MCQ Questions for Class 11 Biology: Ch 7 Structural Organisation in Animals

Biology is the study of life. Below, You will find a list of Biology MCQ Questions as per the latest prescribed syllabus. Ace up your preparation with the Objective Questions available on Structural Organisation in Animals and enhance your subject knowledge. Understand the concept clearly by consistently practicing the Multiple Choice Questions and score well in your exams.

Q1. __ is a merocrine gland

(a) Pineal Gland
(b) Sebaceous Gland
(c) Salivary Gland
(d) None of the above

Q2. Antigens are typically found in

(a) Plasma
(b) Cell surface
(c) Nuclear membrane
(d) None of the above

(b) Cell surface

Q3. _ is the enzyme need for muscle contraction. It is present in Myosin.

(a) Actin
(b) Trypsin
(c) ATPase
(d) None of the above

Q4. The basement membrane is derived from __

(a) Myosin
(b) Pachyderm
(c) Endoderm
(d) Epidermis & connective tissue

(d) Epidermis & connective tissue

Q5. __ are blood cells that transport oxygen through the bloodstream

(a) Leukocytes
(b) Erythrocytes
(c) Platelets
(d) None of the above

(b) Erythrocytes

Q6. The bone is a natural reservoir for _

(a) Fluorine
(b) Water
(c) Calcium
(d) Iron

Q7. The soft gelatinous tissue found inside bones is called

(a) Bone effusion
(b) Bone marrow
(c) Bone abscess
(d) None of the above

(b) Bone marrow

Q8. Radiation does more damage to cancer cells when compared to normal cells because

(a) Cancer cells do not multiply often
(b) Cancer cells do not have access to nutrition
(c) Cancer cells have a weak cellular structure
(d) Cancer cells undergo rapid division

(d) Cancer cells undergo rapid division

Q9. Certain neutrophils in female mammals possess a small spherical lobe attached to their nucleus by a stalk. This lobe is called

(a) Barr body
(b) Leucona
(c) Leukopenia
(d) Golgi body

(a) Barr body

Q10. Which of the following match is incorrect ?

(a) Holocirine – Sebaceous
(b) Merocrine – Pancreas
(c) Apocrine – Mammary glands
(d) Eccrine (Merocrine) – Mammary gland

(d) Eccrine (Merocrine) – Mammary gland

Q11. Metagenesis refers to:

(a) Alteration of generation between asexual and sexual phases of an organisms
(b) Occurrence of a drastic change in form during post-embroyonic development
(c) Presence of a segmented body and parthenogenetic mode of reproduction
(d) Presence of different morphic forms

(a) Alteration of generation between asexual and sexual phases of an organisms

Q12. If a clean dry bone is kept in dil HCl for about 3 days, it

(a) Breaks into pieces
(b) Becomes soft and elastic
(c) Dissolves
(d) Remain unchanged

(b) Becomes soft and elastic

Q13. Integument is usually called by the proverb ‘Jack of all trades’ because it-

(a) Gives shape to various structures of the body
(b) Protects of the body
(c) Restricts the size of the individual
(d) Performs various functions

(d) Performs various functions

Q14. The epithelium found in the lining layer of stomach and intestine is –

(a) Columnar
(b) Squamous
(c) Stratified
(d) Pseudostratified

(a) Columnar

Q15. Which one of the following contains the largest quantity of extra-cellular material

(a) Striated muscle
(b) Areolar tissue
(c) Stratified epithelium
(d) Myelinated nerve fibres

(b) Areolar tissue

Q16. ‘Goose -flesh ‘ is:

(a) Arrector pilli muscles contract & they cause the erection of hairs.
(b) Some long and hard hairs situated upon the upper lip in rabbit
(c) Presence of sebum to keep skin soft
(d) Uncooked meat of pork

(a) Arrector pilli muscles contract & they cause the erection of hairs.

Q17. Covering membrane around muscle fibre is known as

(a) Neurilemma
(b) Plasmalemma
(c) Sarcolemma
(d) Myolemma

Q18. Long refractory period is present in

(a) Smooth muscles
(b) Cardiac muscles
(c) Striated muscles
(d) None of these

(b) Cardiac muscles

Q19. Which organ of the body is known as “Jack of all trades” –

(a) Kidney
(b) Brain
(c) Skin
(d) All of the above

Q20. The body cells in cockroach discharge their nitrogenous waste in the haemolymph mainly in the form of :

(a) Potassium urate
(b) Urea
(c) Calcium carbonate
(d) Ammonia

(a) Potassium urate

Q21. In mammals maximum energy is lost by the

(a) Respiration
(b) Urine
(c) Skin
(d) Stool

Q22. Pseudostratified epithelium is present in –

(a) Nephron & Neurone
(b) Larynx & Bronchi
(c) Trachea & Bronchi
(d) Urinary Bladder & Intestine

MCQ Questions for Class 11 Biology with Answers Chapter Wise

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