Photosynthesis in Higher Plants PYQ — Page 2

The oxygenation activity of RuBisCO enzyme in photorespiration leads to the formation of

In light reaction, plastoquinone facilitates the transfer of electrons from

In Hatch and Slack pathway, the primary $\mathrm{CO}_2$ acceptor is

One scientist cultured Cladophora in a suspension of Azotobacter and illuminated the culture by splitting light through a prism. He observed that bacteria accumulated mainly in the region of

Which of the following is not a product of a light reaction of photosynthesis?

Phosphoenolpyruvate (PEP) is the primary $C{O}_{2}$ acceptor in:

With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct?

Phytochrome is a:

The process which makes a major difference between ${C}_{3}$ and ${C}_{4}$ plants is:

A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. In which of the following physiological groups would you assign this plant?

Emerson's enhancement effect and red drop have been instrumental in the discovery of:

In photosynthesis, the light-independent reactions take place in

Bundle sheath cells:

A process that makes important difference between $\mathrm{C}_3$ and $\mathrm{C}_4$ plants is

The correct sequence of cell organelles during photorespiration is

In Kranz anatomy, the bundle sheath cells have

Read the following four statements, A, B, C and D and select the right OPTION having both correct statements. A. Z secheme of light reaction takes place in presence of PS-I only. B. Only PS-I is functional in cyclic photophosphorylation. C. Cyclic photophosphorylation results into synthesis of ATP and $\mathrm{NADPH}_2$. D. Stroma lamellae lack PS-II as well as NADP.

$\mathrm{C}_4$-plants are more efficient in photosynthesis than $\mathrm{C}_3$-plants due to

Kranz anatomy is one of the characteristics of the leaves of

Oxygenic photosynthesis occurs in :

Stroma in the chloroplast of higher plant contains :

Stroma in the chloroplasts of higher plants contains

The $\mathrm{C}_4$-plants are photosynthetically more efficient than $\mathrm{C}_3$-plants because

In leaves of $\mathrm{C}_4$ plants malic acid synthesis during $\mathrm{CO}_2$ fixation occurs in