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Old Friday, February 28, 2014
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Default Botany Papers 2014

Brassica family is commonly known as?
Cruciferae

Histogen was given by?

Blue green have which cells to fix nitrogen?
Heterocysts

Which of the following is not filamentous algae?
Volvox

Asteroid shaped chloroplast is found in?

Condition in which stamens fuse with anters?

Parasexuality of fungi is observed in which division?

Primitive character is found in?
Azolla Dryopteris Psilotum (Not sure)

Horn shaped sporophyte is found in?
Anthocerophyta

Collumela in sporophyte of anthoceros is replaced by which modern tissue?
I marked vascular tissue

Ripened ovule is called?
Seed

Chilghoza pine belongs to?
Gymnosperms

Epidermis is?
Protective layer

Main component of phloem?
Sugars and amino acids

Which of the following was an example of natural system of classification?
Bentham and Hooker

Symptoms of fungi appear in?
Both externally and internally

Aleurone layer is found in?
Cereals

Which tree has smooth bark?
Eucalyptus (I guess)

One mcq about cell wall.

Attempt any four questions, each question carries equal marks. (20 marks each)

Question # 2: Describe salient features of group Chlorophyta with particular emphasis on morphology and structural organization.

Question # 3: Give an illustrated account of life cycle of a smut fungus.

Question # 4: Define Stele. Describe its various types along with their evolutionary significance.

Question # 5: Write down a comparative account of stem anatomy of gymnosperms and angiosperms.

Question # 6: Write down the important characteristics of musci and discuss evolutionary trnds of the group.

Question # 7: Describe artificial and natural sytems of classification of plants by giving merits and demerits of each system.

Question # 8: Write down comprehensive notes on any 2 of the following:
(a) Anomalus Secondary Growth
(b) Economic Importance of Red Algae
(c) Distinct characters and important genera of family Malvaceae.
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