Every Day Science MCQs with Explanations

Explanation

Molecular and chemical structures of vitamin E. Vitamin E is the term used for the eight related forms named tocopherols and tocotrienols. Each vitamin E form has its own biological activity but the name of the most active form is alpha-tocopherol (α-tocopherol) which natural configuration is 2R,4’R,8’R.

Explanation

8 is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Emphysema is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Always exposed to the elements, your hands probably give away your age more than any other body part. Experts say sun damage is the biggest culprit.

Explanation

Loss of memory is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

It does not carry any charge is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Escape velocity is independent of the mass of the escaping object is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Star is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Isobar is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Protons is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.