Structural Organisation in Animals Class 11 NEET Questions. We covered all the Structural Organisation in Animals Class 11 NEET Questions with answers PDF download in this post for free so that you can practice well for the exam.
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Structural Organisation in Animals Class 11 NEET Questions for Students
Identify the striated voluntary muscles from the following.
(A) Cardiac muscles
(B) Smooth muscles
(C) Skeletal muscles
(D) Intestinal muscles
Option c – Skeletal muscles
Identify the structure that is NOT involved in excretion in cockroaches. ( Structural Organisation in Animals Class 11 MCQs )
(A) Urecose glands
(B) Maxillary palps
(C) Malpighian tubules
(D) Nephrocytes
Option b – Maxillary palps
Which of the following are the true characteristics of smooth muscles?
(A) Cylindrical, unbranched, non-striated, multinucleate and involuntary
(B) Spindle-shaped, unbranched, striated, uninucleate, and voluntary
(C) Cylindrical, unbranched, striated, multinucleate, and voluntary
(D) Spindle-shaped, unbranched, non-striated, uninucleate and involuntary
Option d – Spindle-shaped, unbranched, non-striated, uninucleate and involuntary
Which of the following is included in the male reproductive organs of cockroaches? ( Structural Organisation in Animals Class 11 MCQs )
(A) A pair of testes and a pair of oviducts
(B) A pair of testes, a pair of vasa deferentia, and a single ejaculatory duct.
(C) A pair of testes, a pair of vasa deferentia, and spermatheca.
(D) A pair of ovaries, a pair of oviducts, a vagina, and spermatheca
Option b – A pair of testes, a pair of vasa deferentia, and a single ejaculatory duct.
Read the following statements and choose the correct option. Statement I: Neuron is the unit of the neural system. Statement II: Neuroglia protects and supports neurons.
(A) Statement I is correct.
(B) Statement II is correct.
(C) Both statements I and II are correct.
(D) Both statements I and II are incorrect
Option c – Both statements I and II are correct.
In cockroaches, each ovary consists of ……. ovarian tubules. ( Structural Organisation in Animals Class 11 MCQs )
(A) 8
(B) 4
(C) 6
(D) 2
Option a – 8
Identify the tissues that perform the special function of linking and supporting other tissues/organs of the body.
(A) Simple squamous epithelium
(B) Epithelial tissue
(C) Connective tissue
(D) Cardiac tissue
Option c – Connective tissue
Identify the TRUE statement with respect to cockroaches. ( Structural Organisation in Animals Class 11 MCQs )
(A) Anal styles are absent in females.
(B) They are ureotelic.
(C) The number of ovarioles in each ovary is ten.
(D) The larval stage is called a caterpillar.
Option a – Anal styles are absent in females.
Identify the cells that are NOT found in areolar tissue.
(A) Goblet cells
(B) Mast cells
(C) Fibroblasts
(D) Macrophages
Option a – Goblet cells
In male cockroaches, sperm are stored in ( Structural Organisation in Animals Class 11 MCQs )
(A) Mushroom glands
(B) Phallomere
(C) Seminal vesicles
(D) Vas deferens
Option c – Seminal vesicles
In which of the following the intercellular material is solid, pliable, and resists compression?
(A) Tendon
(B) Blood
(C) Bone
(D) Cartilage
Option d – Cartilage
Identify the structure in cockroaches that have sensory receptors that help in monitoring the environment. ( Structural Organisation in Animals Class 11 MCQs )
(A) Pronotum
(B) Proventriculus
(C) Antennae
(D) Tegmina
Option c – Antennae
The ground substance secreted by connective tissue is composed of
(A) disaccharides
(B) monosaccharides
(C) only phospholipids
(D) modified polysaccharides
Option d – modified polysaccharides
Which of the following structures help male cockroaches from females? distinguishing ( Structural Organisation in Animals Class 11 MCQs )
(A) Functional wings
(B) Anal styles
(C) Mesothorax
(D) Abdominal segments
Option b – Anal styles
Which of the following types of fibers are found in dense connective tissues?
(A) Inelastic fibres
(B) Collagen fibres
(C) Muscle fibres
(D) Microtubular fibres
Option b – Collagen fibres
………. are the blood cells found in cockroaches. ( Structural Organisation in Animals Class 11 MCQs )
(A) Leucocytes
(B) Haemocytes
(C) Erythrocytes
(D) Thrombocytes.
Option b – Haemocytes
Identify the FALSE statement with reference to the hind wings of the cockroach.
(A) They are membranous.
(B) They are used in flight.
(C) They are transparent.
(D) They arise from mesothorax.
Option d – They arise from mesothorax.
Select the INCORRECT statement from the following. ( Structural Organisation in Animals Class 11 MCQs )
(A) Cardiac muscle tissue is present only in the heart.
(B) Muscle fibers relax in response to stimulation.
(C) Skeletal muscle tissue is closely attached to skeletal bones.
(D) Smooth muscle fibers taper at both ends.
Option b – Muscle fibers relax in response to stimulation.
Assertion: Smooth muscle tissue is involuntary. Reason: The functioning of smooth muscle tissue cannot be directly controlled.
(A) Both assertion and reason are true and the reason is the correct explanation of assertion.
(B) Both assertion and reason are true and the reason is not the correct explanation of assertion.
(C) The assertion is true and the reason is false.
(D) Both assertion and reason are false.
Option a – Both assertion and reason are true and the reason is the correct explanation of assertion.
In which of the following part does the poorly developed blood vessel of the cockroach opens? ( Structural Organisation in Animals Class 11 MCQs )
(A) Hemocoel
(B) Phallomere
(C) Ostia
(D) Malpighian tubules
Option a – Hemocoel
Which of the following are NOT the sense organs in cockroaches?
(A) Anal cerci
(B) Antennae and eyes
(C) Maxillary and labial palps
(D) Mesentron
Option d – Mesentron
Which of the following statement is INCORRECT about epithelial tissue? ( Structural Organisation in Animals Class 11 MCQs )
(A) Simple epithelium is composed of a single layer of cells.
(B) The epithelium of PCT of the nephron in the kidney has microvilli.
(C) Compound epithelium plays a major role in secretion and absorption.
(D) In columnar epithelium, the nuclei of cells are located at the base.
Option c – Compound epithelium plays a major role in secretion and absorption.
Identify the INCORRECT statement about cockroaches.
(A) The mosaic vision of cockroaches has less sensitivity but more resolution.
(B) The compound eyes are situated at the dorsal surface of the head.
(C) A cockroach can receive several images of an object due to several ommatidia.
(D) Each eye consists of about 2000 hexagonal ommatidia.
Option a – The mosaic vision of cockroaches has less sensitivity but more resolution.
……… molting is required by the nymph of a cockroach to reach the adult stage. ( Structural Organisation in Animals Class 11 MCQs )
(A) 9
(B) 8
(C) 5
(D) 13
Option d – 13
…… have a hard and non-pliable ground substance rich in calcium salts and collagen fibers.
(A) Cartilage
(B) Lacunae
(C) Bones
(D) Tendons
Option c – Bones
Which of the following combination of structures forms the hindgut? ( Structural Organisation in Animals Class 11 MCQs )
(A) Ileum, colon and rectum
(B) Ileum, colon and mesenteron
(C) Crop, ileum, and rectum
(D) Ileum and rectum
Option a – Ileum, colon and rectum
Which of the following forms the inner lining of ducts of salivary glands and pancreatic ducts?
(A) Areolar tissue
(B) Compound epithelium
(C) Adipose tissue
(D) Ciliated epithelium
Option b – Compound epithelium
Which type of development is seen in Periplaneta Americana? ( Structural Organisation in Animals Class 11 MCQs )
(A) Parthenogenesis
(B) Paurometabolous
(C) Hemimetabolous
(D) Holometabolous
Option b – Paurometabolous
Study the following statements and select the correct option. Statement I: Tight junctions help to stop substances from leaking across a tissue. Statement II: On the basis of the mode of pouring secretions, glands are divided into two categories namely exocrine and endocrine glands.
(A) Statements I are correct and II is incorrect.
(B) Statements I is incorrect and II is correct.
(C) Both Statements I and II are correct.
(D) Both Statements I and II are incorrect
Option c – Both Statements I and II are correct.
Study the following statements and choose the correct option. Statement I: Ciliated epithelium helps to move mucus in a specific direction. Statement II: Ciliated epithelium lines the inner surface of bronchioles and fallopian tubes.
(A) Statement I is correct
(B) Statement II is correct
(C) Both statements I and II are correct
(D) Both statements I and II are incorrect
Option c – Both Statements I and II are correct.
Identify the structure that has an outer layer of thick circular muscles and inner thick cuticle, six chitinous teeth, which help in grinding the food. ( Structural Organisation in Animals Class 11 MCQs )
(A) Crop
(B) Hepatic cecae
(C) Oesophagus
(D) Proventriculus
Option d – Proventriculus
Identify the junctions that perform cementing to keep neighboring cells together.
(A) Tight Junctions
(B) Compound Junctions
(C) Adhering Junctions
(D) Gap Junctions
Option c – Adhering Junctions
Which of the following epithelium covers the dry surface of the skin?
(A) Squamous
(B) Simple
(C) Columnar
(D) Compound
Option d – Compound
Which of the following regulates the opening of the spiracles in cockroaches?
(A) Sphincters
(B) Tracheoles
(C) Alary muscles
(D) Ostia
Option a – Sphincters
In cockroaches, through which of the following blood from the sinuses enter the heart?
(A) Ocellus
(B) Trachea
(C) Ostia
(D) Tracheoles
Option c – Ostia
Identify the junction which prevents leakage of substances across a tissue.
(A) Gap Junction
(B) Tight Junction
(C) Adhering junction
(D) All of the above
Option b – Tight Junction
In cockroaches, all sperms are stored in seminal vesicles and are glued together into large bundles called
(A) phallomere
(B) anal style
(C) mushroom gland
(D) spermatophores
Option d – spermatophores
Which of the following statement is INCORRECT with respect to connective tissue?
(A) These are most abundant and widely distributed in the body of complex animals.
(B) They perform the function of linking and supporting other tissues/organs of the body.
(C) Blood is a type of connective tissue.
(D) Adipose and areolar tissue are examples of dense connective tissues.
Option d – Adipose and areolar tissue are examples of dense connective tissues.
…….. are finger-like projections located at the junction of the foregut and midgut.
(A) Gizzard
(B) Hepatic caecae
(C) Crop
(D) Oesophagus
Option b – Hepatic caecae
Identify the structure that represents the external genitalia of the male cockroaches.
(A) Spermatophore
(B) Male gonapophysis
(C) Vasa differentia
(D) Ejaculatory duct
Option b – Male gonapophysis
Which of the following cells line up each Malpighian tubule in a cockroach?
(A) Ciliated and glandular cells
(B) Squamous epithelial cells
(C) Cuboidal and ciliated cells
(D) Glandular and cuboidal cells
Option a – Ciliated and glandular cells
……… is the longest part of the alimentary canal and is thin-walled, narrow, and tubular.
(A) Hindgut
(B) Foregut
(C) Mesenteron
(D) Crop
Option c – Mesenteron
We covered all the structural organisation in animals class 11 neet questions above in this post for free so that you can practice well for the exam.
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