Questão 1
Questão
[blank_start]The brain[blank_end] is in charge of everything in our bodies, sending and receiving messages through the nerves.
Responda
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The brain
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The stomach
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The mouth
Questão 2
Questão
Humans have [blank_start]five senses[blank_end] to help the brain to connect to the world.
Responda
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five senses
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three senses
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friends
Questão 3
Questão
Our five senses are:
Responda
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Sight, hearing, smell, taste, and touch.
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sight, hearing, smell, taste, and brain.
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Smell, arms, and touch. sight, hearing,
Questão 4
Questão
[blank_start]Skeletons[blank_end] are the bones that hold up the human body.
Questão 5
Questão
Bones meet each other at joints held by ligaments.
Questão 6
Questão
[blank_start]Muscles[blank_end] make bones move pulling on them. People have to use lots of muscles for every move.
Responda
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Muscles
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The five senses
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Legs
Questão 7
Questão
People have to use ________________ for every move.
Responda
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lots of muscles
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lots of brains
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lots of water
Questão 8
Questão
Pollination is...
Questão 9
Questão
Just ONE animal reproduces sexually.
Questão 10
Questão
Most animals reproduce sexually. They need [blank_start]two parents: Male and Female.[blank_end]
Questão 11
Questão
Some animals are viviparous; they [blank_start]keep the embryo inside their bodies.[blank_end] Like mammals (humans).
Questão 12
Questão
They are MAMMALS. They reproduce sexually and need two parents (Male and Female).
Questão 13
Questão
An ecosystem is formed by...
Responda
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living and non living things together in one area.
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two parents. Female and Male.
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mountains, rivers and rocks.
Questão 14
Questão
One of the most important factors of an ecosystem is [blank_start]water[blank_end]. It makes the difference between a tropical forest and a desert.
Responda
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water
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pollen
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a family of mammals
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a human body
Questão 15
Questão
Which ecosystems are these?
Questão 16
Questão
Living things get their energy in just ONE way.
Questão 17
Questão
Living things get their energy in DIFFERENT ways.
Questão 18
Questão
[blank_start]Producers[blank_end] like plants make their own food.
[blank_start]Consumers[blank_end] like animals eat other living things.
[blank_start]Decomposers[blank_end] eat dead living things and enrich the soil.
Responda
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Producers
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Consumers
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Decomposers
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Consumers
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Producers
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Decomposers
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Decomposers
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Producers
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Consumers
Questão 19
Responda
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a Decomposer
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a Consumer
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a Producer
Questão 20
Responda
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a Consumer
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a Producer
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a Decomposer
Questão 21
Responda
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a Producer
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A Consumer
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A Decomposer
Questão 22
Questão
Producers, consumers, and decomposers...
Questão 23
Questão
Is a type of energy and It’s measured by temperature.
Questão 24
Questão
Matter can't change state based on heat or temperature.
Questão 25
Questão
Water can change state based on heat or temperature. If you heat water, the molecules will move very fast and will become a gas (steam).
Questão 26
Questão
[blank_start]Heat[blank_end] is used in the preparation of food, it can kill bacteria and viruses, as well as various parasites.
Questão 27
Questão
The food chain was discovered by Louis Pasteur (1864).
Questão 28
Questão
What happens during PASTEURIZATION?
Responda
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Most of the existing bacteria in the food or drink are killed.
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The molecules will move very fast and will become a gas (steam).
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Bacteria and viruses eat dead living things and enrich the soil.
Questão 29
Questão
When heat is used in the preparation of food, it can kill or inactivate harmful organisms, such as ...