How does water pollution affect the organisms living in the water? Use three science experiments to examine how erosion and other pollutants can affect water quality. Each experiment focuses on a different aspect of pollution and...

For this ecosystems worksheet, students complete a crossword puzzle with 35 questions about the different types of ecosystems and organisms in them.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this invertebrates worksheet, students read about the characteristics of the different groups of invertebrates. Then students complete 10 multiple choice questions.

Explore homeostasis in animals with this all-encompassing worksheet. Advanced biology pupils consider a variety of mechanisms for maintaining internal conditions such as temperature and waste products. Eighteen short-answer questions...

In this biomes activity, students complete a crossword puzzle by figuring out the answers to 17 clues focused on communities and biomes.

In this environmental science worksheet, students complete a crossword puzzle with 26 questions about human impact on the environment.

In this biomes activity, students review the characteristics of aquatic biomes and terrestrial biomes. This activity has 12 fill in the blank, 6 multiple choice, and 4 short answer questions.

In this water worksheet, students fill in the blanks to a crossword puzzle having to do with water words. Students complete 25 blanks in the crossword.

In this protist worksheet, students complete a crossword puzzle with 34 questions about the behaviour and different types of protists.

In this marine science worksheet, students complete a crossword puzzle with 32 questions on sponges and cnidarian. They identify the different characteristics of sponges and cnidarian.