Everyday Science Most Important MCQs Two
Showing 131 – 140 of 158
Carrot is good source of Vitamin ________?
- A. Vitamin A
- B. Vitamin B
- C. Vitamin C
- D. Vitamin D
The good sources of iodine are ________?
- A. green leafy vegetables
- B. seeds
- C. fresh vegetables and fruits
- D. sea foods
Acid rain is mainly caused by emissions of ________ in the atmosphere?
- A. Sulfur Dioxide and Potassium Nitrate
- B. Sulfur and Charcoal
- C. Nitrogen Oxide and Potassium Nitrate
- D. Sulfur Dioxide and Nitrogen Oxide
Max Planck received the noble prize in Physics in 1918 for his discovery of ________?
- A. electron
- B. energy quanta
- C. photon
- D. positron
Basic metals can be converted into gold by ________?
- A. Heating
- B. Beating
- C. Artificial nuclear radioactivity
- D. Chemical reaction
What is the chance of diabetic baby born to parents both heterogeneous normal?
- A. Zero
- B. ¼
- C. ½
- D. ¾
Deficiency of following vitamin decreases hemoglobin production?
- A. Biotin
- B. Thiamine
- C. Niacin
- D. Pyridoxine
Which of the following explains the reason why there is no total eclipse of the sun?
- A. Size of the earth in relation to that of moon
- B. Orbit of moon around earth
- C. Direction of rotation of earth around sun
- D. Area of the sun covered by the moon
A moderator is used in nuclear reactor in order to?
- A. Accelerate the neutrons
- B. Slow down the speed of the neutrons
- C. Increase the number of electrons
- D. Decrease the number of electrons
In a railway track, two rails are joined end to end with a gap in between them because?
- A. Steel can be saved
- B. Accidents due to contraction in winter can be avoided
- C. Air gaps are necessary for bearing the weight of running train
- D. Accidents due to expansion in summer can be avoided
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