesophyll cells.
Which of the following statements is true?

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