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Biology Class IX

The document is an exam paper for Class 9 Biology from St. Stephen's School in Dankuni. It contains two sections - Section A with 5 short answer questions worth 25 marks, and Section B with 5 long answer questions worth 25 marks. Section A tests knowledge of plant and animal cell structures and tissues. Section B defines key biological concepts like cells, tissues, and cell theory, and requires labeling diagrams and describing complex tissue types and functions.

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75 views2 pages

Biology Class IX

The document is an exam paper for Class 9 Biology from St. Stephen's School in Dankuni. It contains two sections - Section A with 5 short answer questions worth 25 marks, and Section B with 5 long answer questions worth 25 marks. Section A tests knowledge of plant and animal cell structures and tissues. Section B defines key biological concepts like cells, tissues, and cell theory, and requires labeling diagrams and describing complex tissue types and functions.

Uploaded by

malshinjan99
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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St.

Stephen’s School, Dankuni

Unit Examination, 2021

Class-IX

Subject-Biology

Time-1 hr F.M- 50

Section-A (25 marks)

1. Name the following: (5)

a) A type of plant tissue that have lost their capacity to divide.

b) Parenchymatous cells that contain chloroplast.

c) Plastids which stores starch.

d) Organelle providing a supporting framework of a cell.

e) Flower lacking both male and female reproductive parts.

2. Differentiate between the following: (4)

a) Cartilage and bone b) Diadelphous and polydelphous stamen

3. Define the following: (10)

a) Placentation b) Protoplasm c) Tissue d) Cambium e) Neuron

4. Give the exact location of the following structures: (6)

a) Nucleolus b) Collenchyma c) Cardiac muscle d) Ovary e) Placenta f) Nectaries

Section- B (25marks)

1. State 4 characteristics of meristematic tissues. What is the function of adipose tissue? (4+1=5)

2. Define cell. What do you mean by cell theory? Who proposed it? (1+3+1=5)

3. Draw a neat and labelled diagram of the nucleus and describe its parts. (5)

4. What are complex tissues? Name the different types of complex tissues in plants? State the functions
of each. (2+1+2=5)
5. State the functions of the following structures: (5)

a) Lysosomes

b) Glandular epithelium

c) Calyx

d) Ligament

e) Lymph

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