Assertion `:-` Mostly aquatic animals are ammonotelic. Reason `:-` Ammonia is the most toxic form and requires large amount of water for its eliminati

Assertion `:-` Mostly aquatic animals are ammonotelic. Reason `:-` Ammonia is the most toxic form and requires large amount of water for its eliminati
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Assertion `:-` Mostly aquatic animals are ammonotelic. Reason `:-` Ammonia is the most toxic form and ... . D. If both Assertion & Reason are false.
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Aquatic animals are mostly ammonotelic because

Description : Aquatic animals are mostly ammonotelic because

Last Answer : Aquatic animals are mostly ammonotelic because A. Excretion of ammonia requires large amount of ... lesser light D. Water contains less nitrogen

Which one of the following options gives the correct categorization of six animals according to the type of nitrogenous waste they give out? Ammonotelic Ureotelic Uricotelic (a) Pigeon, Aquatic Cockroach, humans amphibia, frog lizards (b) Frog, Aquatic Cockroach, lizards amphibia, pigeon humans (c) Aquatic Frog, Pigeon, amphibia humans lizards, cockroach (d) Aquatic Cockroach, Frog, pigeon, amphibia humans lizards

Description : Which one of the following options gives the correct categorization of six animals according to the type of nitrogenous waste they give out? Ammonotelic Ureotelic Uricotelic (a) Pigeon, Aquatic ... amphibia humans lizards, cockroach (d) Aquatic Cockroach, Frog, pigeon, amphibia humans lizards

Last Answer : (d) Aquatic Cockroach, Frog, pigeon, amphibia humans lizards

Aquatic reptiles are (a) ureotelic (b) ureotelic in water (c) ammonotelic (d) ureotelic over land

Description : Aquatic reptiles are (a) ureotelic (b) ureotelic in water (c) ammonotelic (d) ureotelic over land

Last Answer : b) ureotelic in water

DDT residues are rapidly passed through food chain causing biomagnification because DDT is (a) moderately toxic (b) non-toxic to aquatic animals (c) water soluble (d) lipo soluble.

Description : DDT residues are rapidly passed through food chain  causing biomagnification because DDT is (a) moderately toxic (b) non-toxic to aquatic animals (c) water soluble (d) lipo soluble.

Last Answer : (d) lipo soluble.

DDT residues are rapidly passed through food chain causing biomagnification because DDT is (a) moderately toxic (b) non-toxic to aquatic animals (c) water soluble (d) lipo soluble.

Description : DDT residues are rapidly passed through food chain causing biomagnification because DDT is (a) moderately toxic (b) non-toxic to aquatic animals (c) water soluble (d) lipo soluble.

Last Answer : (d) lipo soluble.

Assertion `:-` In fish ammonia is excreted by diffusion through gill surface as ammonium ions. Reason `:-` Some amount of urea may be retained in the

Description : Assertion `:-` In fish ammonia is excreted by diffusion through gill surface as ammonium ions. Reason `:-` Some amount of urea may be retained in the

Last Answer : Assertion `:-` In fish ammonia is excreted by diffusion through gill surface as ammonium ions. Reason ` ... . D. If both Assertion & Reason are false.

Assertion : Lateral line system is found in fishes and aquatic larval amphibians. Reason : Lateral line system has receptor of sensory cells derived f

Description : Assertion : Lateral line system is found in fishes and aquatic larval amphibians. Reason : Lateral line system has receptor of sensory cells derived f

Last Answer : Assertion : Lateral line system is found in fishes and aquatic larval amphibians. Reason : Lateral line ... D. If both Assertion and Reason are false.

Assertion :- The aquatic mammals like Dolphins whales etc. do not contain gill slits. Reason : Their adaptation to aquatic life secondary.

Description : Assertion :- The aquatic mammals like Dolphins whales etc. do not contain gill slits. Reason : Their adaptation to aquatic life secondary.

Last Answer : Assertion :- The aquatic mammals like Dolphins whales etc. do not contain gill slits. Reason : Their ... . D. If both Assertion & Reason are false.

Animals which excrete large amount of ammonia are

Description : Animals which excrete large amount of ammonia are

Last Answer : Animals which excrete large amount of ammonia are A. Terrestrial B. Amphibians C. Egg laying D. Aquatic

Presence of __________ in water stream are deleterious to aquatic life. (A) Soluble and toxic organics (B) Suspended solids (C) Heavy metals and cyanides(D) All (A), (B) & (C)

Description : Presence of __________ in water stream are deleterious to aquatic life. (A) Soluble and toxic organics (B) Suspended solids (C) Heavy metals and cyanides (D) All (A), (B) & (C)

Last Answer : (D) All (A), (B) & (C)

Bryophytes are amphibians because (a) they require a layer of water for carrying out sexual reproduction (b) they occur in damp places (c) they are mostly aquatic (d) all the above.

Description : Bryophytes are amphibians because (a) they require a layer of water for carrying out sexual reproduction (b) they occur in damp places (c) they are mostly aquatic (d) all the above.

Last Answer : (a) they require a layer of water for carrying out sexual reproduction

Assertion `:-` Uricotelism is terrestrial adaptation. Reason `:-` Uric acid is least toxic and can be removed with a minimum loss of water.

Description : Assertion `:-` Uricotelism is terrestrial adaptation. Reason `:-` Uric acid is least toxic and can be removed with a minimum loss of water.

Last Answer : Assertion `:-` Uricotelism is terrestrial adaptation. Reason `:-` Uric acid is least toxic and can be ... . D. If both Assertion & Reason are false.

Assertion : Secondary air pollutants are formed by interactin among primary pollutants and are more toxic Reason: DDT is secondary air pollutants

Description : Assertion : Secondary air pollutants are formed by interactin among primary pollutants and are more toxic Reason: DDT is secondary air pollutants

Last Answer : Assertion : Secondary air pollutants are formed by interactin among primary pollutants and are more toxic ... but reason is wrong D. Both are wrong

Assertion : Arthritis or inflammation of a joint makes the joint painful. Reason : Some toxic substances are deposited at the joint

Description : Assertion : Arthritis or inflammation of a joint makes the joint painful. Reason : Some toxic substances are deposited at the joint

Last Answer : Assertion : Arthritis or inflammation of a joint makes the joint painful. Reason : Some toxic ... D. If both Assertion and Reason are false.

Most Large Aquatic Animals Which one ?

Last Answer : Most Large Aquatic Animals Blue Whale.

Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II is mostly found in the appressed part of granum.

Description : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II is mostly found in the appressed part of granum.

Last Answer : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II ... false. D. If both Assertion and Reason are false.

Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : Hybrid vigour is mostly used in vegetatively propa

Description : Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : Hybrid vigour is mostly used in vegetatively propa

Last Answer : Assertion : In case of vegetatively propagated crops, pure line selection is not requried. Reason : ... D. If both assertion and reason are false

Earthworms are (a) ammonotelic when plenty of water is available (b) ureotelic when plenty of water is available (c) uricotelic when plenty of water is available (d) uricotelic under conditions of water scarcity

Description : Earthworms are (a) ammonotelic when plenty of water is available (b) ureotelic when plenty of water is available (c) uricotelic when plenty of water is available (d) uricotelic under conditions of water scarcity

Last Answer : (a) ammonotelic when plenty of water is available

Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this phase corpus luteum secrete large amount of e

Description : Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this phase corpus luteum secrete large amount of e

Last Answer : Assertion : Estrogen level is high during the follicular phase of menstrual cycle . Reason : During this ... D. If both Assertion & Reason are False.

Assertion(A): Physical adsorption of molecules on the surface requires activation energy. Reason(R): Because the bonds of adsorbed molecules are broke

Description : Assertion(A): Physical adsorption of molecules on the surface requires activation energy. Reason(R): Because the bonds of adsorbed molecules are broke

Last Answer : Assertion(A): Physical adsorption of molecules on the surface requires activation energy. Reason(R): ... D. If both Assertion & Reason are False.

Assertion : During embrynic stage testes descend down and at the time of birth , it comes into scrotum . Reason : Spermatogenesis process requires les

Description : Assertion : During embrynic stage testes descend down and at the time of birth , it comes into scrotum . Reason : Spermatogenesis process requires les

Last Answer : Assertion : During embrynic stage testes descend down and at the time of birth , it comes into scrotum ... . D. If both Assertion & Reason are False.

In adrenal gland the cholesterol is stored (A) Mostly in the free form (B) Mostly in esterified form (C) Large amount of free form and less amount of esterified form (D) Equal amounts of free and esterified form

Description : In adrenal gland the cholesterol is stored (A) Mostly in the free form (B) Mostly in esterified form (C) Large amount of free form and less amount of esterified form (D) Equal amounts of free and esterified form

Last Answer : Answer : B

Ammonia is (a) non-toxic (b) non-inflammable (c) toxic and non-inflammable (d) highly toxic and inflammable

Description : Ammonia is (a) non-toxic (b) non-inflammable (c) toxic and non-inflammable (d) highly toxic and inflammable

Last Answer : Ans: d

Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it (A) Has a pungent smell (B) Vaporises at normal temperature (C) Is toxic and highly corrosive (D) Is in short supply

Description : Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it (A) Has a pungent smell (B) Vaporises at normal temperature (C) Is toxic and highly corrosive (D) Is in short supply

Last Answer : (B) Vaporises at normal temperature

Aquatic animals in which fertilisation occurs in water are said to be a) viviparous without external fertilisation b) oviparous with external fertilisation c) viviparous with internal fertilisation d) oviparous with internal fertilisation

Description : Aquatic animals in which fertilisation occurs in water are said to be a) viviparous without external fertilisation b) oviparous with external fertilisation c) viviparous with internal fertilisation d) oviparous with internal fertilisation

Last Answer : b) oviparous with external fertilisation

Pentamidine should be used to treat Kala azar only when sodium stibogluconate has failed or is not tolerated because: A. It achieves lower cure rates B. It is more toxic C. It requires a longer course of treatment D. Relapses are more common with it

Description : Pentamidine should be used to treat Kala azar only when sodium stibogluconate has failed or is not tolerated because: A. It achieves lower cure rates B. It is more toxic C. It requires a longer course of treatment D. Relapses are more common with it

Last Answer : B. It is more toxic

The following statement is true in relation to ‘drug toxicity’ and ‘poisoning’: A. The two terms are synonymous B. When a toxic effect requires specific treatment, it is called poisoning C. A toxic effect which endangers life by markedly affecting vital functions is called poisoning D. Toxicity is caused by drugs while poisoning is caused by other harmful chemicals

Description : The following statement is true in relation to drug toxicity' and poisoning': A. The two terms are synonymous B. When a toxic effect requires specific treatment, it is called poisoning C. ... is called poisoning D. Toxicity is caused by drugs while poisoning is caused by other harmful chemicals

Last Answer : C. A toxic effect which endangers life by markedly affecting vital functions is called poisoning

The following statement is true in relation to ‘drug toxicity’ and ‘poisoning’: A. The two terms are synonymous B. When a toxic effect requires specific treatment, it is called poisoning C. A toxic effect which endangers life by markedly affecting vital functions is called poisoning D. Toxicity is caused by drugs while poisoning is caused by other harmful chemicals

Description : The following statement is true in relation to drug toxicity' and poisoning': A. The two terms are synonymous B. When a toxic effect requires specific treatment, it is called poisoning C. ... is called poisoning D. Toxicity is caused by drugs while poisoning is caused by other harmful chemicals

Last Answer : C. A toxic effect which endangers life by markedly affecting vital functions is called poisoning

Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent of water due to the development of internal fer

Description : Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent of water due to the development of internal fer

Last Answer : Assertion : Reptiles can be termed as first true and animals Reason : These are completely independent ... D. If both Assertion and Reason are false.

Assertion : Among the land animals. Cheetah can run faster over the ground. Reason : Cheetah uses its powerful forelimbs to push it self forward durin

Description : Assertion : Among the land animals. Cheetah can run faster over the ground. Reason : Cheetah uses its powerful forelimbs to push it self forward durin

Last Answer : Assertion : Among the land animals. Cheetah can run faster over the ground. Reason : Cheetah uses its ... D. If both Assertion and Reason are false.

What is a glass sided tank, bowl in which aquatic animals live? -General Knowledge

Description : What is a glass sided tank, bowl in which aquatic animals live? -General Knowledge

Last Answer : The answer is 'Aquarium'

What is a glass sided tank, bowl in which aquatic animals live? -General Knowledge

Description : What is a glass sided tank, bowl in which aquatic animals live? -General Knowledge

Last Answer : answer:

How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Description : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, Aquatic arthropods, Flatworm, Molluscs, Bir

Last Answer : How many animals in the given list have gills for respiration ? Earthworm , Frog, Fish, Insects, Reptiles, ... A. Six B. Four C. Three D. Five

In aquatic environment, microscopic animals and plants are collectively known as

Description : In aquatic environment, microscopic animals and plants are collectively known as

Last Answer : In aquatic environment, microscopic animals and plants are collectively known as A. Commensals B. Herbivores C. Fauna and Flora D. Planktons

What are adaptations of aquatic animals?

Description : What are adaptations of aquatic animals?

Last Answer : Hey mate.Here are some adaptations of aquatic animals, but, not anyspecific animal.1. Streamlined body reduces friction when the animal movesthrough the water.2. Smooth, almost furless body helps aquatic ... .16. They have fins and tails to help them in swimming. Theirtails give them directions.

Why aquatic animals have soft skeleton unlike those of the terrestrial animals?

Description : Why aquatic animals have soft skeleton unlike those of the terrestrial animals?

Last Answer : Ans: The density of animals and fish living in water is almost the same as the density of water. Therefore, their weight is almost completely balanced by buoyancy. That is why they do not need massive skeleton like those of terrestrial animals.

Write a note on exchange of gases in aquatic animals?

Description : Write a note on exchange of gases in aquatic animals? 

Last Answer : Through Skin: - The skin of aquatic animals is moist and rich with blood so that oxygen can diffuse directly. Frog and tortoises breathe through skin during hibernation.  Through Gills: - Gills are ... have external gills. Water enters through mouth flows over the gills and goes out of the body.  

In desert grasslands, which type of animals are relatively more abundant? (a) Aquatic (b) Fossorial (c) Diurnal (d) Arboreal

Description : In desert grasslands, which type of animals are relatively more abundant? (a) Aquatic (b) Fossorial (c) Diurnal (d) Arboreal

Last Answer : (b) Fossorial

Temperature changes, in the environment, affect most of the animals which are (a) poikilothermic (b) homoiothermic (c) aquatic (d) desert living

Description : Temperature changes, in the environment, affect most of the animals which are (a) poikilothermic (b) homoiothermic (c) aquatic (d) desert living

Last Answer : (a) poikilothermic

What is a glass sided tank, bowl in which aquatic animals live?

Description : What is a glass sided tank, bowl in which aquatic animals live?

Last Answer : Aquarium

Life originated first in the primitive oceans. The evidences supporting this view a. Protoplasm and body fluids of all animals contain salt b. Moist simpler and lower animals are aquatic and marine c. Fossils of earliest animals obtained from rocks of marine origin d. All the above

Description : Life originated first in the primitive oceans. The evidences supporting this view a. Protoplasm and body fluids of all animals contain salt b. Moist simpler and lower animals are aquatic and marine c. Fossils of earliest animals obtained from rocks of marine origin d. All the above

Last Answer : d. All the above

Assertion : The duct - billed Platypus and the spiny anteater, both are egg - laying animals yet are grouped under mammals. Reason : Both of them have

Description : Assertion : The duct - billed Platypus and the spiny anteater, both are egg - laying animals yet are grouped under mammals. Reason : Both of them have

Last Answer : Assertion : The duct - billed Platypus and the spiny anteater, both are egg - laying animals yet ... false D. If both Assertion and Reason are false.

Assertion: A sanctuary is formed for the conservation of animals only. Reason: Restricted human activities are allowed in sanctuaries.

Description : Assertion: A sanctuary is formed for the conservation of animals only. Reason: Restricted human activities are allowed in sanctuaries.

Last Answer : Assertion: A sanctuary is formed for the conservation of animals only. Reason: Restricted human ... . If both assertion and reason are false.

Assertion : Normally monospermy occurs in most of animals . Reason : Vitelline membrane of ovum checks polyspermy .

Description : Assertion : Normally monospermy occurs in most of animals . Reason : Vitelline membrane of ovum checks polyspermy .

Last Answer : Assertion : Normally monospermy occurs in most of animals . Reason : Vitelline membrane of ovum checks ... D. If both Assertion & Reason are False.

Assertion:- Centrioles are essential for mintenance of confinuity of cells in animals. Reason:- Centrioles give rise to spindle apparatus durring divi

Description : Assertion:- Centrioles are essential for mintenance of confinuity of cells in animals. Reason:- Centrioles give rise to spindle apparatus durring divi

Last Answer : Assertion:- Centrioles are essential for mintenance of confinuity of cells in animals. Reason:- Centrioles ... . If both Assertion & Reason are false.

Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects are coevolved to perform as plant-pollina

Description : Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects are coevolved to perform as plant-pollina

Last Answer : Assertion: Insects contribute the maximum to the total diversity of animals. Reason: Angiosperms and insects ... and Reason are false, then mark (4).

Assertion: Amount of biodegradable organic matter present in water is measured by BOD of water Reason: During biodegradation of organic compounds. Oxy

Description : Assertion: Amount of biodegradable organic matter present in water is measured by BOD of water Reason: During biodegradation of organic compounds. Oxy

Last Answer : Assertion: Amount of biodegradable organic matter present in water is measured by BOD of water Reason: ... but reason is wrong D. both are wrong

Ammonia-absorption refrigeration cycle requires (a) very little work input (b) maximum work input (c) nearly same work input as for vapour compression cycle (d) zero work input

Description : Ammonia-absorption refrigeration cycle requires (a) very little work input (b) maximum work input (c) nearly same work input as for vapour compression cycle (d) zero work input

Last Answer : Ans: a

Air-refrigeration cycle (A) Is the most efficient of all refrigeration cycles (B) Has very low efficiency (C) Requires relatively large quantities of air to achieve a significant amount of refrigeration (D) Both (B) and (C)

Description : Air-refrigeration cycle (A) Is the most efficient of all refrigeration cycles (B) Has very low efficiency (C) Requires relatively large quantities of air to achieve a significant amount of refrigeration (D) Both (B) and (C)

Last Answer : (D) Both (B) and (C)

Assertion: Presence of large amounts of nutrients in water body causes excessive growth of planktonic algae. Reason : It is due to biomagnifications

Description : Assertion: Presence of large amounts of nutrients in water body causes excessive growth of planktonic algae. Reason : It is due to biomagnifications

Last Answer : Assertion: Presence of large amounts of nutrients in water body causes excessive growth of planktonic algae. ... but reason is wrong D. Both are wrong