Course Content
Characteristics and classification of living organisms
In this unit, students will learn that the Earth is called a living planet because it is where all living things such as plants, animals, and human beings call home. The Earth's ideal proximity to the sun makes it an ideal place for the growth of living organisms.
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Organization of the organism
In this unit, students will learn that Living things grow by making new parts and materials and changing old ones. This happens when a seed grows into a plant or a chick matures into a hen. As human beings grow, they add new structures, such as teeth, and change the proportions of others. A special kind of growth heals injuries.
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Movement into and out of cells
Students will have existing knowledge about food being the main source of energy for the growth and strength of human beings. Reiterate the importance of healthy eating and how foods can be arranged in groups. Introduce the food pyramid using lively visual materials. Discuss the values of sharing food, eating together, and not wasting food. Students should be able to identify food groups and their position in the food pyramid.
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Biological molecules
In this unit, students will learn that Most animals depend on plants for their food. The animals which feed on plants are eaten by another organism for their survival, energy, and growth. Few organisms depend on both plants and animals for their food. Few animals feed on insects, blood, fruits, dead and decayed organisms.Teeth are hard, mineral-rich structures which are used to chew food.
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Enzymes
In this unit, students will learn that there are many kinds of resources in this world, these resources are capital, natural, and human. Students will know that goods are things that are made or grown. Services are helpful something that people do for others. And students will also learn that Scarcity refers to the limited availability of a resource in comparison to the limitless wants
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Plant nutrition
In this unit, students will learn that Anything that is found in nature that can be used by living things is a natural resource. This includes water, minerals, and land. Earth’s supply of raw mineral resources some of we will discuss in this unit. Students will learn every living thing needs water to survive. Water can be found in oceans, rivers, lakes, underground, and frozen in glaciers. Only a small amount of water on Earth is freshwater. Land resources support natural vegetation, wildlife, and transport. The land also provides us with food, cloth, shelter, and other basic needs.
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Human nutrition
In this unit, students will learn that The past is used to describe things that have already happened (e.g., earlier in the day, yesterday, last week, three years ago). The present tense is used to describe things that are happening right now or continuous things. Students will relate past and present to Karachi.
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Transport in plants
In this unit, students will learn that With so many different people and so many different opinions and ideas, disagreements (or conflicts) sometimes happen. When they do, it’s important to know how to resolve the problems and move on. Students will understand and practice healthy ways of resolving conflicts.
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Diseases and immunity
In this unit, students will learn that An invention is a new thing that someone has made. There are many inventions. Students will know that new things that are made or created are called inventions. Inventions are made by inventors.
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Gas exchange in humans
This unit reinforces the concept of forces. Simple machines make work easier. They have few or no moving parts and they work by changing the direction of a force or the amount of force needed to do something. There are many different tools we will use to make work easier.
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Respiration
In this unit, students will learn that we can make the world a better place. This is often a reference to society, not the physical world. It means improving the lives of people. Making life better and easier for people. Environmentalism would be a reference to the physical world.
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Excretion in humans
Coordination and response
Drugs
Reproduction
Inheritance
Variation and selection
Organisms and their environment
Human influences on ecosystems
Biotechnology and genetic modification
IGCSE Biology (0610)
About Lesson

Characteristics of living organisms

  • Movement: Living organisms can move from one place to another. They can also move parts of their bodies, such as their legs, arms, and wings.
  • Respiration: Living organisms respire, which means they take in oxygen from the environment and release carbon dioxide.
  • Sensitivity: Living organisms can sense their environment and respond to changes in it. For example, they can sense light, temperature, and sound.
  • Growth: Living organisms grow over time. They can increase their size and number of cells.
  • Reproduction: Living organisms can reproduce, which means they can create new individuals of their own kind.
  • Excretion: Living organisms excrete waste products, which are substances that their bodies don’t need.
  • Nutrition: Living organisms need to eat food to get the energy they need to grow, reproduce, and maintain their bodily functions.

These characteristics are all essential for life. Without them, an organism would not be able to survive and reproduce.

 

Living Things Definition - JavaTpoint

 

Some examples of how these characteristics are expressed in different living organisms

  • Movement: Animals can move from one place to another by walking, running, swimming, or flying. Plants can move their leaves and flowers towards the sun.
  • Respiration: Animals breathe through their lungs, skin, or gills. Plants breathe through their leaves and stems.
  • Sensitivity: Animals can sense their environment through their eyes, ears, nose, tongue, and skin. Plants can sense light, gravity, and water.
  • Growth: Animals grow by increasing the size and number of their cells. Plants grow by increasing the size and number of their cells, as well as by adding new tissues and organs.
  • Reproduction: Animals reproduce sexually or asexually. Plants can reproduce sexually or asexually, or by vegetative propagation.
  • Excretion: Animals excrete waste products through their urine, feces, and sweat. Plants excrete waste products through their leaves and stems.
  • Nutrition: Animals eat other animals or plants. Plants get their energy from the sun through photosynthesis.

 

Characteristics of Living Organisms | Cambridge IGCSE Biology - Tutopiya

 

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