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🌸 ICSE Class 9 Biology – Practice Question Paper

Chapter: Flower – Pollination and Fertilization
Time: 1½ Hours
Full Marks: 50

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Section A – Objective Type (10 Marks)

Q1. Fill in the blanks: (1×5 = 5 marks)
a) The male reproductive part of a flower is the __________.
b) The process of transfer of pollen from anther to stigma is called __________.
c) Double fertilization is found in __________ plants.
d) The ovule develops into a __________ after fertilization.
e) The sticky surface of the carpel that receives pollen is called the __________.

Q2. Choose the correct option: (1×5 = 5 marks)
a) Which part of the flower becomes the seed?
i. O***y
ii. Ovule
iii. Stigma
iv. Style

b) Pollination by insects is called:
i. Hydrophily
ii. Anemophily
iii. Entomophily
iv. Zoophily

c) Which of the following is a unisexual flower?
i. Hibiscus
ii. Mustard
iii. Papaya
iv. Rose

d) Fertilization occurs when:
i. Ovule forms the o***y
ii. O***y releases ovules
iii. Male gamete fuses with female gamete
iv. Anther breaks open

e) The part of the stamen that produces pollen is:
i. Filament
ii. Style
iii. Anther
iv. O***y

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Section B – Short Answer Questions (20 Marks)

Q3. Answer the following questions in short: (2×5 = 10 marks)
a) What is the difference between self-pollination and cross-pollination? Give one example of each.
b) What are the conditions necessary for pollination to be successful?
c) Mention two characteristics of insect-pollinated flowers.
d) Define fertilization. What happens immediately after fertilization?
e) What are the functions of the following parts of a flower?
i. Petals
ii. Sepals

Q4. Answer the following questions with explanations or diagrams: (2×5 = 10 marks)
a) Draw a neat, labelled diagram of a longitudinal section of a flower.
b) Write two differences between monocarpellary and multicarpellary gynoecium.
c) What is double fertilization? Is it seen in all flowering plants?
d) List three agents of pollination and one feature each of the flowers adapted to them.
e) Name two artificial methods of pollination used in agriculture.

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Section C – Application/Long Answer Questions (20 Marks)
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# # Sample questions paper of Chemistry for preparing Assessment exam at school

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🧪 ICSE Class 9 Chemistry – Question Paper

Chapter: Chemical Changes and Reactions
Time: 1½ Hours
Full Marks: 50

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Section A – Objective Type Questions (10 Marks)

Q1. Fill in the blanks: (1×5 = 5 marks)
a) A reaction in which heat is given out is called __________.
b) The formation of a brown coating on iron is called __________.
c) The chemical name of quicklime is __________.
d) A __________ reaction involves two compounds exchanging ions.
e) The gas evolved when zinc reacts with dilute sulphuric acid is __________.

**Q2. Choose the correct option: (1×5 = 5 marks)
a) Which of the following is a chemical change?
i. Melting of ice
ii. Dissolving sugar in water
iii. Burning of paper
iv. Breaking a glass

b) Which of these is a displacement reaction?
i. Zn + H₂SO₄ → ZnSO₄ + H₂
ii. HCl + NaOH → NaCl + H₂O
iii. AgNO₃ + NaCl → AgCl + NaNO₃
iv. CaCO₃ → CaO + CO₂

c) Which of the following reactions is endothermic?
i. Combustion of wood
ii. Photosynthesis
iii. Neutralisation
iv. Respiration

d) A change where the original substance cannot be regained is:
i. Physical change
ii. Temporary change
iii. Chemical change
iv. Reversible change

e) Rust is chemically known as:
i. Fe₂O₃.xH₂O
ii. CuSO₄
iii. ZnO
iv. FeO

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Section B – Short Answer Questions (20 Marks)

Q3. Answer the following (2×5 = 10 marks)
a) Define:
i. Chemical change
ii. Precipitation reaction

b) Write two differences between physical and chemical changes.

c) Write balanced chemical equations for:
i. Magnesium burns in air
ii. Zinc reacts with dilute hydrochloric acid

d) What is a combination reaction? Give one example.

e) Why is the reaction between barium chloride and sodium sulphate considered a double displacement reaction?

Q4. Write the balanced chemical equations for the following (1×5 = 5 marks)
a) Iron reacts with copper sulphate solution
b) Lead nitrate reacts with potassium iodide
c) Calcium oxide reacts with water
d) Hydrogen reacts with oxygen to form water
e) Heating of calcium carbonate

Q5. Name the type of reaction in each of the following (1×5 = 5 marks)
a) Zn + H₂SO₄ → ZnSO₄ + H₂
b) NaOH + HCl → NaCl + H₂O
c) 2H₂ + O₂ → 2H₂O
d) AgNO₃ + NaCl → AgCl + NaNO₃
e) CaCO₃ → CaO + CO₂

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Section C – Application and Reasoning (20 Marks)

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📚 ICSE Class 9 – Sample Question Papers (Biology & Chemistry) for preparation of Assessment test in school

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🧬 ICSE Class 9 Biology – Question Paper

Chapters: Cell – The Unit of Life & Tissues
Time: 1½ Hours
Full Marks: 40

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Section A – Objective Type Questions (10 Marks)

Q1. Fill in the blanks: (1×5 = 5 marks)
a) The unit of life is called the __________.
b) A tissue is a group of __________ performing a similar function.
c) The cell wall is made up of __________ in plant cells.
d) The fluid part of the cytoplasm is called __________.
e) Xylem is a __________ tissue.

Q2. State whether the following statements are True or False: (1×5 = 5 marks)
a) Nucleus is absent in prokaryotic cells.
b) Muscle tissues are made of neurons.
c) Mitochondria are called the powerhouse of the cell.
d) Phloem transports water in plants.
e) Parenchyma is a simple permanent tissue.

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Section B – Short Answer Questions (15 Marks)

Q3. Answer the following questions: (3×5 = 15 marks)
a) Write three differences between plant and animal cells.
b) What are the functions of the following cell organelles?
i. Mitochondria
ii. Nucleus
iii. Ribosomes
c) Name the four types of animal tissues and mention one function of each.
d) What is plasmolysis? Name the conditions under which it occurs.
e) Define the following:
i. Cell membrane
ii. Meristematic tissue
iii. Cytoplasm

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🧪 ICSE Class 9 Chemistry – Chapter: Language of Chemistry

Chapter: Language of Chemistry
Marks: 40
Time: 1½ Hours

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Section A – Objective Type Questions (10 Marks)

Q1. Fill in the blanks (1×5 = 5 marks)
a) The chemical formula of calcium nitrate is __________.
b) The valency of aluminium is __________.
c) __________ is the term for a group of atoms having a charge.
d) One mole of any substance contains __________ particles.
e) The symbol of potassium is __________.

Q2. Match the following (1×5 = 5 marks)

Column A Column B

1. H₂SO₄ a) Sodium hydroxide
2. NaOH b) Potassium sulphate
3. K₂SO₄ c) Sulphuric acid
4. CaCl₂ d) Calcium chloride
5. NH₄Cl e) Ammonium chloride

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Section B – Short Answer Questions (15 Marks)

Q3. Answer the following briefly (3×5 = 15 marks)

a) Write the valency and formula of:
i. Magnesium oxide
ii. Ammonium sulphate

b) Define the following terms with examples:
i. Radical
ii. Molecular formula
iii. Variable valency

c) Differentiate between:
i. Anion and Cation
ii. Molecule and Radical
iii. Atom and Ion

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Section C – Application-Based / Numericals (15 Marks)

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