Question

Q46. Isobilateral leaves are usually:

(a) Astomatic (b) Hypostomatic

(c) Epstomatic (d) Amphistomatic

Q47. In dicot root cork cambium originates from:

(a)Pith (b) Hypodermis

(c) Pericycle (d) Endodermis

Q48. Which of the following statements is incorrect?

(a) Water is an essential component (b) Water is indispensable for growth of

protoplasm and development of plants

(c) Water does not provide medium (d) In water two hydrogen atoms are

for biochemical reactions in cells joined to oxygen atom by covalent

bonds at an angle of 105

Q49. Sugar moves in phloem elements as:
(a) Glucose (b) Sucrose

(c) Cellulose (d) Starch

Q50. An ion constituent of Oxygen Evolution Centre of Light reaction of photosynthesis is

(a) Mn2+ (b) Mg2+

(c) Fe2+ (d) Cu2+​

Answer 1

isobilateral leaves are amphistomatic having equal number of stomata on both surfaces .example is of the monocot leaves

Answer 2

Answer:

isobilateral leaves are usually