1.

Fill in the space, left blank in the given table to bring the difference between C3 and C4 plants :S.no.CharacteristicsC3 plants C4 plants1.Cell typeOne type (mesophyll)(a)2. CO2 acceptor(b)Phosphoenol pyruvate (PEP)3.First CO2 fixation product3-PGA(c)4. Optimum temperature(d)30º C to 45º C

Answer»

(a) Two types cells : mesophyll and bundle sheath. 

(b) RuBP 

(c) OOA (oxaloacetic acid) 

(d) 20ºC - 25ºC



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