General Science Quiz 237 (20 MCQs)

Quiz Instructions

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1. The respiration process releases energy and water.
2. There are bits of paper on the table if u take a ruler rub it against your hair and if you bring the ruler near the bits of paper you will find that the bits of paper will move towards the plastic ruler which of these represents this activity
3. The process of a field going from dirt to grasses to bushes to trees is known as.....
4. What is the closest star to Earth?
5. At the top level of the energy pyramid is:
6. Abiotic can defined as.....
7. True or false?An explosion is an example of instant oxidation.
8. NASA scientist Gary Flando discovered that the planets align every;
9. The process by which bacteria produces nitrogen compounds is called.....
10. Which is the largest mammal on earth?
11. What characteristics do birds have?
12. This type of bond involves the sharing of electron pairs between different atoms. What do you call this bond? example.....water
13. My very efficient mother just served us nachos. Is a mnemonic device to remember what
14. Protons in Lithium
15. Which of the following shows the correct way to balance the chemical equation? Fe + O2 $\rightarrow$ Fe2O3
16. ECG is used to detect the disease related to.....
17. When is the shadow of an object longest
18. Which gas is present in largest quantity in Earth's atmosphere?
19. Periodically, the motion of planets changes, and they move East to West through the stars; this motion called
20. Which day is observed as World Earth Day?