Class 11 Biology MCQ Chapter 7 Structural Organisation in Animals
Are you searching for Class 11 Biology MCQ Chapter 7 Structural Organisation in Animals English Medium? Then you are in the right place. This article provides important MCQ questions with answers from Chapter 7: Structural Organisation in Animals for AHSEC Higher Secondary First Year students.
In this chapter, students learn about the structural organization of animal bodies and the different tissues that perform specific functions. The chapter covers important topics such as animal tissues, epithelial tissue, connective tissue, muscular tissue, neural tissue, and the morphology and anatomy of common animals like cockroaches, frogs, and earthworms. These concepts help students understand how different organs and organ systems work together in living organisms.
The MCQs included here are prepared according to the latest AHSEC syllabus and exam pattern. Practicing these objective questions will help students revise important topics, strengthen their understanding, and improve their performance in examinations.
Whether you are preparing for class tests, annual examinations, or the AHSEC HS First Year Examination, these MCQ solutions will make your Biology preparation easier and more effective.
Unit II. Structural Organisation in Animals and Plants
Structural Organisation in Animals
VSA & MCQ
I. Short Answer Questions (1 Mark Each)
Q1. What is structural organisation in animals?
Ans: It refers to the study of tissues, organs and organ systems in animals.
Q2. What are tissues?
Ans: Groups of similar cells performing a specific function.
Q3. Name the four basic animal tissues.
Ans: Epithelial, connective, muscular and nervous tissues.
Q4. What is epithelial tissue?
Ans: Tissue that covers body surfaces and lines cavities.
Q5. What is connective tissue?
Ans: Tissue that connects and supports different parts of the body.
Q6. What is muscular tissue?
Ans: Tissue responsible for movement.
Q7. What is nervous tissue?
Ans: Tissue that conducts impulses and controls activities.
Q8. What is an organ?
Ans: A group of tissues working together for a function.
Q9. What is an organ system?
Ans: A group of organs working together.
Q10. What is the function of frog skin?
Ans: It helps in respiration and protection.
Q11. What is the function of the frog’s tongue?
Ans: It helps in catching prey.
Q12. What is cloaca in frog?
Ans: A common chamber for digestive, urinary and reproductive systems.
Q13. What is the function of kidneys in frog?
Ans: They remove waste from blood.
Q14. What type of circulation is seen in frog?
Ans: Incomplete double circulation.
Q15. What is haemoglobin?
Ans: A pigment in blood that carries oxygen.
II. Multiple Choice Questions (MCQs)
Q1. Epithelial tissue is mainly for
(a) Movement
(b) Protection
(c) Transport
(d) Storage
Ans: (b)
Q2. Connective tissue includes
(a) Blood
(b) Muscle
(c) Nerve
(d) Epithelium
Ans: (a)
Q3. Muscular tissue helps in
(a) Secretion
(b) Movement
(c) Protection
(d) Digestion
Ans: (b)
Q4. Nervous tissue conducts
(a) Blood
(b) Hormones
(c) Impulses
(d) Oxygen
Ans: (c)
Q5. The outer covering tissue is
(a) Muscle
(b) Epithelium
(c) Bone
(d) Blood
Ans: (b)
Q6. Frog belongs to class
(a) Reptilia
(b) Amphibia
(c) Aves
(d) Mammalia
Ans: (b)
Q7. Frog skin is
(a) Dry
(b) Moist
(c) Hard
(d) Scaly
Ans: (b)
Q8. Frog breathes through
(a) Lungs only
(b) Skin only
(c) Both lungs and skin
(d) Gills only
Ans: (c)
Q9. Frog heart has
(a) Two chambers
(b) Three chambers
(c) Four chambers
(d) One chamber
Ans: (b)
Q10. Cloaca is present in
(a) Fish
(b) Frog
(c) Bird
(d) All
Ans: (d)
Q11. RBC in frog is
(a) Without nucleus
(b) With nucleus
(c) Without haemoglobin
(d) Small
Ans: (b)
Q12. Nephron is unit of
(a) Liver
(b) Kidney
(c) Heart
(d) Lung
Ans: (b)
Q13. Bile is produced by
(a) Pancreas
(b) Liver
(c) Kidney
(d) Heart
Ans: (b)
Q14. Pancreas secretes
(a) Insulin
(b) Bile
(c) Urea
(d) Oxygen
Ans: (a)
Q15. Cartilage is a type of
(a) Epithelial tissue
(b) Connective tissue
(c) Muscle
(d) Nerve
Ans: (b)
Q16. Bone is
(a) Soft tissue
(b) Connective tissue
(c) Muscle tissue
(d) Nervous tissue
Ans: (b)
Q17. Striated muscles are
(a) Voluntary
(b) Involuntary
(c) Both
(d) None
Ans: (a)
Q18. Smooth muscles are
(a) Voluntary
(b) Involuntary
(c) Striated
(d) Rigid
Ans: (b)
Q19. Frog excretes
(a) Ammonia
(b) Urea
(c) Uric acid
(d) Water
Ans: (b)
Q20. Circulation in frog is
(a) Single
(b) Double complete
(c) Double incomplete
(d) Absent
Ans: (c)
