Vidaara.orgClass 9 · Mathematics
CodeVID-M9-WS
Tissues --- Plant and Animal — Practice Worksheet
Name: ____________________
Roll No.: __________
Date: ____________
General Instructions
- All questions are compulsory.
- Choose the correct option (A, B, C or D) for each question.
- The answer key is at the end — try the paper first!
Section A — Multiple Choice (1 mark each)
35 × 1 = 35 marks
1.
Which meristem is responsible for the growth of grass leaves after herbivore damage?
- A.Apical meristem
- B.Lateral meristem
- C.Intercalary meristem
- D.Permanent meristem
2.
Active cell division is the main feature of which of the following tissues?
- A.Parenchyma
- B.Sclerenchyma
- C.Xylem
- D.Meristem
3.
Growth in the girth of a stem takes place due to the activity of:
- A.Lateral meristem
- B.Apical meristem
- C.Intercalary meristem
- D.Vertical meristem
4.
A feature absent in typical meristematic cells is the presence of:
- A.Dense cytoplasm
- B.Prominent nucleus
- C.Large vacuoles
- D.Thin cell wall
5.
Apical meristems are physically located at which of the following regions?
- A.Outer bark
- B.Growing root and shoot tips
- C.Base of petioles
- D.Cortex of roots
6.
Which chemical substance is deposited uniformly in the cell walls of sclerenchyma, making them hard?
- A.Cellulose
- B.Pectin
- C.Lignin
- D.Suberin
7.
Flexibility in plants is primarily provided by which of the following tissues?
- A.Parenchyma
- B.Collenchyma
- C.Sclerenchyma
- D.Chlorenchyma
8.
Aerenchyma is a vital modification found predominantly within:
- A.Xerophytes
- B.Hydrophytes
- C.Mesophytes
- D.Halophytes
9.
Which tissue has thin cell walls, large intercellular spaces, and is composed of living cells?
- A.Sclerenchyma
- B.Collenchyma
- C.Parenchyma
- D.Xylem Vessels
10.
The husk of a coconut is composed entirely of:
- A.Parenchymatous cells
- B.Sclerenchymatous fibers
- C.Collenchymatous cells
- D.Phloem fibers
11.
Which of the following components of xylem tissue is living?
- A.Tracheids
- B.Vessels
- C.Xylem parenchyma
- D.Xylem fibres
12.
Sieve tubes and companion cells are characteristic components of:
- A.Xylem
- B.Phloem
- C.Cambium
- D.Epidermis
13.
The conduction of food through phloem tissue is described as:
- A.Unidirectional
- B.Bidirectional
- C.Multidirectional
- D.Radial only
14.
Which cell type lacks a nucleus at functional maturity but remains living?
- A.Companion cell
- B.Sclerenchyma cell
- C.Sieve tube cell
- D.Xylem parenchyma
15.
The structural elements of xylem that are long, hollow pipes with perforated end walls are:
- A.Tracheids
- B.Vessels
- C.Sieve plates
- D.Bast fibers
16.
The epithelial tissue that forms the delicate lining of blood vessels and lung alveoli is:
- A.Simple cuboidal
- B.Simple squamous
- C.Stratified columnar
- D.Ciliated columnar
17.
Hair-like projections on the outer surface of epithelial cells in the respiratory tract are called:
- A.Microvilli
- B.Flagella
- C.Cilia
- D.Stereocilia
18.
Skin cells are continuously subjected to wear and tear. Therefore, skin is composed of:
- A.Simple columnar
- B.Stratified squamous
- C.Glandular epithelium
- D.Simple cuboidal
19.
Cells that are tall and pillar-like with nuclei located at the base belong to which tissue?
- A.Cuboidal epithelium
- B.Squamous epithelium
- C.Columnar epithelium
- D.Connective tissue
20.
The non-cellular layer that separates epithelial tissue from underlying tissues is called the:
- A.Plasma membrane
- B.Cell wall
- C.Basement membrane
- D.Nuclear matrix
21.
Tendons are dense connective tissues that physically connect:
- A.Bone to Bone
- B.Muscle to Bone
- C.Muscle to Muscle
- D.Nerve to Muscle
22.
The liquid extracellular matrix of blood tissue is known as:
- A.Serum
- B.Lymph
- C.Plasma
- D.Cytoplasm
23.
Which tissue acts as a thermal insulator beneath the skin?
- A.Areolar tissue
- B.Cartilage
- C.Epithelial tissue
- D.Adipose tissue
24.
Cells embedded in a hard matrix composed of calcium and phosphorus are:
- A.Chondrocytes
- B.Osteocytes
- C.Axons
- D.Fibroblasts
25.
Cartilage is found in several parts of the human body, except the:
- A.Pinna of ear
- B.Nose tip
- C.Trachea
- D.Kidney
26.
Which type of muscle tissue exhibits long, cylindrical, unbranched, and multinucleated fibers?
- A.Smooth muscle
- B.Cardiac muscle
- C.Striated muscle
- D.Dense regular muscle
27.
The specialized cellular junctions found exclusively in cardiac muscle cells are called:
- A.Synapses
- B.Intercalated discs
- C.Sieve plates
- D.Tight junctions
28.
Which of the following organs is composed predominantly of involuntary, unstriated smooth muscle?
- A.Biceps
- B.Heart
- C.Wall of intestine
- D.Tongue
29.
Muscle fatigue is caused by the accumulation of which chemical substance during heavy exercise?
- A.Pyruvic acid
- B.Lactic acid
- C.Carbonic acid
- D.Acetic acid
30.
Contractile proteins present in muscle fibers are:
- A.Hemoglobin & Myoglobin
- B.Actin & Myosin
- C.Collagen & Elastin
- D.Keratin & Melanin
31.
The functional unit of the nervous system that conducts electrical impulses is the:
- A.Nephron
- B.Neuron
- C.Axon
- D.Glial cell
32.
Which part of the neuron receives incoming signals from other cells?
- A.Axon
- B.Myelin sheath
- C.Dendrite
- D.Nerve ending
33.
The insulating fatty layer that covers many long axons is called the:
- A.Sarcolemma
- B.Myelin sheath
- C.Plasma membrane
- D.Neurilemma
34.
Glial cells are specialized cells in nervous tissue that function to:
- A.Conduct rapid impulses
- B.Pump blood
- C.Support and protect neurons
- D.Store fat reserves
35.
The microscopic gap between two neighboring neurons is known as a:
- A.Synapse
- B.Node of Ranvier
- C.Sieve plate
- D.Intercalated disc
Answer Key
Section A — Multiple Choice (1 mark each)
- (C) Intercalary meristem
- (D) Meristem
- (A) Lateral meristem
- (C) Large vacuoles
- (B) Growing root and shoot tips
- (C) Lignin
- (B) Collenchyma
- (B) Hydrophytes
- (C) Parenchyma
- (B) Sclerenchymatous fibers
- (C) Xylem parenchyma
- (B) Phloem
- (B) Bidirectional
- (C) Sieve tube cell
- (B) Vessels
- (B) Simple squamous
- (C) Cilia
- (B) Stratified squamous
- (C) Columnar epithelium
- (C) Basement membrane
- (B) Muscle to Bone
- (C) Plasma
- (D) Adipose tissue
- (B) Osteocytes
- (D) Kidney
- (C) Striated muscle
- (B) Intercalated discs
- (C) Wall of intestine
- (B) Lactic acid
- (B) Actin & Myosin
- (B) Neuron
- (C) Dendrite
- (B) Myelin sheath
- (C) Support and protect neurons
- (A) Synapse
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