B.Sc. (General) 4th Semester
Botany
Paper-B: Structure Development and Reproduction in Flowering Plants—II
Time Allowed: Three Hours] [Maximum Marks: 36
Note: - Attempt five questions in all. Question No. 1 is compulsory.
Attempt four more questions selecting one from each unit.
Draw labeled diagrams wherever necessary.
I. (A) Fill in the blanks :
(i) Pollination by bats is known as
(ii) Production and development of seedless fruits without pollination and fertilization is called
(iii) Cortical bundles are found in the stem of
(iv) Histogen theory was proposed by
(v) Phellogen, Phellem, and Phelloderm together constitute the protective tissue called
(vi) A wood is called porus due to the presence of in it.
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North India Campus