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IGNOU LSE-10 Code Details
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University
IGNOU (Indira Gandhi National Open University)
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Title
ANIMAL DIVERSITY - II
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Language(s)
English
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Code
LSE-10
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Subject
Life Science
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Degree(s)
B.Sc.
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Course
Core Courses (CC)
IGNOU LSE-10 English Topics Covered
Block 1 - Diversity in Chordates
- Unit 1 - Introduction to Chordates
- Unit 2 - Agatha, Fishes and Amphibians
- Unit 3 - Reptiles and Birds
- Unit 4 - Mammals
Block 2 - Functional Anatomy of Chordates-I
- Unit 1 - Integument
- Unit 2 - Digestive System
- Unit 3 - Respiratory System
- Unit 4 - Circulatory System
Block 3 - Functional Anatomy of Chordates-II
- Unit 1 - Urinogenital System
- Unit 2 - Nervous System and Sense Organs
- Unit 3 - Skeletal System
- Unit 4 - Endocrine System
Block 4 - Adaptations and Behavioural Patterns
- Unit 1 - Introduction to Animal Behaviour
- Unit 2 - Development of Behaviour
- Unit 3 - Organisation of Behaviour
- Unit 4 - Adaptive Behaviour
IGNOU LSE-10 (January 2024 - December 2024) Assignment Questions
1. Write short notes on the following:
(a) Lymphatic system
(b) Ovary
(c) Cerebellum
(d) Pituitary gland
(e) Habituation
(f) Mimicry
(g) Imprinting
(h) Estrogens
2. a) List out five important differences between chordates and invertebrates.
b) Draw well labeled diagram of a longitudinal section through anterior end of a hemichordate (showing internal structures).
3. Describe main characteristics of reptiles.
4. Describe the general features of the integuments.
5. Describe the digestive system in mammalian and non-mammalian vertebrates giving suitable example of each.
6. Describe the structure of the respiratory system of cartilagenous fishes and state how does it differ from that of bony fishes.
7. Describe the different stages in the evolution of heart.G
IGNOU LSE-10 (January 2023 - December 2023) Assignment Questions
1. (a) Describe the general characteristics of class Agnatha.
(b) List some important features/adaptations that help the bird in flying.
2. (a) Describe the peculiar features found in epidermis of mammalian skin.
(b) Explain how digestive system of cartilaginous fishes different from that of bony fishes?
3. Draw well labelled diagrams of the following :
(i) Mammalian stomach
(ii) Digestive tract of human
(iii) Ventral view of mammalian heart
(iv) Structure of human eye
4. Describe in brief the various parts of female genital system of vertebrates
5. (a) Describe the structure of uriniferous tubule.
(b) Describe some specialized sense organs found in animals.
6. Write short notes on the following:
(i) Functions of urinary system
(ii) Grey and white matter of the brain
(iii) Olfactory organs iv) Pituitary gland
7. Describe the functional adaptations of skeleton.
8. (a) Explain the innate behavior in animals.
(b) What is mimicry? Describe its different types.
9. Describe various means of defense used by animals.
10. (a) List the general characters of phylum chordata. How are chordates different from invertebrates?
(b) How is respiratory system of amphibians different from that of reptiles? Explain.
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