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BBYCT-133 Plant Ecology and Taxonomy in English Solved Assignment 2019-2020

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ASSIGNMENT
Course Code: BBYCT-133
Assignment Code: BBYCT-133/TMA/2020
Maximum Marks: 100

SKU: BBYCT-133 EM Categories: , , ,

Description

BBYCT-133 Plant Ecology and Taxonomy Solved Assignment 2019-2020

ASSIGNMENT
Course Code: BBYCT-133
Assignment Code: BBYCT-133/TMA/2020
Maximum Marks: 100

Title Name BBYCT-133 Solved Assignment 2019-20
University IGNOU
Service Type Solved Assignment (Soft copy/PDF)
Course BSCG
Language ENGLISH
Semester 2019-2020 Course: B.SC(G) CBCS
Session 2019-20
Short Name BBYCT-133 (ENGLISH)
Assignment Code BBYCT-133/TMA/2019-2020
Product Assignment of BSCG 2019-2020 (IGNOU)
Submission Date This assignment is valid from 1st July, 2019 to 30th June, 2020. If you have failed in this
assignment or fail to submit it by June, 2020, then you need to get the assignment for the year
2020-21, and submit it as per the instructions given in the Programme Guide.
Price RS. 80

Note: Attempt all questions. The marks for each question are indicated against it. Marks
Part A
1. Complete the following sentences in one word.
i) The term ‘ecology’ was coined by…………….. .
ii) The term ‘ecosystem’ was proposed by…………….. .
iii) In a population the individual belong to same…………….. .
iv) The process of change in communities with the course of time is called
…………….. .
v) In……………. type of biotic interaction both the species get benefitted.
(1×5=5)
2. Describe the major components of soil and importance of soil biota. (5)
3 ‘Changes in temperature influence the geographical distribution of living
organisms’. Explain.
(5)
4. Describe various stages of community development (succession) in a water body
(hydrosere).
(5)
5. ‘Carbon gets exchanged between lithosphere, hydrosphere, and atmosphere of the
Earth’. Explain with the help of a well labeled diagram.
(5)
Part B
6. a) Fill in blanks with appropriate word(s) :
i) The ‘Gana’ “Swastikagniyam” of ancient India is recognised today as
family ………………….. .
ii) ……………………. proposed the term taxon.
iii) Plant classification establishes and determines ……….. and …………… .
b) Choose the correct alternative from the provided :
i) Palm houses, ferneries are characteristic of (Kew Garden / Western
Circle Herbarium).
ii) (Manual/Revision) is an example of provisional document.
iii) Chemically raphides are (Calcium sulphate/Calcium oxalate.
iv) The taxonomic rank class is designated with the suffix (opsida /ales) at
the end.
(1×3 =3)
(½×2=2)
7. a) List the characteristics of the pollen grains that are useful as taxonomic
evidences.
(2½)
4
b) Define the term species and briefly discuss the species concept. (2½)
8. a) Observe the following dichotomy of characters and prepare (a) a bracketed
key and (b) an indented key.
b) Differentiate between artificial, natural and phylogenetic system of
classification of plants.
(2½)
(2½)
9. Briefly describe the procedure adopted by Numerical taxonomists. (5)
10. a) Discuss the importance of system of binomial nomenclature.
b) Differentiate between :
i) Monophyletic and polyphyletic groups
ii) Cladogram and Phenogram
iii) Apomorphic and Plesiomorphic characters

BBYCT-133, BBYCT 133, BBYCT133

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