Frog: Intestine of earthworm contain a special organ which help in absorption. These linings are shed with the rest of the cuticle when the insect moults. (a) striated cuboidal epithelium Blood glands are important in earthworm. They are also used as bait in the game fishing. Question 49. ________ acts as a shock absorber to cushion when tibia and femur came together. Each compound eyes in cockroach consists of about 200 ommatidia. A. Chondocyte. 2. (c) A – iv, B – ii, C – iii, D – i In cockroach, respiration takes place through a small openings on the sides of its body called spiracles. (c) First, last and Clitellum. Answer: Therefore, cockroach is called Uricotelic. (b) simple squamous epithelium Explain the respiratory system in cockroaches. Dissect and display the respiratory system of the specimen. Answer: Both typhlosole and villi are part of intestine of earthworm and human beings respectively. Question 1. The type of cell junction, which facilitates cell to cell communication is (d) olfactory epithelium of our nose Write the suitable world for the 4th place. Tissue contains fibroblasts, macrophages and mast cells. Question 6. 4. Answer: (c) Muscular When body diameter exceeds about 3cm, the respiratory needs cannot be met. 1. Answer: Red Blood Cells and White Blood Cells are the cellular components of the blood. How to draw respiratory system of cockroach? (b) 14 -16 Visceral organs are immersed in haemolymph or blood of cockroach. Fibres and fibroblasts are compactly packed in the dense connective tissues. (d) simple ciliated columnar epithelium, Question 12. Answer: (c) spleen There are 10 pairs of spiracles in the cockroach. (a) stomach So cockroach is known as uricotelic animal. At the end of the bronchioles we find alveoli which is the gas exchange surface of the human respiratory system. 2. Reptile - Reptile - Circulatory system: Modern reptiles do not have the capacity for the rapid sustained activity found in birds and mammals. (c) biotin and folacin Diffusion alone does not meet the respiratory demands of the animal. Answer: Justify. 2. (a) stratified squamous (d) basophils and monocytes Foregut- It is also known as stomadaeum and is divided into buccal chamber, pharynx, oesophagus, crop, and gizzard. Where are its sex organs situated? In earthworm, segments 14-16 are covered by a prominent dark band of glandular tissue called __________. They open through 10 pairs of spiracles that are present on the lateral side of the body. Red blood cells (RBC), White blood cells (WBC) and platelets. Orientation of fibres show a regular or irregular pattern and are called dense regular and dense irregular tissues. Answer: This means that the exchange of gases occurs nearer the cells. The atmospheric air directly comes in contact with the various organs of the body and therefore, the blood is not used for respiration. (d) Muscles Answer: A – Found in the wall of internal organs and concerned with the movement of these organs. Give an account on Nephridia of earthworm. Gases are moved, to a large extent, by pumping actions of the body segments. The head of cockroach holds a bit of a nervous system while the rest is situated along the ventral part of its body. Question 3. Thin tubes carry oxygen from the air to all the parts of the body. Bees can accelerate their rate of oxygenation- increasing their respiration rate. Cockroach excrete nitrogenous waste in the form of uric acid. How many segments are present in the abdomen of cockroach. It consists of ileum, colon, rectum. Copy and complete the animals on the table and the excretory organs. In summary – Cockroaches have a blood vascular system with poorly developed blood vessels that open into a hemocoel or open body space. Earthworm – Nephridia; Cockroach – ……………. Answer: Question 11. (d) 16-18 The type of tissue lining the nasal passage, bronchioles and fallopian tubes is Question 17. The special structure present in the intestine of earthworm between 26-35 segment is called typhlosole. (c) Ciliated epithelium – Bronchioles There are two types of glands in our body. Answer: Question 8. Answer: (a) Epithelial Write the cellular components of blood. Answer: Question 7. It is where the fluid and gas meet (= the fluid/gas interface), that exchange of gases occurs (oxygen is taken up, carbon dioxide is given off). Answer: Question 16. The respiratory organ of cockroach is referred to as tracheae. While viewing the fallopian tube through CT scan we can find large number of cilia. Peristomium is from where the true segment of the earthworm body starts. Cockroaches (or roaches) are insects of the order Blattodea, which also includes termites.About 30 cockroach species out of 4,600 are associated with human habitats. The abdomen of cockroach consists of 10 segments. You are given permanent slides of a bone and cartilage. Respiration in Cockroach. Question 57. The posterior end is slightly rounded. (b) Cartilage Frog show sexual dimorphism. Simple epithelium and compound epithelium, Dense regular and dense irregular connective tissues, Exocrine, endocrine, salivary gland, ligament, Antennae is not a masticating part of cockroach. 14.2 Tracheal system in a cockroach 14.1.4 Respiratory system in humans (pulmonary respiration) zHumans have a well developed respiratory system suitable for meeting the higher requirement of oxygen in their bodies. COCKROACH The slide contain about- 1. Brain of frog is enclosed in a bony structure named ____________. (i) The body of the cockroach is segmented and divisible into three distinct regions - head, thorax and abdomen. Observe the given diagram of human respiratory system. (b) liver Give reason. Septal nephridia: Present on both the sides of intersegmental septa of segments 5 to the last that open into intestine. Answer: Answer: (a) lung (d) pharynx What is the position of a ovaries in cockroach? (d) squamous epithelium e. Labium. The cuticle lines the tracheae. (a) squamous epithelium Blood – The main circulating fluid that help in the transport of various substances. Question 46. Question 40. Question 7. Question 38. Question 19. Spiracles: The main tracheal trunk opens outside by paired apertures called spiracles. In the extreme case of fatigued flight muscle, the exchange interface lies within the muscle cells. Hypochronic microcytic anaemia and leucopenia are caused by the deficiency of respectively. From the following segments, find out the segments in which, Clitellum is situated in a mature earthworm. (d) Hyaline cartilage Compare the circulatory system and blood of frog with that of an earthworm. Setae, Question 20. It is terrestrial living in narrow species eg behind cupboard. Ureter, Urinary bladder and cloaca. There are three types of nephridia in the earthworm: septal nephridia, present on both the sides of intersegmental septa of segment 15 to the last that open into intestine, integumentary nephridia, attached to lining of the body wall of segment 3 to the last that open on the body surface and pharyngeal nephridia, present as three paired tufts in the 4, Septal nephridium and pharyngeal nephridium. Answer: The nasal chamber of rabbit has three thin twisted bony plates called conchae. Answer: where as compound epithelium is protective in function. Respiratory System. Question 31. As body size increases, the efficiency decreases. Hemoglobin is dissolved in the plasma. It acts as a protective barrier and plays a vital role in inhalation and exhalation. Tendons, which attach skeletal muscles to bones and ligments which attach one bone to another are examples of this tissue. (b) pyridoxine and folacin. Compound eyes are more effective than vertebrate eye. Axons it is the tail like structure of a neuron. (b) Connective, Question 3. D) They include cartilage, bone, adipose tissue and blood. If there is any error, correct it. How many segments are present in the abdomen of cockroach? Answer: (a) lymphocytes and monocytes Answer: Invertebrate, Insecta, Malpighian tubules, gonapophysis. Circulating fluid of cockroach is colourless. Draw a neat labelled diagram of Respiratory System of Cockroach. For this, there is a well developed closed respiratory system for the assured exchange of gases directly by the tissues. They produce blood cells and hemoglobin which is dissolved in blood plasma. It is dorsal-ventrally flattened to enable it to ship easily into narrow species. (c) ciliated Cockroach does not possess respiratory pigment. Their role is to facilitate movement of organs like hands and feet. The main function of blood is to transport gases, nutrients and easte products in the body. Circulating Fluid in Cockroach 3. Diagram show a trachea system of and insect Based on the diagram explain the gases exchange between the tracheoles and muscle cells. The rib cage (not shown in the diagram) surrounds the lungs and its contents. B) Labrum Identify the animals from the hints given below. Neuroglia cells protect and support neurons in our neural system. Oxygen rich air rushes through spiracles into the tracheal tubes, diffuses into the body tissue and reaches every cell of the body. 3. Answer: Question 5. Blood is composed of plasma and cells. (a) Ligament Question 4. d. Maxilla In earthworm blood circulatory system is closed type. (b) 14 -16, Question 12. Identify the tissue present in the fallopian tube. Name the above connective tissue. Substantiate your answer. The system is poorly developed and consists of following organs: ADVERTISEMENTS: […] Mandibles are often simply referred to as jaws. (c) ciliated epithelium, Question 14. Draw a flow chart showing the flow of air through this system. Mouth → oesophagus → stomach → Intestine → Rectus → Cloacal aperture, 2. In females abdomen is broad and anal styles are absent. Answer: (e) brush borders (b) brush bordered These pass fine branches, the tracheoles, to all parts of the body. 2. Answer: Answer: Muscular tissue and neural tissue. The structures protect and support neurons in neural system. These spiracles are present on the lateral sides of the body. The type of epithelial cells, which line the inner surface of fallopian tubes, bronchioles and small bronchi, are known as (b) pyridoxine and folacin A, B, C, D. Where do you find the following structures in human body. But blood of earthworm is red in colour because hemoglobin is dissolved in blood plasma. They produce blood cells and hemoglobin. Answer: (c) Blood The respiratory system is enlarged- making rapid flight capable. Excretion is performed by malpighian tubules. • In cockroach major amount of C02 is sent out by diffusion method through cuticle. Answer: Name the respiratory organs of insects. (c) simple squamous epithelium Excretory system consists of a pair of kidneys. Give reason. “All glands in our body do not have ducts of their own.” Do you agree with this statement. (d) stratified epithelium How does the earthworm neutralises the humic acid? Cloaca is a common opening of 3 tubes or tracts. (iii) They are monoecious and both sexes have well developed reproductive organs. Give reason. These tracheal tubules carry oxygen from the air to all the parts of their body. Question 22. 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Answer: (c) lymphocytes and eosinophils Copyright © 1997-2020 Amateur Entomologists' Society. (d) squamous epithelium, Question 13. Question 61. In addition, the fat body nephrocytes and urecose gland also help in excretion. (c) neurosensory epithelium Check whether these are True or False and make corrections if necessary. Answer: (a) columnar ciliated epithelium, Question 11. Respiratory System MCQ Question with Answer Respiratory System MCQ with detailed explanation for interview, entrance and competitive exams. All the four types of tissues. Copy the diagram and label the numbered parts. Answer: Question 2. No respiratory pigments present in the blood of cockroach. Observe the table given below and fill in the blanks from the list given below: So, if the head of cockroach is cut off it will still live for long as one week. These tracheae are lined by chitin. If you continue to use this site we'll assume that you're happy with this. Cockroach respiratory organ is trachea. In most species the spiracles on the first segment of the thorax are missing. Answer: Question 53. Write the missing word in 4th place. Frogs maintain ecological balance because these serve as an important link of food chain and food web in the ecosystem. Keratinised dead layer of skin is made up of Malpighian tubules are the main excretory organs of the cockroach. c. Hypopharynx (d) desmosomes Which one of the following statements is true for cockroach? While dissecting a cockroach to display its digestive system, a student observed certain thick white tubules. Answer: Give reason. (b) Cartilage The respiratory system consists of a network of trachea, that open through 10 pairs of small holes called spiracles present on the lateral side of the body. Question 39. If the head of cockroach is cut off, it will still alive for as long as one week. Question 28. (b) eosinophils and basophils Question 4. They have contractile property which helps in the pumping action of the heart. RBC’s are nucleated and contain red coloured pigment namely hemoglobin. Question 20. (b) brush bordered, Question 3. (b) spleen (d) cubical epithelium Answer: Fibroblasts, Macrophages, Mast cells, Question 13. Answer: 4 pair of spermathecae are found in earthworm, 2 large ovaries are found lying laterally in the 2. Adaptation’s to survive in the environment. (b) cuboidal epithelium Question 5. The blood of the animal is without respiratory pigment called hemolymph. Answer: Frogs are beneficial for mankind. In males styles are present and the abdomen is narrow and V shaped. Question 54. Complete the following sentences: Question 7. First segment of earthworm is Prostomium. Note that no transport system, such as blood, is involved in moving oxygen or carbon dioxide around the body. Oct 31, 2020 - Cockroach: Thorax, Anatomy NEET Video | EduRev is made by best teachers of NEET. In cockroach, respiration occurs through spiracles – a small opening on the sides of its body. • Expiration is a active process. Fig. Question 18. Exchange of gases takes place by diffusion. Anterior end consists of the mouth and the prostomium. Answer: Mandible supports the lower teeth and provides attachment for muscles of mastication (chewing and eating) and facial expression. There are some physiological similarities between typhlosole and villi. Frogs are beneficial for mankind because they eat insects and protect the crop. Labrum, mandibles, Hypopharynx, maxilla and Labium. (a) cuboidal epithelium Earthworm is a hermaphrodite animal. (b) The larval stage is called caterpillar 1. (b) columnar epithelium Mention the mode of respiration in a frog while it is. Question 17. Question 6. 3. Gases move by diffusion within the tracheal system. (b) columnar epithelium Question 34. Blood is a fluid connective tissue. Nephridia is the excretory organ of the earthworm or pheretima. The lining of intestine and kidneys in human is Muscle to bone – Tendon; Bone to Bone – _____________, Bone – osteocytes; Cartilage – __________, Cardiac Muscle – Involuntary; Striated Muscle – __________, Contractile cell – Muscle; Excitable cell – ______________. Cockroach: As a biological student do you agree with this statement? Describe the respiratory system of cockroach with the help of neat and labelled diagrams? Answer: ‘An earthworm respires through skin and excretes through nephridia’ Rewrite the above sentence beginning with ‘A cockroach ………………..’ making appropriate Answer: Question 52. Frogs maintain ecological balance. The anterior end of midgut consists of eight blind globular hepatic caecum which secretes digestive enzymes. Locomotion of Cockroach: Cockroach is a swift runner as well as a flier. Respiratory System. (d) biotin and cyanocobalamin (c) First, last and clitellum (b) epidermis How many types of nephridia are found in earthworm based on their location? The compound epithelium consists of two or more cell layers and has protective function. (Typhlosole, Malpighian tubules, Blood glands, Cloaca, Phallic gland, Kidney, Collateral Gland) Question 1. Simple gland is composed of single cell, while compound gland is composed of multiple cells. Name the portal systems found in frog. Question 24. (a) columnar ciliated epithelium Hence it is the respiratory system of insects which restricts their body size. anatomy of respiratory system 3. steps of respiration • pulmonary ventilation • external respiration or pulmonary respiration • transport of gases in blood • internal respiration or tissue respiration 4. steps of respiration 5. mechanics of breathing • 2 processes- • inspiration-inlow of atmospheric air into lungs. Answer: Humans and cockroach have different respiratory system .Explain one difference between the respiratory system of human and a cockroach . D) Hypopharynx (c) liver Give reason. (b) A – iv, B – iii, C – ii, D – i. Question 1. Draw a flow chart showing the flow of air through this system. Question 15. Answer: Answer: (c) female reproductive system of cockroach Answer: A cockroach has small openings on the sides of its body, called spiracles. (d) olfactory epithelium of our nose, Question 8. (d) pharynx, Question 9. Describe the reproductive system of periplaneta and draw neat and labeled diagrams of it Subject Matter of Circulatory System in Cockroach 2. The cavities of alveoli of lungs are lined by The cockroaches are an ancient group, dating back at least as far as the Carboniferous period, some 320 million years ago. Striated muscle – Skeletal muscle, voluntary muscle, striations present Cardiac muscle – Muscles of heart, branched muscle fibres, intercalated disc. It is an internal median fold of dorsal wall of intestine. Write the function of neuroglial cells. Simple epithelium functions as lining for the body cavities, ducts, tubes etc. They absorb nitrogenous waste products and convert them into uric acid which is excreted out through the hind gut. Epithelial tissue and Muscular tissue. 1. Save my name, email, and website in this browser for the next time I comment. Answer: Question 29. Question 30. (c) simple columnar (c) gap junction, Question 4. Correct the flow chart if there is any mistake. Answer: Respiration in Cockroach. It is short, tubular and lined with glandular endoderm. 4. The process of increasing fertility of soil by the earthworm is called vermicomposting. (b) liver, Question 17. Answer: Draw a neat labelled diagram of male reproductive system of cockroach. Answer: Earthworms are known as ‘Friends of farmers’. Bowman’s glands are located in the To which one of the following categories does adipose tissue belong? Question 50. Blood of cockroach is colourless. Typhlosole, Question 19. Frog in ureotelic where as tadpole is ammonotelic. Pharyngeal nephridia: present as three paired tufts in the 4th, 5th, and 6th segments. Question 8. (b) anterior pituitary Fragment, shape … Calciferous gland, present in the stomach, neutralise the humic and present in humus. Flow chart showing flow of food through the alimentary canal of an earthworm given. Compare the excretory System in Cockroach and Frog. So they does not require any respirations pigment. Which one of the following is not a connective tissue? Carotene pigment is found in the cells of Mouth → Pharynx → Oesophagus → Gizzard → Stomach → Intestine. The blood cells are RBC, WBC and platelets. (a) tight junction (b) simple cuboidal (c) Squamous epithelium, Question 2. Identify the diagram and label the part marked A. (c) Squamous epithelium Where they found in our body? Answer: Question 45. If there is any error, correct it. A) Labium (d) Disc Answer: (c) Tendon (a) Ciliated epithelium, Question 7. Answer: Largest single mass of lymphatic tissue in the body is (c) simple columnar epithelium (c) stratified cuboidal epithelium Excretory wastes are carried by blood into the kidney where it is separated and excreted. Circulation is achieved by the pumping action of the heart. Observe the diagram given below and label the parts Protonema is thread like chain of cells, all others are about morphological structure of cockroach. Identify the 3 animals and arrange the structures into 3 separate groups. What are the following and where do you find them in animal body? Question 15. Between kidney and lower parts of the body. Name the different parts of the excretory system- off rog. A … Exocrine gland and Endocrine gland. Teacher explained it as part of respiratory system. The spiracles contain valves which prevent the backflow of air. A – Liver The alveoli is the site at which oxygen is exchanged for carbon dioxide. In males, there is presence of anal style and genital pore in the 9. (d) Both (b) and (c) Question 10. Question 32. • Cockroach, Grasshoppers and Beetles exhibit the phenomenon of discontinuous ventilation. This video is highly rated by NEET students and has been viewed 1341 times. Copy the diagram and label the numbered parts. Oothecae. This is not called a true segment as it doesn’t contain typical organs of an annelida. Answer: Name the tubules. (iv) The development of P. americana is paurometabolus, meaning there is development through nymphal stage. ‘Neuroglia make up more than one half the volume of neural tissue in our body’. Question 58. Mouth→Pharynx → Stomach → intestine → Gizzard → Oesophagus. Question 5. Match the following with reference to Cockroach and choose the correct option. (d) kidney This kind of vision is known as mosaic vision. No. 3. The tracheae open to the air at the paired spiracles. (a) Ciliated epithelium Name the labeled parts A, B in the diagram given below (b) Cartilage, Question 16. Question 14. Frogs maintain ecological balance because they serve as an important link of food chain and food web in the ecosystem. 1 answer. (c) trachea Blood cell of earthworm lack hemoglobin. 3. Name the cells present in areolar tissue. Write a note on typhlosole. The columnar epithelium is composed of a single layer of tall and slender cells. Blood glands are present on the 4th, 5th and 6th segments of earthworm. Answer: Blood of cockroach is composed of colourless plasma and hemocytes. Simple epithelium is composed of one layer of cells, while compound epithelium is composed of more than one layer of cells. This arrangement does vary with different species. So they are called ureotelic animal. When the air enters the respiratory system of a cockroach through these outside openings, spiracles act as muscular valves, leading to the inside respiratory system. B – Ciliated epithelium is to move particles or mucus in a specific direction over the epithelium. Whereas Ureotelism requires only a moderate quantity of water. 15. Which one of the following types of cell is involved in making of the inner walls of large blood vessels? Answer: Midgut- It is also known as mesenteron or ventriculus. Classify them under three headings. In some countries the muscular legs of frog are used as food by man.
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