In guard cells when sugar is converted into starch, the stomatal pore (CBSE 1997)

Related MCQs

• Stomatal aperature is surrounded by guard cells and opens when guard cells are
• Starch of guard cells is converted into PEP through. (Guj. CET 2008)
• Guard cells differ from epidermal cells in having. (CPMT 1993, CBSE 2011)
• Guard cells regulate (Orissa 2008, CBSE 2009)
• It is produced during water stress that brings stomatal closure. (AMU 1992, CBSE 1993, 1994, 2001, RPMT 2000, JIPMER 2000, Orissa 2009, MP PMt 1992)
• Several statements are given here in reference to cone cells which of the following option indicates all correct statements for cone cells ? Statements (i) cone cells are less sensitive than Rod cells (ii) They are responsible for colour vision (iii) Erythrolobe is photopigment which is sensitive to red colour light (iv) They are absent in fovea of retina
• Conversion of starch to organic acids is required for (CBSE 1992)
• Find out the correct combination …. [GSEB 2011] i) Triose sugar – Ribose. ii) Starch – amylase and amylopectin iii) Plasma membarane – phospholipid iv) Malanin – sterols v) Pitutary hormones – peptide.
• MAB means …....................... (CBSE 1997)
• Water potential is equal to (CBSE 1988, AMV 1997)