A bottle filled with previously moistened mustard seeds and water was screw-capped tightly and placed in a corner. After 30 minutes; it suddenly blew up. This is the process involved
1.DPD
2.Osmosis
3. Imbibition
4.Diffusion
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A common trait between tadpole and fish is
1.scales
2. lateral line
3. fins
4.legs
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Liver functions are pivotal to
1.osmoregulation
2.thermoregulation
3. homeostasis
4.all of these
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Water is forcefully pushed beyond endodermis of the root through the process of
1.diffusion
2. transmembrane transport
3.symplast pathway
4.apoplast pathway
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Active uptake of sodium is promoted by action of enzyme known as
1.adrenatrone
2. aldosterone
3. antidiuretic
4.diuretic
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After drinking alcohol; consumption of this leads to death
1.Morphine
2.Opium
3. Barbiturate
4. All of these
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Alcoholism causing fatty acid syndrome is called
1.Cirrhosis
2.Neuritis
3.Gastritis
4.Nephritis
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Constituent of alcoholic beverage is
1.Propyl alcohol
2.Methyl alcohol
3.Ethyl alcohol
4.Mix of all of these
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Consumption of this causes increase in the fat synthesis; dilation of blood vessels; low blood sugar and stomach-inflammation
1.drug addiction and tobacco
2.alcohol
3.tobacco
4.drug addiction
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Diffusion of water through selectively permeable membrane is
1.osmosis
2.imbibition
3.translocation
4.diffusion
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Division to which Selaginella belongs is
1. Psilopsida
2.Pteropsida
3.Lycopsida
4.Spenopsida
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During catabolism of amino acids; the release of the amino group is known as
1.deamination
2.hydrolysis
3.ammunition
4.hydration
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The chromosomes accounted for sex determination are referred to as
1.Heterosis
2. Multiple alleles
3.Allosomes
4.Autosomes
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In older dying leaves to younger leaves; the mineral ions are assimilated into
1. deposition of organic and inorganic compounds
2.organic compound
3. inorganic compounds
4.none of these
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In this species of Selaginella; the apex continues its vegetative growth beyond the formation of strobilus
1.S.cuspidata
2. S.helvetica
3. S.rupestris
4.None of the above
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Leaves fall of helping in plant to get rid of accumulated wastes hence known as
1. ebony
2.sacrifice
3.excretophore
4.helper
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Male gametes in Selaginella are
1.Multiflagellated
2.Biflagellated
3.Monoflagellated
4.Aflagellated
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Most effective light for stomatal opening is
1.Red
2.Blue
3.Green
4. Yellow
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Passage of water across a selectively permeable membrane is
1.osmosis
2.active transport
3.facilitated diffusion
4.pinocytosis
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Phenomena through which water is absorbed by solids such as colloids leading them to increase in volume is
1.diffusion
2.imbibition
3. facilitated diffusion
4.osmosis
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Placoid scales are found in
1.paleontological fishes
2. lung fishes
3. bony fishes
4.cartilaginous fishes
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Stele of Selaginella stem is
1.Eustelic
2.Solenostelic
3.Solenostelic
4.Dictyostelic
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The character that Selaginella possesses which is of evolutionary significance is
1.Strobilus
2.Heterospory
3.Seed
4.Ligule
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The condition of Free martin is observed in
1.Frog
2.Rabbit
3.Goat/sheep etc
4.Man
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The distinguishing factor between rays and sharks are
1.type of tail fin
2.position of gill slits
3.position of mouth
4.nature of their scales
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The only treatment in case of uremia is
1. dialysis
2.lithotripsy
3.lung transplant
4. kidney transplant
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The presence of ________ anatomically characterizes the stem of Selaginella
1.Protostele
2.Amphiphloic siphonostele
3. Siphonostele
4.Ectophloic siphonostele
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This causes the maximum accumulation of fat in the liver
1.meat and egg
2.alcohol
3.saturated fat
4.starch
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This causes tunnel vision
1.Smoking
2.Alcohol
3.Barbiturates
4.Vitamin A deficiency
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This characterizes the presence of Selaginella
1. Ligule
2. Homospory
3.Flowers
4.None of these
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This drug along with alcohol generates marked drowsiness otherwise does not produce sedative effect
1.Marijuana
2.Valium
3. Antihistamine
4. Barbiturate
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This fish shows dorsal fin modified into suckers
1.Neoceratodus
2.Hippocampus
3.Echeneis
4.Torpedo
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This has a cartilaginous endoskeleton
1.Bony fishes
2.Mollusca
3.Dipnoi
4.Elasmobranch
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This is a characteristic feature of fishes
1.gills and epidermal scales
2.tail and epidermal scales
3. gills and venous heart
4.venous heart and tail
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This is a consequence of alcohol addiction
1.psychosis; hypertension and fatty liver syndrome
2.cardiovascular diseases; hypertension and fatty liver syndrome
3.ulcers; all types of mental illness; vitamin deficiency; cardiovascular diseases
4.all of these
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This is a living fossil
1.Lepidosiren
2. Latimeria
3.Lepidosteus
4.None of these
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This is a migratory fish
1.Ribbon fish
2. Carp
3.Salmon
4.Shark
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This is a result of the appearance of the fatty liver syndrome
1.synthesis of fatty acids; fat and glycerols
2.synthesis of fat from alcohol
3. synthesis of fat from amino acids
4. excessive synthesis of fat from fatty acids
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This is a withdrawal symptom of alcohol consumption
1.Delirium
2.Nausea and vomiting
3.swollen and patchy face
4.all of these
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This is responsible for production of concentrated urine
1.proximal tubule
2.cortical nephrons
3.distal tubule
4. juxtamedullary nephron
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This is the innermost layer of sporangium of Selaginella
1. Tapetum
2.Synangium
3.Elaters
4. None of these
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This is uncommon in Selaginella and Funaria
1.Embryo
2. Roots
3. Archegonium
4.Motile sperms
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This nephron segment is not permeable to water even in the presence of ADH
1.Collecting duct
2.descending limb of loop of Henle
3.ascending limb of loop of Henle
4. both (b) and (c)
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This statement regarding Selaginella is incorrect
1.Endodermis is trabeculated
2.Vascular cylinder is protostelic
3.Few species of Selaginella are truly xerophytic
4.Selaginella is commonly distributed on plains and hills
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This type of nephron is best to conserve water in body
1.Juxtamedullary nephrons
2.cortical nephrons
3.both (a) and (b)
4.serotical nephrons
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Transpiration is a phenomenon pertaining to
1.Activated transport
2.Diffusion
3. Osmosis
4.Facilitated diffusion
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True fishes have fins and gills. This is not a true fish
1.Hippocampus – SeaHorse
2.Hythalamictyes – Silver carp
3.Carassius – Goldfish
4.Lepisma – Silverfish
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Type of association between shark and suckerfish is
1.Predation
2.Parasitism
3. Commensalism
4.Symbiosis
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Wall pressure will______________ with rise in turgidity
1. increase
2.decrease
3.remain unaffected
4.fluctuate
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When placed in water; raisins swell up as a result of
1.Adsorption
2.Plasmolysis
3.Endosmosis
4.Diffusion
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