Test scholars' knowledge of ecosystems with a 20-question pre-assessment. Assessment challenges learners to answer multiple choice questions, read diagrams, and complete charts.

Twenty questions make up an assessment designed to test super scientists' knowledge of ecosystems. Scholars answer multiple-choice and short-answer questions about organisms, food chains, energy flow, and more.

Read and fill in the blanks of this passage properties and changes. Each blank has a dropdown menu with choices. When you finish, click CHECK MY ANSWERS. If you pick a wrong answer, the right answer will be displayed along with your choice.

Find out your or your students' basic knowledge of concepts like matter, molecules and open and closed systems. Afterwards you can see how others answered the questions.