Nepedia

Life Science articles — Page 7

Read about living things, from cells and plants to animals and the human body. Choose an article below; its reading controls let you move between the available levels.

5,533 public articles · Page 7 of 116

Burial

People put bodies in the ground. This is called a burial. It shows respect for someone. It helps families feel better. We use stones to mark the spot. Do you know where people are buried?

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Burn

A burn hurts your skin. It can come from heat. It can come from the sun. It can happen at home. We must be very careful. Have you ever had a sunburn?

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Bustard

Bustards are big birds. They live in dry grass. They eat seeds and small bugs. These birds like to walk on strong legs. They can fly, too. Do you like big birds?

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Cabbage

Cabbage is a leafy plant. It can be green or purple. Some heads are very round. You can eat it raw. You can also cook it. It is good for you. Do you like cabbage?

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Cactus

A cactus is a plant. It lives in dry places. It can store lots of water. The water stays in its stem. Many have sharp spines. These spines help the plant. Do you like cacti?

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Caecilian

Some animals look like long worms. They live in the dark soil. They do not have legs. They eat small things in the ground. These animals are very cool. Do you like looking for worms?

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Caenorhabditis elegans

This is a tiny worm. It lives in the soil. It is clear like glass. We can see through it. It helps us learn about life. It is very small. Can you find it?

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Caiman

A caiman is a water animal. They live in warm rivers. They have bumpy skin. These animals eat fish. They help the water stay healthy. Do you like big animals?

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Calliphoridae

Some flies are shiny and bright. They can be blue or green. They like to find food in many places. This helps the world stay clean. Do you see a shiny fly?

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Cambrian explosion

Long ago, life changed fast. Many new animals appeared. They lived in the sea. Some were very strange. It is fun to learn about them! Do you like old fossils?

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Camel

Camels live in the hot sand. They have big humps on their backs. These humps hold food for later. They help camels walk on sand. Camels can help people carry things. They are very strong. Do you like camels?

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Camellia

Some plants have pretty flowers. They can be pink or red. Some even have yellow parts. We use some leaves to make tea. They grow in warm places. Do you like to drink tea?

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Campanulaceae

Many flowers look like bells. They grow in many places. Some live in dry sand. Some live near lakes. Some are blue or red. You might see them in a garden. Do you like bell flowers?

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Canidae

Dogs and foxes are in one big family. They live in many places. Some are very big. Some are very small. They live in groups. They use smells to talk. Do you have a dog at home?

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Canna (plant)

The canna is a pretty plant. It has big green leaves. It also has bright flowers. The flowers can be red or yellow. People use the roots for food. Do you like bright colors?

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Capillary

Tiny tubes carry your blood. They are very small. They are like thin hair. They give food to your body. They also take away waste. This helps you stay well. Do you have tiny tubes inside you?

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Capra (genus)

Goats are very strong animals. They live in the high mountains. They can climb on bare rocks. They eat plants that grow there. We get milk from some goats. They are very cool to see! Do you like goats?

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Capuchin monkey

Capuchin monkeys are smart monkeys. They live in green forests. They can use tools to get food. This helps them stay full. They like to live in groups. Do you like monkeys?

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Capybara

The capybara is a big rodent. It lives near water. It eats green grass. It is a very good swimmer. It likes to live in groups. Do you like to swim too?

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Cardiac arrest

The heart pumps blood. Sometimes the heart stops. This can happen very fast. It stops moving blood to the body. Doctors work hard to help. They can help the heart start again. Can you feel your own heartbeat?

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Cardinalidae

Many birds are in this group. They live in the Americas. Some are bright red or blue. They can have big bills to eat seeds. These birds are very pretty to see. Do you like bright birds?

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Cardiopulmonary bypass

A special machine helps people. It acts like a heart. It also acts like lungs. It moves blood through your body. This helps doctors fix your heart. It is very helpful. Can you imagine a machine like that?

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Carnivore

Some animals eat meat. They get food from other animals. Some cats must eat meat to stay well. Even some plants eat bugs! This helps them grow strong. Do you know any meat eaters?

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Carnivorous plant

Some plants eat bugs. They catch small things to grow. They live in poor soil. This helps them stay strong. It is very neat! Do you like plants?

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Carotenoid

Some things are bright colors. They are red, orange, or yellow. You see them in carrots. You see them in pumpkins. They help plants grow. They help our eyes see. Do you like eating orange food?

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Carp

Carp are many types of fish. They live in fresh water. Some are used for food. Some are kept for color. They can be very strong. Do you like to see fish?

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Carpenter ant

Carpenter ants live in wood. They chew tunnels in trees. They do not eat the wood. They leave sawdust behind. These ants help the forest. Can you find one in a tree?

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Carrot

A carrot is a root. It grows in the dirt. Most are orange. Some are even purple! Carrots are good to eat. They help us stay strong. Do you like carrots?

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Cartilage

Some parts of your body are soft. They are not hard like bone. This stuff helps your joints move. It is in your nose and ears too. It helps you stay strong. Can you feel your nose?

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Cashew

The cashew grows on a tree. It grows in warm places. The tree has a nut. We can eat the nut as a snack. It can also be in food. Do you like to eat nuts?

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Cassava

Cassava is a plant with roots. These roots are food for many people. They grow in warm places. People boil them to eat. They help us stay strong. Do you like to eat roots?

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Cassowary

The cassowary is a big bird. It lives in the deep forest. It cannot fly. It likes to eat fruit. These birds help the forest grow. Do you want to see one?

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Catfish

Catfish are many kinds of fish. They have whiskers like a cat. Most of them live on the bottom. They do not have scales. Some are very big. Some are very small. Can you find a fish with whiskers?

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Cauliflower

Cauliflower is a tasty vegetable. It has a big, round head. The head can be white or green. You can eat it raw or cooked. It is good for you! Do you like to eat it?

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Cedrus

The cedar is a tall tree. It lives on high mountains. Its leaves are like small needles. The tree smells very good. People use the wood for building. Do you like the smell of trees?

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Cell cycle

This is a book for science. It shares news about tiny life parts. People read it to learn. It comes out every two weeks. It helps us know more. Do you like to learn new things?

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Cell membrane

Every tiny cell has a skin. It keeps the cell safe. It also lets good things in. It keeps bad things out. This helps you stay well. Do you have tiny cells too?

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Cell signaling

Cells talk to each other. They send tiny messages. These messages tell cells what to do. Some messages stay close. Some travel far away. This helps our bodies stay well. Can you imagine talking with your cells?

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Cellular respiration

Your body needs power to move. Tiny parts in your cells make this power. They use food and the air you breathe. This helps you run and play. It is like a little engine inside you. Do you feel your energy now?

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Cellulose

Plants use this to stay strong. It is in wood and cotton. It helps trees grow tall. We use it to make paper. It is all around us! Can you find it?

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Cemetery

A cemetery is a quiet place. It is for people who have died. Many people are buried there. Some have stones to mark the spot. It can be a green park. Do you see many trees there?

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Centipede

A centipede is a long bug. It has many legs. It has one pair of legs on each part of its body. These bugs like to hunt for food. They like to stay in damp spots. Do you want to see one?

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Central nervous system

Your brain and spine are very special. They help your body work. They tell your arms to move. They help you feel things too. It is like a big control center. Can you feel your hands move?

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Centriole

Tiny parts live inside your cells. They help cells move and grow. They help the cell stay in place. This helps your body work well. These little parts are very busy! Can you imagine being so small?

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Cerebellum

Your brain has a little part. It sits at the bottom. It helps you move well. It helps you stay balanced. This part is very busy. It helps you learn new things. Do you like to dance?

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Cerebral cortex

Your brain has a special skin. It helps you think and move. It helps you see and hear. This part is very important to you. It works hard every day. Do you want to learn more?

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Cerebral palsy

{ "text": Some kids move in a different way. \nTheir brains have trouble telling muscles what to do. \nTheir muscles may feel stiff or weak. \nThis can make it hard to walk or sit. \nDoctors can help them use tools…

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Cerebrum

The cerebrum is the biggest part of your brain. It helps you move your body. It helps you see and hear. It also helps you think and feel. This part of your brain is very special. What do you think about today?

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