7th Grade Science: Life Science Final Exam

Free Practice Test Instructions:

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

Question 1 1. The chaparral biome is characterized by what?

Question 2 2. A chaparral plant that is usually only seen in the first couple of years after a fire is also called what?

Question 3 3. What is a limiting factor?

Question 4 4. How much energy is transferred from a plant to an herbivore that eats it?

Question 5 5. What is the major difference between competitive exclusion and local extinction?

Question 6 6. Which of the following is not an abiotic factor?

Question 7 7. In intraspecific competition, members of the same species might compete for ______.

Question 8 8. The carrying capacity of an ecosystem is ______.

Question 9 9. The _____ is the top of the carpel and is sticky so that it can collect _____ from small animals.

Question 10 10. The veins in a leaf contain tissue that is also known as:

Question 11 11. Fruit is made _____ .

Question 12 12. Pollen contains _____ and is spread from plant to plant by _____.

Question 13 13.

Which of the following statements does NOT represent the idea of heritability by acquired characteristics?

I. A body builder develops stronger muscles during the course of his life, so his son will be strong as well.

II. A cat that lost its tail will produce offspring with shorter tails.

III. Over time, a population of heavily striped zebras increased over those without as much striping, as the heavily striped ones had a competitive advantage over the zebras with fewer stripes, and were, therefore, better able to reproduce.

Question 14 14. Which of the following is an example of why climate change may impact a species?

Question 15 15. Which of the following are Darwin's four observations?

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7th Grade Science: Life Science Final Free Practice Test Instructions

Choose your answer to the question and click 'Continue' to see how you did. Then click 'Next Question' to answer the next question. When you have completed the free practice test, click 'View Results' to see your results. Good luck!

7th Grade Science: Life Science  /  Science Courses
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