Chapter Exam

Unit 2: Structural Organisation in Animals — Online MCQ Test

Q: Which of the following is the basic structural and functional unit of a tissue?

Answer: A. Cell — A tissue is made up of similar cells that perform a common function. Therefore, the cell is the basic unit of a tissue.

Q: Animals that have a body cavity completely lined by mesoderm are called:

Answer: C. Coelomates — A true coelom is fully lined by mesoderm, and such animals are called coelomates.

Q: Animals showing radial symmetry are best suited for:

Answer: B. Sessile or floating life — Radial symmetry is common in animals that remain sessile or float, since body parts are arranged around a central axis.

Q: Which option correctly matches the tissue with its function?

Answer: B. Adipose tissue — storage of fat — Adipose tissue stores fat and also provides insulation and cushioning.

ZOOLOGY · CLASS 11 INTERMEDIATE 1 YEAR · Telangana State Board

Practice Unit 2: Structural Organisation in Animals with a free chapter-wise online MCQ test for Telangana State Board CLASS 11 INTERMEDIATE 1 YEAR ZOOLOGY. This chapter covers: Focusing on body plans this chapter covers levels of organization germ layers animal symmetry coelom types and detailed structure of epithelial connective muscular and nervous tiss.... AI-generated questions from basic to board-exam level, with instant results and explanations.

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Unit 2: Structural Organisation in Animals — Important Questions & Answers (FAQ)

Frequently asked questions from Telangana State Board CLASS 11 INTERMEDIATE 1 YEAR ZOOLOGY — Unit 2: Structural Organisation in Animals, with answers and explanations. These are sample questions; the exam has its own separate question set.

Which of the following is the basic structural and functional unit of a tissue?

A. Cell ✓
B. Organ
C. System
D. Organism

Answer: A. Cell
A tissue is made up of similar cells that perform a common function. Therefore, the cell is the basic unit of a tissue.

Animals that have a body cavity completely lined by mesoderm are called:

A. Acoelomates
B. Pseudocoelomates
C. Coelomates ✓
D. Diploblastic animals

Answer: C. Coelomates
A true coelom is fully lined by mesoderm, and such animals are called coelomates.

Animals showing radial symmetry are best suited for:

A. Directional movement on land
B. Sessile or floating life ✓
C. Burrowing into soil
D. Internal fertilization only

Answer: B. Sessile or floating life
Radial symmetry is common in animals that remain sessile or float, since body parts are arranged around a central axis.

Which option correctly matches the tissue with its function?

A. Simple squamous epithelium — transport of impulses
B. Adipose tissue — storage of fat ✓
C. Smooth muscle — voluntary movement
D. Nervous tissue — contraction of bones

Answer: B. Adipose tissue — storage of fat
Adipose tissue stores fat and also provides insulation and cushioning.

Which statement is most correct regarding connective tissues in animals?

A. They always contain tightly packed cells with almost no matrix
B. They are primarily responsible for transmission of nerve impulses
C. They have abundant intercellular matrix and connect/support body parts ✓
D. They form the outer protective layer of the body

Answer: C. They have abundant intercellular matrix and connect/support body parts
Connective tissues are characterized by abundant extracellular matrix and provide support, binding, and protection.

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