Biology's fun!

Let's think about our home: the earth. Our planet. Do we actually know things about it? For example, how old is our planet, earth?

• 150 million years old.

• 13.7 billion years old

• 4.543 billion years old

• 2023 years old.

What is an ecosystem?

• an area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life.

• an area of uniform environmental conditions providing a living place for a specific assemblage of plants and animals.

• an area where plants are able to make the photosynthesis process

Fill the blank below:

When they are not influenced by human, ecosystems are _____.

Who was Ernst Haeckel?

• A singer.

• The 39th president of United States of America

• A biolog who

  formulated the term 'ecology'

• A biolog who lived in 14th century.

In the image, the damage to the environment is done through _______ pollution.

• Physical

• Biological

• Chemical

What is a method of combating pollution?

• Using cars which aren't electrical.

• Throwing paper and plastic in the same trash can.

• To respect the concept of recycle and reuse.

• To use plastic bags.

What can you see in the next image?

• An ecosystem

• A food chain

• A method of preventing pollution

The process when water quality is deteriorating its called..

• Filtration

• Destruction

• Eutrophication

What does 'plankton' mean?

• the diverse collection of organisms found in water

• the diverse collection of organisms found in air

• the diverse collection of organisms found on the ground

• the diverse collection of organisms found under the ground

What are species?

• The largest group of organisms related to each other.

• A food chain.

• Microorganisms.