Which of the following has no blood, but respires? (1) Fish (2) Earthworm (3) Hydra (4) Cockroach

Which of the following has no blood, but respires? (1) Fish (2) Earthworm (3) Hydra (4) Cockroach
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(3) Hydra
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Which of the following creatures has no blood but respires? (a) Cockroach (b) Earthworm (c) Fish (d) Hydra

Description : Which of the following creatures has no blood but respires? (a) Cockroach (b) Earthworm (c) Fish (d) Hydra

Last Answer : Ans:(d)

Which of the following has no blood, but respires ? (1) Fish (2) Earthworm (3) Hydra (4) Cockroach

Description : Which of the following has no blood, but respires ? (1) Fish (2) Earthworm (3) Hydra (4) Cockroach

Last Answer : Hydra

In which of the following animals nerve cell is present but brain is absent? (a) Sponge (b) Earthworm (c) Cockroach (d) Hydra

Description : In which of the following animals nerve cell is present but brain is absent? (a) Sponge (b) Earthworm (c) Cockroach (d) Hydra

Last Answer : (d) Hydra

Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Description : Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Last Answer : (3) Cockroach and Silverfish Explanation: The open circulatory system is common to mollusks and arthropods. Open circulatory systems pump blood into a hemocoel with the blood diffusing back to the ... . Cockroaches and silverfish have an open circulatory system. They don't have any blood vessels.

Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Description : Which of the following pairs has open type of circulatory system? (1) Earthworm and Leech (2) Man and Whale (3) Cockroach and Silverfish (4) Tadpole larva and Fish

Last Answer : Cockroach and Silverfish

.Which one of the following animals possesses nerve cells but no nerves? (a) Hydra (b) Tapeworm (c) Earthworm (d) Frog’s tadpole

Description : .Which one of the following animals possesses nerve cells but no nerves? (a) Hydra (b) Tapeworm (c) Earthworm (d) Frog’s tadpole

Last Answer : (a) Hydra

The example of hermaphrodite animal in which cross fertilization occurs is - (1) Hydra (2) Ascaris (3) Earthworm (4) Silkworm

Description : The example of hermaphrodite animal in which cross fertilization occurs is - (1) Hydra (2) Ascaris (3) Earthworm (4) Silkworm

Last Answer : (1) Hydra Explanation: Cross fertilization occurs in Hydra. The spermatozoa released from the testis of one Hydra swim about in water with their tails and finally come into contact with the ovum ... penetrates the ovum and fertilizes it. This results in the formation of a zygote which is diploid.

Which of the following is a monogenetic parasite? (1) Hydra (2) Fasciola (3) Ascaris (4) Earthworm

Description : Which of the following is a monogenetic parasite? (1) Hydra (2) Fasciola (3) Ascaris (4) Earthworm

Last Answer : (3) Ascaris Explanation: Ascaris is a monogenetic parasite as it completes it life cycle in a single host, i.e., man.

The nephridia in earthworm are analogous to (a) nematoblasts of Hydra (b) flame cells of Planaria (c) gills of prawn (d) trachea of insects.

Description : The nephridia in earthworm are analogous to (a) nematoblasts of Hydra (b) flame cells of Planaria (c) gills of prawn (d) trachea of insects.

Last Answer : (b) flame cells of Planaria

Which of the following is a monogenetic parasite ? (1) Hydra (2) Fasciola (3) Ascaris (4) Earthworm

Description : Which of the following is a monogenetic parasite ? (1) Hydra (2) Fasciola (3) Ascaris (4) Earthworm

Last Answer : Ascaris

The example of hermaphrodite animal in which cross fertilisation occurs is (1) Hydra (2) Ascaris (3) Earthworm (4) Silkworm

Description : The example of hermaphrodite animal in which cross fertilisation occurs is (1) Hydra (2) Ascaris (3) Earthworm (4) Silkworm

Last Answer : Hydra

Which of the following has no blood, but respires?

Description : Which of the following has no blood, but respires?

Last Answer : Hydra

What structure is common to both earthworm and cockroach? -General Knowledge

Description : What structure is common to both earthworm and cockroach? -General Knowledge

Last Answer : The answer is 'Ventral nerve cord'

What structure is common to both earthworm and cockroach? -General Knowledge

Description : What structure is common to both earthworm and cockroach? -General Knowledge

Last Answer : answer:

What structure is common to both earthworm and cockroach? -General Knowledge

Description : What structure is common to both earthworm and cockroach? -General Knowledge

Last Answer : answer:

Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively

Description : Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively

Last Answer : Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively A. Skin, malpighi ... , kidney D. Nephridia, kidney, green gland

Common feature in earthworm and cockroach is

Description : Common feature in earthworm and cockroach is

Last Answer : Common feature in earthworm and cockroach is A. Cuticle (exoskeleton) B. Solid and ventral nerve cord C. Nephirdia D. Malpighian tubules

Structure common between earthworm and cockroach is Or Which one feature is common to leech cockroach and scorpion

Description : Structure common between earthworm and cockroach is Or Which one feature is common to leech cockroach and scorpion

Last Answer : Structure common between earthworm and cockroach is Or Which one feature is common to leech ... Excretion by nephridia D. Ventral nerve cord

Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively

Description : Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively

Last Answer : Correct order of excretory organs in Cockroach, Earthworm and Rabbit respectively A. Skin, Malpighi ... , kidney D. Nephridia, kidney, green gland

Which one of the following pairs of items correctly belongs to the category of organs mentioned against it? (a) Nephridia of earthworm and Malpighian tubules of cockroach - excretory organs (b) Wings of honeybee and wings of crow - homologous organs (c) Thorn of Bougainvillea and tendrils of Cucurbita - analogous organs (d) Nictitating membrane and blind spot in human eye - vestigial organs

Description : Which one of the following pairs of items correctly belongs to the category of organs mentioned against it? (a) Nephridia of earthworm and Malpighian tubules of cockroach - excretory organs ( ... Cucurbita - analogous organs (d) Nictitating membrane and blind spot in human eye - vestigial organs

Last Answer : (a) Nephridia of earthworm and Malpighian tubules of cockroach - excretory organs

Uric acid is the chief nitrogenous component of the excretory products of (a) earthworm (b) cockroach (c) frog (d) man.

Description : Uric acid is the chief nitrogenous component of the excretory products of (a) earthworm (b) cockroach (c) frog (d) man.

Last Answer : (b) cockroach

Which one of the following is the true description about an animal concerned? (a) Rat - Left kidney is slightly higher in position than the right one (c) Earthworm - The alimentary canal consists of a sequence of pharynx, oesophagus, stomach, gizzard and intestine (d) Frog - Body divisible into three regions - head, neck and trunk(b) Cockroach - 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)

Description : Which one of the following is the true description about an animal concerned? (a) Rat - Left kidney is slightly higher in position than the right one (b) Cockroach - 10 pairs of spiracles (2 ... stomach, gizzard and intestine (d) Frog - Body divisible into three regions - head, neck and trunk

Last Answer : (b) Cockroach - 10 pairs of spiracles (2 pairs on thorax and 8 pairs on abdomen)

A larval stage occurs in the life history of all members of the group (a) frog, lizard and cockroach (b) Ascaris, housefly and frog (c) housefly, earthworm and mosquito (d) butterfly, frog and mosquito.

Description : A larval stage occurs in the life history of all members of the group (a) frog, lizard and cockroach (b) Ascaris, housefly and frog (c) housefly, earthworm and mosquito (d) butterfly, frog and mosquito.

Last Answer : (d) butterfly, frog and mosquito.

In which one of the following organisms its excretory organs are correctly stated? (a) Humans – Kidneys, sebaceous glands and tear glands (b) Earthworm – Pharyngeal, integumentary and septal nephridia (c) Cockroach – Malpighian tubules and enteric caeca (d) Frog – Kidneys, skin and buccal epithelium

Description : In which one of the following organisms its excretory organs are correctly stated? (a) Humans - Kidneys, sebaceous glands and tear glands (b) Earthworm - Pharyngeal, integumentary and septal ... Cockroach - Malpighian tubules and enteric caeca (d) Frog - Kidneys, skin and buccal epithelium

Last Answer : (b) Earthworm – Pharyngeal, integumentary and septal nephridia

What structure is common to both earthworm and cockroach?

Description : What structure is common to both earthworm and cockroach?

Last Answer : Ventral nerve cord

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

What is true about Nereis, scorpion, cockroach and silver fish? (a) They all possess dorsal heart. (b) None of them is aquatic. (c) They all belong to the same phylum. (d) They all have jointed paired appendages.

Description : What is true about Nereis, scorpion, cockroach and silver fish? (a) They all possess dorsal heart. (b) None of them is aquatic. (c) They all belong to the same phylum. (d) They all have jointed paired appendages.

Last Answer : (a) They all possess dorsal heart.

Blood circulation in blood vessesl of earthworm occurs

Description : Blood circulation in blood vessesl of earthworm occurs

Last Answer : Poterior

Which pigment is found in the blood of earthworm?

Description : Which pigment is found in the blood of earthworm?

Last Answer : Hemocyanine

Normally animals can change the place, but which one of the following animals cannot change the place? (1) Starfish (2) Sponge (3) Hydra (4) Leech

Description : Normally animals can change the place, but which one of the following animals cannot change the place? (1) Starfish (2) Sponge (3) Hydra (4) Leech

Last Answer : (3) Hydra Explanation: Hydras are generally sedentary and sessile.

Normally animals can change the place, but which one of the following animals cannot change the place ? (1) Starfish (2) Sponge (3) Hydra (4) Leech

Description : Normally animals can change the place, but which one of the following animals cannot change the place ? (1) Starfish (2) Sponge (3) Hydra (4) Leech

Last Answer : Hydra

Assertion : - Blood in cockroach is colourless with no respiratory pigment. Reason : - Gasesous exchange occurs through diffusion in haemolymph.

Description : Assertion : - Blood in cockroach is colourless with no respiratory pigment. Reason : - Gasesous exchange occurs through diffusion in haemolymph.

Last Answer : Assertion : - Blood in cockroach is colourless with no respiratory pigment. Reason : - Gasesous exchange occurs through ... A. A B. B C. C D. D

Number of Eyes in an Earthworm is – (1) one (2) two (3) many (4) no eyes

Description : Number of Eyes in an Earthworm is – (1) one (2) two (3) many (4) no eyes

Last Answer : (4) no eyes Explanation: Earthworms have no eyes, but they do have light receptors and can tell when they are in the dark, or in the light.

Number of Eyes in an Earthworm is— (1) one (2) two (3) many (4) no eyes

Description : Number of Eyes in an Earthworm is— (1) one (2) two (3) many (4) no eyes

Last Answer :  no eyes

Has anyone ever tried to get out of a speeding ticket, by whispering "Hail Hydra" into the copper's ear?

Description : Has anyone ever tried to get out of a speeding ticket, by whispering "Hail Hydra" into the copper's ear?

Last Answer : Don’t need to. They can’t catch me. My car is a converted quinjet.

Which one of symbiotic algae is found in secretory cell of hydra? -Do You Know?

Description : Which one of symbiotic algae is found in secretory cell of hydra? -Do You Know?

Last Answer : answer:

Explain ' Characteristic Cells of Nidoblast Hydra ' ?

Description : Explain ' Characteristic Cells of Nidoblast Hydra ' ?

Last Answer : Hydra nidaria. The outer layer of the hydra is called the ectoderm and the inner layer is called the endoderm. At the ectoderm layer there is a characteristic cell called nidoblast. These cells ... such as hunting , self-defense , and movement. This is why "nidoblast hydra characteristic cells".

Hydra Animal of which episode ?

Description : Hydra Animal of which episode ?

Last Answer : Hydra

Does Hydra form epidermis ?

Description : Does Hydra form epidermis ?

Last Answer : The epidermis hydra, which is wrapped in a thin and flexible cuticle, forms the epidermis.

What is the external structure of Hydra ?

Description : What is the external structure of Hydra ?

Last Answer : : Hydra 's body is soft , cylindrical and symmetrical. They are usually 10-30 mm. It is long and about 1 mm wide.

In what process does Hydra complete respiration and excretion ?

Description : In what process does Hydra complete respiration and excretion ?

Last Answer : Hydra completes respiration and excretion in the diffusion process.

What does Hydra use to feed ?

Description : What does Hydra use to feed ?

Last Answer : Hydra feeds with the help of cultivators.

Which species of Hydra is most abundant in Bangladesh ?

Description : Which species of Hydra is most abundant in Bangladesh ?

Last Answer : Hydra vulgaris is one of the most common species of Hydra in Bangladesh .

Who named Hydra ?

Description : Who named Hydra ?

Last Answer : Scientist named Linnaeus Hydra.

Who Discovered Hydra ?

Description : Who Discovered Hydra ?

Last Answer : Hydra was discovered by Abraham Tremblay.

What is the habitat of Hydra ?

Description : What is the habitat of Hydra ?

Last Answer : : Hydra freshwater animals. They usually live in canals , beels , ponds , lakes , ponds , springs. Although they are rarely found in muddy water, they are more common in clear , relatively cool and non ... in the water. In many cases, they are attached to floating petals and hang down in the water.

What is the nature of hydra ?

Description : What is the nature of hydra ?

Last Answer : Habitat of Hydra : Hydra is an independent free-living and carnivorous animal. Hydra are soluble in freshwater solids and hanging on the underside of leaves of aquatic plants. With the help ... creating asexual reproduction and germ cells with the help of buds and bifurcation. Hydra regenerates .

Hydra is an animal of which episode ?

Description : Hydra is an animal of which episode ?

Last Answer : Hydra nidaria.

Hydra is an animal of which episode ?

Last Answer : The animals of the Hydra Nidaria episode.

what is 8883025282 hydra fund i coid 1421578037

Description : what is 8883025282 hydra fund i coid 1421578037

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