Who is telling a lie?
Appendix: Digestion is impossible without me.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
Who is telling a lie?
Lung: I play an important role in excretion.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
Give a reason.
Food becomes acidic in the stomach.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
Sketch and label a diagram of the digestive system and describe it in your own words.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
What are micro-organisms?
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Which are the different types of micro-organisms?
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
A refrigerator is used in almost every home.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give a reason.
Intoxicating substances should not be consumed.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
Give reasons.
Your muscles should be strong and efficient.
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
What causes the problem of acidity?
[12] The Muscular System and Digestive System in Human Beings
Chapter: [12] The Muscular System and Digestive System in Human Beings
Concept: undefined >> undefined
Garbage is converted into ______ by micro-organisms.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Explain the uses of micro-organisms.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
Soil is turned over during tilling.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
Fungus grows quickly in moist or humid conditions.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
Bread 'rises' during baking.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
Fodder is soaked in water before offering to cattle.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Explain the harmful effects of micro-organisms.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
There is a possibility of food poisoning if we eat stale food.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
Give reasons.
Diseases spread on a large scale during periods of heavy rainfall and floods.
[11] Cell Structure and Micro-organisms
Chapter: [11] Cell Structure and Micro-organisms
Concept: undefined >> undefined
How are organisms classified?
[1] The Living World: Adaptations and Classification
Chapter: [1] The Living World: Adaptations and Classification
Concept: undefined >> undefined
