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Hydra ma single ovary and many testis is present.

Class hydro zoa are asexual in nature.

Physalia - exibits polimorphism. Polymorphism means the animals is Divided into different forms or there is division of labour. Polymorphic forms of physalia are Gastrozooids - for digestion Gonozooids - for preproduction Dactylozooids - protection

In obelia - sexual medusoid stage alternates with asexual polyploid stage called alternation of generation.

Obelia - sea fur - hydrozoa class - exibits metagenesis - also called as alternation of generation.

Schyphozoa and anthozoa are exclusively marine.

MedUsa- cUp - Umbrella

Polyp- cylindrical pipe jasto😂

Hypnotoxin is a poisonous, proteinaceous fluid that acts as a neurotoxin and can induce a state of unconsciousness in prey.

Nematoblast - contain capsule - nematocyst which releases toxin which is a hypnotoxin. The chemical composition of hypnotoxin released by nematocyst is composed of protein and phenol.

Coliphase*174 is also a ssDNA virus.

Sea cow is a extinct mammal

Horned toad is a reptile.

Sea lily is antedon of class crinoidea

Aedes transmit- dengue, chickengunea , wurercheria etc

Percent of silver in german silver (cu+zn+ni) - 0%

dsDNA - BACTERIOPHAGE+HEP. B + SMALL POX + CAULIFLOWER MOSSAIC VIRUS

ssDNA - GEMINI VIRUS + coliphage *174

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Kidney - mesengial cell

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Levels of organization Atomic level - protobionts Molecular level - coecervates Cellular level - monera and protista Tissue level - coelenterata Organ system level - platyhelminthes to chordates

1:10 - mumps is the viral infection caused in parotid gland. Mumps causes swelling of this parotid gland and pain in it. 1:34 - sub mandibular gland is also called sub maxillary gland. It secrets salivary amylase(also called ptylin). Amylase helps in digestion of carbohydrates. 2:20 - lysozyme enzyme is secreted by both sub mandibular and sub maxillary gland but mainly by sub lingual gland.

Poison gland of snakes are modified parotid gland.

Leech has fixed number of segment in their body i.e. 33 in number. Correct me if I'm wrong.

Pneumonic can be 13 - P 18 - E 21 - D PED

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😮 Pen gorgonia Fur obelia Anemone adamsia

Sea mouse - annelids

Two kingdom - carl. Linneus 1735 - plant and animal Three kingdom - Ernst Haeckel 1886 - protista plantae and animal Four kingdom - copeland 1956 - monera, protista, animalia and plantae Five kigdom - R. H. Whittaker 1985 - monera, protists, fungi , plant and animalia. T - tu C- chal E- ene F - for C - checking W- wallet

Heparin histamine and serotonin mast cell

Bryophytes, Earthworm and hydra are protandrous. Protandrous case comes usually under the case of hermaphrodites.

Sub-mandibular is also called sub maxillary gland - duct - whortan's duct Parotid - duct - stenson's duct

Culex - filariasis Anopheles - plasmodium Aedes- dengue and chickengunia Sand fly - kala- azar - leishmania donovani - black sickness s\disease. Black water fever - plasmodium falciparum - maurer's dots Plasmodium vivax - schnuffer's dot Malarie _ ziemann's dot James dot

Spleen - sinusoidal cell placenta - hufbar's cell.

Euglena - palnt and animal EuglenA - SHOWS klinotaxis which means thumkeswari movement toward the stimulus. Telotaxis is about choosing one stimulus between two source of same intensity. Shown by bees.

Wrong answer The correct answer is 22343

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T1 ki value 400 h sir Then it will be 25%

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Even earthworm is protandrous.

Mono - both sexes in same animal.

Artynenoid corniculate and cuneiform are paired cartilage.

Thyroid glottis and cricoid are unpaired cartilage

Fan gorgonia

Adamsia - sea anemone

Portuguese

R A M Has 12 pair of nerve cord.

Earthworm have ventral nerve cord.