Question

$C_4$ plants differ from $C_3$ plants with respect to

• A. First product
• B. Substrate which accepts carbon dioxide
• C. Number of ATP molecules consumed
• D. All of the above

Answer 1

The correct option is D All of the above

So the correct option is 'All of the above'.

C${}_4$ plants	C${}_3$ plants
1)These have chloroplast in bundle sheath cell.	1)They do not contain chloroplast in bundle sheath cell.
2)Its first product is phosphoglyceric acid.	2)its first product is oxalo acetic acid.
3)The CO${}_2$ acceptor is RuBP.	3)The CO${}_2$ acceptor is PEP.
4)Number of ATP requires is more	4)They require 18 ATP and 12 NADPH.
5)Suitable for the hot and dry region and includes maize.	5)Suitable for the cold and wet region and includes wheat.