Everyday Science MCQs

5120 MCQs  (Page 443 of 512)

Bean shaped cells in plants are: _________?
A. Mesophyll cells
B. Xylem cells
C. Phloem cells
D. Guard cells
Nearest star to sun is: __________?
A. Proxima centurai
B. Alpha scorpii
C. Beta orionis
D. Vega
Nowadays Milk is not considered balanced diet because it is lacking in ___________?
A. Magnesium and vitamin d
B. Iron and vitamin b
C. Iron and vitamin c
D. Calcium and vitamin c
A bird sitting on a high tension electric wire does not get electrocuted because:
A. Sit has high resistance
B. The body is earthed
C. It does not form a closed path for the flow of current
D. Its feet are good insulators
Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation?
A. ‘higgs boson particles’ were detected.
B. Gravitational waves’ were detected.
C. Possibility of inter-galactic space travel through ‘wormhole’ was confirmed.
D. It enabled the scientists to understand ‘singularity’.
Chili contain which vitamin?
A. Vitamin a
B. Vitamin b
C. Vitamin c
D. None of these
Triple point of water is _________?
A. 271 k
B. 272.2 k
C. 273.16 k
D. None of these
Study of fruit is called ___________?
A. Pomology
B. Plriculture
C. Sericulture
D. Apiculture
The spray bottles used as window or household cleaner or perfume spray works on: __________?
A. Capillary action
B. Bernoulli’s principle
C. Pascal’s law
D. Stoke’s law