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What I Should Already Know
What I Should Already Know
- Invertebrates have backbones.
- There are 5 types: mammals, birds, fish, reptiles and amphibians
- Some animals are suitable pets but others are not.
- Some animals give birth to live young; others lay eggs.
- Animals need food, water, sleep and air to survive
- Animals have life cycles that vary from birth to death
- Carnivores eat meat, herbivores eat plants. Omnivores eat both.
- Humans have organs which are specialised to do different jobs.
The Human Life Cycle
The Human Life Cycle
You have already learned what a life cycle is in Year 2. If you have forgotten about them, click here to find out more!
You have already learned what a life cycle is in Year 2. If you have forgotten about them, click here to find out more!
Just like other animals, humans have a life cycle that we follow. It begins with a fertilised egg and ends with old age and death. Along ther way, there are many events that happen too.
Just like other animals, humans have a life cycle that we follow. It begins with a fertilised egg and ends with old age and death. Along ther way, there are many events that happen too.
Learn the life cycle below
Learn the life cycle below
Gestation and Foetal Growth
Gestation and Foetal Growth
Humans have a gestation period of around 40 weeks. This means that females are pregnant and a baby grows in the womb for that amount of time. Before a baby is born, it is known as a foetus (pronounced feetus). There are several stages to foetal frowth. Learn about them below.
Humans have a gestation period of around 40 weeks. This means that females are pregnant and a baby grows in the womb for that amount of time. Before a baby is born, it is known as a foetus (pronounced feetus). There are several stages to foetal frowth. Learn about them below.
Some Vocabulary to Learn
Some Vocabulary to Learn
Word
Word
What Does it Mean?
What Does it Mean?
Adolescent
Adolescent
The process of developing from a child to an adult.
The process of developing from a child to an adult.
Adult
Adult
A person who is fully grown or developed.
A person who is fully grown or developed.
Child
Child
A young adult below the age of puberty.
A young adult below the age of puberty.
Foetus
Foetus
The unborn offspring of a mammal.
The unborn offspring of a mammal.
Gestation
Gestation
The process or period of developing inside the womb between conception and birth.
The process or period of developing inside the womb between conception and birth.
Life Expectancy
Life Expectancy
The average age an animal can expect to live to.
The average age an animal can expect to live to.
Offspring
Offspring
An animal’s children/young.
An animal’s children/young.
Puberty
Puberty
The period at which adolescents become capable of reproduction.
The period at which adolescents become capable of reproduction.
Reproduction
Reproduction
The production of offspring by a sexual or asexual process.
The production of offspring by a sexual or asexual process.
Think you know it all? Take the quiz!
Think you know it all? Take the quiz!
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