Animal Classification
Animal Record Holders
Plant Life
Environment
General Biology
100
This group of animals is characterized by having feathers.
What are birds?
100
This massive sea creature is the largest animal known to have ever existed.
What is the blue whale? 
100
Plants grow this part underground to absorb water and mineral salts.
What are roots?
100
This term describes the large-scale removal of trees from forests.
What is deforestation?
100
The basic unit of life in all organisms is this.
What is a cell?
200
These cold-blooded animals live in water, breathe through gills, and usually have scales.
What are fish?
200
This land animal holds the record for the fastest speed, reaching up to 112 km/h.
What is a cheetah?
200
This process allows plants to make their own food using sunlight, water, and carbon dioxide.
What is photosynthesis?
200
This process describes the gradual warming of the Earth due to increased greenhouse gases.
What is global warming?
200
This molecule carries genetic information in almost all living organisms.
What is DNA?
300
This warm-blooded animal group has fur or hair and feeds milk to its young.
What are mammals?
300
This flightless bird is the tallest and heaviest living bird species, native to Africa.
What is the ostrich? 
300
This green pigment in plants absorbs sunlight to power photosynthesis.
What is chlorophyll?
300
This large forest, often called the “lungs of the Earth,” is located mainly in South America.
What is the Amazon rainforest?
300
This scientist developed the theory of evolution by natural selection.
Who is Charles Darwin?
400
This group of cold-blooded animals has dry, scaly skin and usually lays leathery eggs.
What are reptiles?
400
This rodent is the largest in the world and can weigh up to 65 kg
What is a capybara?
400
This part of a tree transports water from roots to leaves.
What is xylem?
400
This type of energy comes from natural sources that are constantly replenished, such as sunlight, wind, and water.
What is renewable energy?
400
These animals have a backbone.
What are vertebrates?
500
This group includes animals with moist skin, no scales, and a life cycle that involves water.
What are amphibians?
500
This massive reptile is the largest living lizard on Earth, found mainly on Indonesian island.
What is the Komodo dragon?
500
This process in plants involves the movement of water from the roots to the leaves and its evaporation into the atmosphere.
What is transpiration?
500
This is the term for species that no longer exist anywhere on Earth.
What is extinction?
500
This term describes the process by which a single cell divides into two genetically identical daughter cells, essential for growth and repair.
What is mitosis?
