Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels becauseA. Four carbon acids are the primary initial `CO_(2)` fixation productsB. The primary fixation of `CO_(2)` is mediated via PEP carboxylaseC. Effective pumping of `CO_(2)` into bundlesheath cellsD. Rubisco in `C_(4)` plants has higher affinity for `CO_(2)`

Photosynthesis in `C_(4)` plants is relatively less limited by atmosph

1.	Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels becauseA. Four carbon acids are the primary initial `CO_(2)` fixation productsB. The primary fixation of `CO_(2)` is mediated via PEP carboxylaseC. Effective pumping of `CO_(2)` into bundlesheath cellsD. Rubisco in `C_(4)` plants has higher affinity for `CO_(2)`
Answer» Correct Answer - B

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The role of chlorophyll in photosynthesis isA. Absorption of `CO_(2)`B. Absorpiton of lightC. Absorption of light and photochemical decomposition of waterD. Absorption of water
Chlorophyll is presentA. On the surface of chloroplastB. In the stroma of chloroplastC. In the grana of chloroplastD. Dispersed throughout the chloroplast
Chlorophyll b isA. `C_(54) H_(70) O_(6) N_(4) Mg`B. `C_(55) H_(70) O_(6) N_(4) Mg`C. `C_(55) H_(72) O_(5) N_(4) Mg`D. `C_(45) H_(72) O_(5) N_(4) Mg`
Chlorophyll a occurs inA. all photosynthetic autotrophsB. in all higher plantsC. all oxygen liberating autotrophsD. all plants except fungi
Yellowish colour of autumn foliage is due to the presence of a type of xanthophyll pigment called asA. luteinB. lycopeneC. fucoxanthinD. zeaxanthin.
Which of the following concerns photophosphorylationA. `"AMP+Inorganic" PO_(4) overset("Light energy")to ATP`B. `"AMP+AMP" overset("Light energy")to ATP`C. `"ADP+Inorganic" PO_(4) overset("Light energy")to ATP`D. `"ADP+Inorganic" PO_(4) overset("Light energy")to ATP`
85-90% of all photosythesis of the carried out by or The maximum evolution of oxygen is by greated produces of organic matterA. ShrubsB. HerbsC. Oceanic algae/ PhytoplanktonsD. Trees with large bracnces
Non-cyclic photophosphorylation producesA. `NAD^(+)`B. NADHC. NADPHD. `NADP^(+)`
Photorepiration producesA. sugar but not ATPB. ATP but no sugarC. Both ATP and sugarD. Neither ATP nor sugar
Study the following statements. (i) Red light falling in the ragne of wavelength 660-760nm is the most effective for photosynthesis. (ii) Green light falling in the range of wavelength 500-580 nm is the least effective for photosynthesis. (iii) Chl a,chl b carotenses and xanthophylls are soluble in organic solvents. (iv) Phycobilins (phycocyanin, allophycocynin and phycoerythrin) are soluble in water Which of the above statements is/are incorrect?A. ii and iiiB. iii and ivC. i onlyD. None of these

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