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1 Physics MCQs

When sound waves travel from air to water, which of the following quantities remains unchanged?

  • Speed
  • Frequency
  • Intensity
  • Wavelength
0 Comments
Correct Answer: B. Frequency

Explanation:

When sound waves travel from air to water, the frequency of the wave ... Read More Details

2 Physics MCQs

Sound travels through air at an average speed of nearly ________?

  • 1257 miles per hour
  • 755 miles per hour
  • 330 miles per hour
  • None of these
0 Comments
Correct Answer: B. 755 miles per hour

Explanation:

Sound is a mechanical wave that travels by the vibration of particles within ... Read More Details

3 Biology Mcqs

Hepatitis C is a leading cause of _________?

  • HIV
  • Diabetes
  • Chronic Liver Disease
  • AIDS
0 Comments
Correct Answer: C. Chronic Liver Disease

Explanation:

Hepatitis C is a viral infection caused by the Hepatitis C Virus (HCV) ... Read More Details

4 Biology Mcqs

“Gastric juice” is secreted by the glands present in which organ of the human body?

  • Gall Bladder
  • Kidneys
  • Stomach
  • None of these
0 Comments
Correct Answer: C. Stomach

Explanation:

Gastric juice is a digestive fluid secreted by specialized glands located in the ... Read More Details

5 Chemistry MCQs

Isotopes of an element have the same number of ?

  • Neutrons
  • Protons
  • Electrons
  • Beta Rays
0 Comments
Correct Answer: B. Protons

Explanation:

Isotopes are different forms of the same chemical element that have the same ... Read More Details

6 Everyday Science MCQs

NASA scientists recently detected water vapor on which moon of Jupiter?

  • Callisto
  • Europa
  • Io
  • None
0 Comments
Correct Answer: B. Europa

Explanation:

NASA’s discovery of water vapor on Europa, one of Jupiter’s largest moons, is ... Read More Details

7 Biology Mcqs

Which animal can live its entire life without drinking water?

  • Desert Lizard
  • Camel
  • Kangaroo Rat
  • Cuttlefish
0 Comments
Correct Answer: C. Kangaroo Rat

Explanation:

The Kangaroo Rat is the only animal known to live its entire life ... Read More Details

8 Biology Mcqs

Which branch of science studies microorganisms like bacteria, viruses, and protozoa?

  • Microbiology
  • Micrology
  • Histopathology
  • Tavelogy
0 Comments
Correct Answer: A. Microbiology

Explanation:

The study of microorganisms such as bacteria, viruses, fungi, algae, and protozoa is ... Read More Details

9 Biology Mcqs

Which muscle is the strongest in the human body based on its weight?

  • Hands
  • Masseter (Jaw Muscle)
  • Neck
  • Legs
0 Comments
Correct Answer: B. Masseter (Jaw Muscle)

Explanation:

The human body has more than 600 muscles, each performing specific movements and ... Read More Details

10 Biology Mcqs

Which of the following helps protect the human body from infectious diseases and foreign invaders?

  • Leukocytes (White Blood Cells)
  • Red Blood Cells
  • Endoplasmic Reticulum (ER)
  • Golgi Apparatus
0 Comments
Correct Answer: A. Leukocytes (White Blood Cells)

Explanation:

The human body constantly faces threats from bacteria, viruses, fungi, and other harmful ... Read More Details

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