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.Management Sciences
Category: Everyday Science Mcqs
According to quantum theory of light, photons are _______?
A. Waves
B. Particles
C. Energy packets
D. Electromagnetic
Vitamin A is found in the____________?
A. Green vegetables
B. white vegetables
C. Yellow vegetables
D. Red vegetables
Which of the following protects the body against infectious disease and foreign invaders?
[A] Leukocytes
[B] Red blood cells
[C] Endoplasmic reticulum (ER)
[D] Golgi apparatus
Notes: White blood cells (WBCs), also called leukocytes or leucocytes, are the cells of the immune system that are involved in protecting the body aga
The human blood is divided into__________ groups?
A. Two groups
B. Three groups
C. Four groups
D. Five groups
In the medical system of treatment to relieve pains, called Acupuncture?
A: Drugs are used
B: Herbs are used
C: Electric shocks are applied
D: Fine needls are pricked in the body
The primary function of the feathers in birds is to _________?
A. Provide insulation for preserving body heat
B. Provide striking surface to the wings for flying
C. Make the body surface waterproof
D. impart coloration for species as well as sex recognition
An astronaut inside a spacecraft is in a state of weightlessness. This implies that?
A. The mass of the astronaut is reduced to zero
B. Gravity inside the spacecraft ceases to act
C. The astronaut is outside the influence of the earth’s gravitational force
D. The astronaut and the spacecraft are both in a free-failing state
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