Every Day Science MCQs with Explanations

Explanation

The adult human brain weighs about 3 pounds (1,300-1,400 g). The adult human brain is about 2% of the total body weight. The average human brain is 140 mm wide. The average human brain is 167 mm long.

Explanation

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

Explanation

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

Explanation

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

Explanation

Chilled water attracts more carbon dioxide is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

increasing kinetic energy of molecules is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

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

Explanation

Tetanus , also called lockjaw, is a serious infection caused by Clostridium tetani. This bacterium produces a toxin that affects the brain and nervous system, leading to stiffness in the muscles. If Clostridium tetani spores are deposited in a wound, the neurotoxin interferes with nerves that control muscle movement

Explanation

The expected number of RBCs in a single drop, or microliter, of blood is 4.0 to 5.2 million in women and 4.5 to 6.2 million in men.

Explanation

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