Biology
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Basic Biology (Cell Structure, Plant and Animal Tissues)
SubtopicBasic Biology (Cell Structure, Plant and Animal Tissues) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
The term used for the entire living matter of a cell, consisting of both the cytoplasm and the nucleus, is:
A.Nucleoplasm
B.Cytoplasm
C.Protoplasm
D.Cell sap
- 2.
Which cell organelle is a network of membrane-bound tubes and sheets involved in the synthesis of lipids?
A.Smooth Endoplasmic Reticulum
B.Rough Endoplasmic Reticulum
C.Golgi Complex
D.Lysosome
- 3.
Which type of leucoplasts are specifically responsible for storing starch in plants like potatoes?
A.Elaioplasts
B.Amyloplasts
C.Aleuroplasts
D.Chromoplasts
Download the worksheet for Biology - Basic Biology (Cell Structure, Plant and Animal Tissues) to practice offline. It includes additional chapter-level practice questions.
Flowering Plants (Morphology of Flower, Pollination, Fertilization)
SubtopicFlowering Plants (Morphology of Flower, Pollination, Fertilization) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
The tissue that attaches the ovules to the wall of the ovary is the:
A.Thalamus
B.Placenta
C.Style
D.Connective
- 2.
A flower lacking petals is technically described as:
A.Apetalous
B.Asessile
C.Acarpous
D.Abracteate
- 3.
What is the name of the chemical or mechanical barriers that prevent self-pollination in some flowers?
A.Fertilization
B.Contrivances
C.Inflorescence
D.Placentation
Download the worksheet for Biology - Flowering Plants (Morphology of Flower, Pollination, Fertilization) to practice offline. It includes additional chapter-level practice questions.
Plant Physiology (Structure of Seed, Germination Types)
SubtopicPlant Physiology (Structure of Seed, Germination Types) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
Identify the structure that protects the plumule in a maize grain during its passage through the soil.
A.Coleorhiza
B.Coleoptile
C.Aleurone
D.Radicle
- 2.
The germination in Rhizophora is a special case known as:
A.Hypogeal
B.Epigeal
C.Vivipary
D.Dormancy
- 3.
Which of the following is required to activate enzymes during the early stages of germination?
A.Water
B.Light
C.Carbon dioxide
D.Chlorophyll
Download the worksheet for Biology - Plant Physiology (Structure of Seed, Germination Types) to practice offline. It includes additional chapter-level practice questions.
Diversity in Living Organisms (Five Kingdom Classification, Bacteria, Fungi)
SubtopicDiversity in Living Organisms (Five Kingdom Classification, Bacteria, Fungi) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
Bacteria belong to which of the following groups based on cell complexity?
A.Prokaryotes
B.Eukaryotes
C.Multicellular
D.None of these
- 2.
The scientific name of an organism should be written such that:
A.The whole name is capitalized
B.The genus name starts with a capital letter
C.The species name starts with a capital letter
D.No part is capitalized
- 3.
Which of the following kingdoms is correctly matched with its cell type?
A.Monera - Eukaryotic
B.Protista - Prokaryotic
C.Fungi - Eukaryotic
D.Animalia - Prokaryotic
Download the worksheet for Biology - Diversity in Living Organisms (Five Kingdom Classification, Bacteria, Fungi) to practice offline. It includes additional chapter-level practice questions.
Human Anatomy and Physiology (Nutrition, Digestive System, Skeleton, Movement, Skin, Respiratory System)
SubtopicHuman Anatomy and Physiology (Nutrition, Digestive System, Skeleton, Movement, Skin, Respiratory System) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
Which vitamin deficiency causes rickets in children, characterized by soft and weak bones?
A.Vitamin A
B.Vitamin B
C.Vitamin C
D.Vitamin D
- 2.
The shoulder blade is anatomically known as the:
A.Clavicle
B.Scapula
C.Sternum
D.Patella
- 3.
Which of the following is NOT a part of the small intestine?
A.Duodenum
B.Jejunum
C.Ileum
D.Caecum
Download the worksheet for Biology - Human Anatomy and Physiology (Nutrition, Digestive System, Skeleton, Movement, Skin, Respiratory System) to practice offline. It includes additional chapter-level practice questions.
Health and Hygiene (Common Diseases, Modes of Transmission, First Aid)
SubtopicHealth and Hygiene (Common Diseases, Modes of Transmission, First Aid) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
Which of the following can lead to the spread of Hepatitis A?
A.Bite of a mad dog
B.Consumption of contaminated food or water
C.Iron deficiency in diet
D.Inhaling dust particles
- 2.
Inflammation of the membranes surrounding the brain and spinal cord is known as:
A.Bronchitis
B.Meningitis
C.Arthritis
D.Gastritis
- 3.
Which of the following is a symptom of Marasmus?
A.Swelling of the body (oedema)
B.Extreme thinning of limbs and loss of body weight
C.Bleeding into joints
D.Blueing of skin
Download the worksheet for Biology - Health and Hygiene (Common Diseases, Modes of Transmission, First Aid) to practice offline. It includes additional chapter-level practice questions.
Waste Generation and Management (Sources of Waste, Methods of Safe Disposal)
SubtopicWaste Generation and Management (Sources of Waste, Methods of Safe Disposal) under Biology for Grade 9 ICSE.
Preview questions (no answers)
- 1.
Which of these is a way to manage municipal solid waste effectively?
A.Dumping it in the ocean
B.Segregation and Recycling
C.Leaving it on the roadside
D.Burning it in residential areas
- 2.
Which material is considered environmentally friendly for making carry bags?
A.Plastic
B.Jute
C.Polystyrene
D.Synthetic fiber
- 3.
Which of the following is an example of agricultural waste?
A.Pesticide containers
B.Old televisions
C.Broken glass
D.Cardboard
Download the worksheet for Biology - Waste Generation and Management (Sources of Waste, Methods of Safe Disposal) to practice offline. It includes additional chapter-level practice questions.