Students are advised to practice the NCERT MCQ Questions for Class 11 Biology Chapter 7 Structural Organisation in Animals with Answers Pdf free download is available here. MCQ Questions for Class 11 Biology with Answers are prepared as per the Latest Exam Pattern. Students can solve these Structural Organisation in Animals Class 11 MCQs Questions with Answers and assess their preparation level.
Structural Organisation in Animals Class 11 MCQs Questions with Answers
Solving the Structural Organisation in Animals Multiple Choice Questions of Class 11 Biology Chapter 7 MCQ can be of extreme help as you will be aware of all the concepts. These MCQ Questions on Structural Organisation in Animals Class 11 with answers pave for a quick revision of the Chapter thereby helping you to enhance subject knowledge. Have a glance at the MCQ of Chapter 7 Biology Class 11 and cross-check your answers during preparation.
I. Select the correct answers from the following:
Question 1.
Ligaments joins
(a) Muscle to Muscle
(b) Bone to bone
(c) Skin to muscles
(d) Nerves to muscles
Answer
Answer: (b) Bone to bone
Question 2.
Bone forming cells are
(a) Chondroclasts
(b) Osteoblasts
(c) Chondroblasts
(d) Osteoclasts
Answer
Answer: (b) Osteoblasts
Question 3.
Adjacent epithelial cells are held together by
(a) Oxysomes
(b) Ribosomes
(c) Desmonemes
(d) Desmosomes
Answer
Answer: (d) Desmosomes
Question 4.
Afferent nerve fibres carries impulses from
(a) Receptor to central nervous system
(b) Central nervous system to muscles
(c) Effector to central nervous system
(d) Central nervous system to receptors.
Answer
Answer: (a) Receptor to central nervous system
Question 5.
Most human neurons are
(a) Unipolar
(b) Bipolar
(c) Multipolar
(d) Pseudounipolar
Answer
Answer: (c) Multipolar
Question 6.
Epithelial tissue with thin flat cells appearing like packed tiles occurs on
(a) Outer surface of ovary
(b) Inner lining of cheek
(c) Inner lining of fallopian tubes
(d) Inner lining of stomach
Answer
Answer: (b) Inner lining of cheek
Question 7.
Achondroplasia is a disease related with the defect in the formation of
(a) Mucosa
(b) Bone
(c) Cartilage
(d) Membrane
Answer
Answer: (c) Cartilage
Question 8.
Cartilage is formed by
(a) Chondriocytes
(b) Fibroblasts
(c) Osteoblasts
(d) Osteoclasts
Answer
Answer: (a) Chondriocytes
Question 9.
Tendons connect
(a) Nerve to muscle
(b) Bone to muscle
(c) Bone to bone
(d) Muscle to muscle
Answer
Answer: (b) Bone to muscle
Question 10.
The camel’s hump is composed of a tissue which provides water when oxidised. It is
(a) Adipose
(b) Skeletal
(c) Areolar
(d) Muscular
Answer
Answer: (a) Adipose
Question 11.
Maximum numbers of white blood corpuscles is that of
(a) Monocytes
(b) Neutrophils
(c) Eosinophils
(d) Basophils
Answer
Answer: (b) Neutrophils
Question 12.
Matrix of areoler tissue is secreted by
(a) Fibrocytes
(b) Mast cells
(c) Histiocytes
(d) None of these
Answer
Answer: (b) Mast ceils
Question 13.
Urinary bladder is iined with
(a) Simple epithelium
(b) Pseudostratified epithelium
(c) Stratified epithelium
(d) Transitional epithelium
Answer
Answer: (d) Transitional epithelium
Question 14.
Germinal epithelium of ovary is formed of
(a) Columnar epithelium
(b) Cuboidal epithelium
(c) Stratified epithelium
(d) Squamous epithelium
Answer
Answer: (b) Cubodial epithelium
Question 15.
Basement membrane is made up of
(a) Endodermal cells only
(b) Epidermal cells only
(c) No cells at all, but is product of epithelial cells
(d) Both epidermal and endodermal cells.
Answer
Answer: (c) No cells at all, but is product of epithelial cells
Question 16.
Protein present in the matrix of cartilage is known as
(a) Actin
(b) Chondrin
(c) Casein
(d) Ossein
Answer
Answer: (b) Chondrin
Question 17.
Nissl’s granules occur in
(a) Epithelial cells
(b) Nerve cells
(c) Cartilage cells
(d) Muscle fibres
Answer
Answer: (c) Cartilage cells
Question 18.
Outer covering of cartilage is known as
(a) Peritonium
(b) Endosteum
(c) Periosteum
(d) Perichondrium
Answer
Answer: (d) Perichondrium
II. Fill in the blanks
Question 1.
The body of a simple organism like ………….. is made of different types of cells and the number of cells in each type can be in ………….
Answer
Answer: hydra, thousands
Question 2.
All complex animals consist of only four basic types of tissues. These tissues are organised in specific proportion and pattern to form an organ like ………, ……….., ……….. and ………..
Answer
Answer: stomach, lung, heart, kidney
Question 3.
The tissues are different and are broadly classified into four types as (i) ………… (ii) ………… (iii) ………… and (iv) ………….
Answer
Answer: Epithelial, Connective, Muscular, Neural
Question 4.
There are two types of epithelial tissues namely …………….. and ……………
Answer
Answer: simple epithelium, compound epithelium
Question 5.
Simple epithelium is further divided into three types. These are (1) …………… (2) …………. (3) …………….
Answer
Answer: Squamous, Cuboidal, Columnar
Question 6.
Some of the columnar or cuboidal cells get specialised for recretion and are called ………….
Answer
Answer: glandular epithelium
Question 7.
………….. help to stop substance from leaking across a tissue.
Answer
Answer: Tight junctions
Question 8.
…………… perform cementing to keep neighbouring cell together.
Answer
Answer: Adhering junctions
Question 9.
…………… facilitate the cells to communicate with each other by connecting the cytoplasm of adjoining cells, for rapid transfer of ions, small molecules and sometimes’ big molecules.
Answer
Answer: Crap junctions
Question 10.
They range from soft connective tissues to specialised types, which include …………, ……….., ………… and ………….
Answer
Answer: cartilage, bone, adipose, blood
Question 11.
…………… is a contractile tissue present only in the heart.
Answer
Answer: Cardiac muscle tissue
Question 12.
The common Indian earthworms are ………….. and ……………
Answer
Answer: Pheretima, Lumbricus
Question 13.
The body is divisible into three prominent regions …………, …………. and …………..
Answer
Answer: preclitellar, clitellar, post clitellar segments
Question 14.
The body of the cockroach is segmented and divisible into three distinct regions ………., ………….. and …………..
Answer
Answer: head, thorax, abdomen
Question 15.
The body cavity of frogs accommodate different organ system such as …………., …………., ………., …………., ………… and reproductive systems with well developed structures and functions.
Answer
Answer: digestive, circulatory, respiratory, nervous, excretory
III. Mark the statements True (T) or False (F)
Question 1.
In multicellular animals, a group of similar cells along with inter-cellular substance perform a specific function. Such an organisation is called tissue.
Answer
Answer: True
Question 2.
The tissues are different aid are broadly classified into three types as (i) Neural (ii) Muscular (iii) Connective
Answer
Answer: False
Question 3.
On the basis of structural modification of the cells, simple epithelium is further divided into two types. There are 1. Squamous, 2. Columnar
Answer
Answer: False
Question 4.
Some of the columnar or cuboidal cells get specialised for secretion and are called ciliated epithelium
Answer
Answer: False
Question 5.
Lome connective tissue has cells and fibres loosely arranged in a semi-fluid ground substance, for example, adipose tissue present between the skin.
Answer
Answer: False
Question 6.
The intercellular material of cartilage is solid and pliable and resists compression.
Answer
Answer: True
Question 7.
Bones have a hard and non-pliable ground substance rich in calcium salts and collagen fibres which give bone its strength.
Answer
Answer: True
Question 8.
Blood is a fluid connective tissue containing plasma, red blood cells, white blood cells and platelets.
Answer
Answer: True
Question 9.
The smooth muscle is a contractile tissue present only in the heart.
Answer
Answer: False
Question 10.
Cardiac muscle tissue taper at both ends (fusiform) and do not show striations.
Answer
Answer: False
Question 11.
Neuroglia make up more than one-half the volume of neural tissue in our body.
Answer
Answer: True
Question 12.
Each organ in our body is made of one or more type of tissues. For example, our heart consists of all the four types of tissues, Le. epithelial, connective, muscular and neural.
Answer
Answer: True
Question 13.
Earthworms have small cylindrical body. The body is divided into more than ten short segments which are similar.
Answer
Answer: False
Question 14.
Thorax consists two parts – mesothorax and metathorax.
Answer
Answer: False
Question 15.
Frog’s respire on land and in the water by two different methods.
Answer
Answer: True
IV. Match the column I with column II.
| Column I | Column II |
| (a) Frog has different types of sense organs | 1. mesorchium |
| (b) Male frog reproductive organs | 2. each containing 14-16 eggs. |
| (c) The frog excretes urea and thus is | 3. longitudinal conpectives on the ventral side. |
| (d) The prominent endocrine glands found in frog are | 4. structures called anal cerci. |
| (e) Body of a frog is divisible into | 5. a vreotelic animal |
| (f) On an average, females produce 9-10 oothecae | 6. foregut, midgut and hind gut. |
| (g) The female reproductive system consists of two large ovaries | 7. namely organs of touch (sensory papillae), taste (taste buds), smell (nosal epithe Hum), vision (eyes) and hear ing (tym panum with internal ears). |
| (h) The nervous system of cockroach consists of a series of fused, segmentally arranged ganglia joined by paired | 8. head and trunk |
| (i) Sperms are transferred through | 9. lying laterally in the 2nd- 6th abdominal segments. |
| (j) Ootheca is a dark raddish to | 10. Consists of 10 segments. |
| (k) In both sexes, the 10th segment a pair of jointed filamentous. | 11. pituitary, thyroid, parathy roid, thymus, pineal body, pan -creatic islets, adrenals and gonads. |
| (l) The alimentary canal present in the body cavity is divided into three regions. | 12. spermatophores. |
| (m) The abdomen in both males and females | 13. (bisexual), i.e. testes and ovaries are present in the some individual. |
| (n) The mouth parts consisting of a labrum (upper lip), a pair of mandibles | 14. blackish brown capsule, about 3/8″ (8mm) long. |
| (o) Earthworm is hermaphrodite | 15. a pair of maxillae and a labium (lower lip) |
Answer
Answer:
| Column I | Column II |
| (a) Frog has different types of sense organs | 7. namely organs of touch (sensory papillae), taste (taste buds), smell (nosal epithe Hum), vision (eyes) and hear ing (tym panum with internal ears). |
| (b) Male frog reproductive organs | 1. mesorchium |
| (c) The frog excretes urea and thus is | 5. a vreotelic animal |
| (d) The prominent endocrine glands found in frog are | 11. pituitary, thyroid, parathy roid, thymus, pineal body, pan -creatic islets, adrenals and gonads. |
| (e) Body of a frog is divisible into | 8. head and trunk |
| (f) On an average, females produce 9-10 oothecae | 2. each containing 14-16 eggs. |
| (g) The female reproductive system consists of two large ovaries | 9. lying laterally in the 2nd- 6th abdominal segments. |
| (h) The nervous system of cockroach consists of a series of fused, segmentally arranged ganglia joined by paired | 3. longitudinal conpectives on the ventral side. |
| (i) Sperms are transferred through | 12. spermatophores. |
| (j) Ootheca is a dark raddish to | 14. blackish brown capsule, about 3/8″ (8mm) long. |
| (k) In both sexes, the 10th segment a pair of jointed filamentous. | 4. structures called anal cerci. |
| (l) The alimentary canal present in the body cavity is divided into three regions. | 6. foregut, midgut and hind gut. |
| (m) The abdomen in both males and females | 10. Consists of 10 segments. |
| (n) The mouth parts consisting of a labrum (upper lip), a pair of mandibles | 15. a pair of maxillae and a labium (lower lip) |
| (o) Earthworm is hermaphrodite | 13. (bisexual), i.e. testes and ovaries are present in the some individual. |
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