Physiology of Behaviour.pptx
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This document discusses different types of animal behavior including innate behaviors like tropisms, taxes, and kineses as well as learned behaviors like habituation, associative learning, trial and error learning, and imprinting. Stereotyped behaviors are innate responses that occur throughout an animal's life while variable behaviors can change based on experience and learning. Tropisms involve directional movement of plant parts in response to stimuli like light or gravity. Taxes refer to directed movement or orientation of motile organisms toward or away from stimuli. Kineses involve changes in speed or velocity of locomotion in response to stimuli. Learned behaviors are influenced by an animal's experiences and include behaviors shaped by habituation, associative learning like classical
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Animal Behavior.ppt
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2. Date each entry and include your name and any lab partners or group members.
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4. Note any relevant background information or research.
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Animal Behavior.ppt
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This document discusses biological rhythms and chronobiology. It defines biological rhythms as cyclical activities that repeat themselves at regular intervals in organisms, such as photosynthesis, sleep/wake cycles, and menstrual cycles. There are three main types of biological rhythms: circadian (daily), lunar (monthly), and circannual (yearly). All living things have an internal biological clock that controls and generates these rhythms, similar to a man-made clock. Examples of biological clocks influencing behaviors are flowering times, insect/bat activity patterns, egg laying, migration, and human sleep/wake cycles. The document emphasizes that biological rhythms allow organisms to adapt to regular environmental changes over different time scales.
Larval forms of Crustacea.pptx
This document summarizes the larval forms of crustaceans. It describes several key larval stages including nauplius, metanauplius, protozoea, zoea, mysis, cypris, kentrogen, alima, megalopa larva, and phyllosoma larva. Each larval stage develops from the previous one and has distinguishing morphological features such as the number of appendages and presence of a carapace, rostrum, or compound eyes before developing into the adult form. The larval stages allow crustaceans to develop indirectly from egg to adult through a series of morphological changes.
Peripatus.pptx
The document discusses the structure and affinities of peripatus, describing it as a terrestrial, nocturnal, insectivorous creature that lives on bark and has an unsegmented head and trunk with 14-43 legs, connecting it as a living fossil between annelids and arthropods. It notes both annelidan characteristics like segments, dermomuscular body, and unsegmented legs, as well as arthropodan traits such as antennae, jaws, haemocoel, and tracheal respiratory system. The document also outlines unique peripatus features including its soft, velvety skin and ladder-like nervous system.
mulberry diseases.pptx
This document discusses mulberry diseases, their symptoms, causes and management methods. It describes several fungal diseases that affect mulberry leaves including leaf spot, powdery mildew, leaf rust, and leaf blight. It also discusses bacterial leaf blight and soil-borne diseases like stem canker, cutting rot, and root rot. Control methods include proper spacing, applying recommended fungicides like Bavistin and Dithane M-45, and following safety precautions while spraying. The document also covers major pests like mealybugs and their management on mulberry plants.
Life Cycle of Bombyx mori.pptx
1. The document discusses the life cycle of the Bombyx mori silkworm, from egg to adult moth. It describes the stages of egg, larva (with 5 instar stages), pupa, and adult.
2. The larva feeds voraciously on mulberry leaves and molts its skin 5 times before spinning a cocoon and entering the pupa stage.
3. The document provides information on the systematic classification of B. mori and includes diagrams illustrating its life cycle. It also gives a brief introduction and history of sericulture, the rearing of silkworms for silk production.
host plant cultivation.pptx
This document provides information on cultivating mulberry plants, which are the host plant for silkworms. Some key points:
- Mulberry is a perennial plant that grows in various climates and its leaves are the sole food source of silkworms.
- Optimal growing conditions for mulberry include temperatures between 24-29°C, rainfall of 600-2,500 mm/year, humidity of 65-80%, and well-draining soil with a pH between 6.2-6.8.
- Mulberry can be propagated through seed, cuttings, grafting, and layering. Vegetative propagation is preferred for commercial use to produce disease-resistant plants quickly
Fungal diseases of Mulberry.pptx
This document summarizes several fungal diseases that affect mulberry plants. It describes 7 fungal root diseases including white, violet, and fusarium root rot. It also discusses 7 fungal stem diseases like mulberry trunk rot caused by Polyporus hispidus and mulberry stem canker caused by Botryodiplodia theobromae. Finally, it outlines 7 fungal leaf diseases such as powdery mildew caused by Phyllactinia corylea, leaf spot diseases caused by Cercospora moricola and Pseudocercospora, and anthracnose caused by Colletoctrichium llindemuthianum. For each disease, it provides
Excretory System of Human.pptx
The document summarizes the excretory system and classification of animals based on excretory products. It discusses that excretion involves separation and elimination of nitrogenous waste through excretory organs. Animals are classified as ammonotelic, ureotelic, or uricotelic depending on whether they excrete ammonia, urea, or uric acid as nitrogenous waste, and ammonotelic animals include aquatic animals due to advantages of ammonia excretion like prevention of energy loss and ionic regulation. The kidney forms urine through ultrafiltration, reabsorption, and secretion.
Human Eye.pptx
The document summarizes the structure and function of the human eye. It describes that the eye has three protective coats - the outer sclerotic coat which maintains the shape of the eye, the middle choroid coat containing blood vessels, and the inner retina containing light-sensitive rod and cone cells. The retina contains photoreceptor cells that initiate a photochemical reaction when light enters through the cornea, pupil, and lens, passing through the vitreous humour before stimulating the rods and cones. This triggers an impulse through the optic nerve to the visual ganglia of the brain where vision is perceived. The document also briefly outlines some common vision defects like myopia, hypermetropia and colour blindness.
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LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
core of India. Mirzapur, with its varied terrains and abundant biodiversity, offers an optimal
environment for investigating the changes in vegetation cover dynamics. Our study utilizes
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land.
The utilization of land is impacted by human needs and environmental factors. In countries
like India, rapid population growth and the emphasis on extensive resource exploitation can lead
to significant land degradation, adversely affecting the region's land cover.
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centuries, evolving its structure over time and space. In the present era, these changes have
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Accurate understanding of land use and cover is imperative for the development planning
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changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
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help of Advanced technologies like Remote Sensing and Geographic Information Systems is
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Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
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Date: May 29, 2024
Tags: Information Security, ISO/IEC 27001, ISO/IEC 42001, Artificial Intelligence, GDPR
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Training: ISO/IEC 27001 Information Security Management System - EN | PECB
ISO/IEC 42001 Artificial Intelligence Management System - EN | PECB
General Data Protection Regulation (GDPR) - Training Courses - EN | PECB
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Physiology of Behaviour.pptx
- 1. Behaviour K.Kamatchi Assistant Professor Department of Zoology Vivekananda College Tiruvedakam West
- 2. Introduction • Response – stimulus –order – achieve – purposeful goal. • Feelings • Attitudes • Thoughts • Mental processes • Control of nervous system • Orientation of sunflower towards the sun • Fast running of ants – hot surface • Aggressive disposition of man and other animals • Hibernation of frog – cold • Ethology
- 3. Types of Behaviour • Stereotyped Behaviour • Response in whole life • Lower organisms • Inherited properties • Inborn or innate • Tropism • Kinesis • Reflexes • Instincts • Variable Behaviour • Stimulus – different kinds – response – different time • Experience • Learning • Reasoning • Habituation • Conditioned reflexes • Selective learning (Trial and error) • Imprinting
- 4. Tropism • Part of organism moves – stimulus • Plants – phototropism, geotropism • 1832 – Botanist Augustin De Candole. • Phototropism – move – light • Geotropism – move – gravity • Positive tropism • Negative tropism •
- 5. Taxis • Directed orientation – motile organism – stimulus • Towards stimulus – positive taxis • Euglena – move – light • Earthworm – move – away – light – negative phototaxis • Thermotaxis – temperature • Phototaxis – light • Thigmotaxis – contact • Chemotaxis – chemical • Geotaxis – gravity • Rheotaxis – water current • Galvanotaxis – electric current
- 6. Kinesis • Speed or velocity of locomotion • Light – photokinesis • Larvae of mussel move faster – light increases • Locusts stop flight – sun hidden • Movement of flies – wavelength of light
- 7. Relexes • Response of a part of body • Tonic reflexes • Phasic reflexes • Tonic – slow and long lasting adjustments – muscular tone, posture and equilibrium • Phasic – rapid and short lived adjustment • Winking of eye, sneezing, coughing, withdrawal of hand on hot surface.
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