MCQ
In $C_{4}$-pathway, the first product identified was
- A$3-PGA$
- ✓$OAA$
- C$2-PGA$
- D$1-3DPGA$
✓
Answer
Correct option: B.
$OAA$
b
$CO _{2}$ assimilation during photosynthesis generally takes place in two ways in plants
$CO _{2}$ assimilation during photosynthesis generally takes place in two ways in plants
$(i)$ $C_{3}$ pathway Those plants in which the first product of $CO _{2}$ fixation is a $C_{3}$ acid $(PGA)$, i.e, the $C_{3}$ pathway $(ii)$ $C_{4}$ pathway Those plants in which the first product $C_{4}$ acid $(OAA)$, i.e,, the $C_{4}$ pathway
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(i) Aristotle was the earliest scientist to attempt a more scientific basis for classification. He used complex morphological characters to classify plants into trees. shrubs and herbs.
(ii) Fungi have cellulose in their walls while green plants have chitin in cell wall.
(iii) According to five kingdom of classification, the unicellular prokaryotic organisms were placed in kingdom protista.
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(vii) Cholera, tetanus, citrus canker are well known diseases caused by different bacteria.
(viii) Bacteria reproduce mainly by fission.
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