Which of the following bonds are weakest in nature?

Lack of _______ causes diabetes?

A. Vitamins
B. Sugar
C. Insulin
D. Calcium

In a railway track, two rails are joined end to end with a gap tin 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
E. All of these

A. Red
B. Blue
C. Yellow
D. Orange

Sunsets on Earth have a red, orange or golden color because the sunlight passes through so much atmosphere as it comes over the horizon that all the blue light gets scattered away. On Mars, while the sky is red during the day, the sunset is blue.. Mars is known as the Red Planet because of iron oxide (like rust) in its soil. … Just as colors are made more dramatic in sunsets on Earth, Martian sunsets would appear bluish to human observers watching from the red planet.

A. Prop him up if he falls
B. Spread out his weight and reduce the pressure on the rope
C. Add extra weight to keep the rope tightly stretched
D. To keep the Center of gravity always above vertically above the rope

The Planet of the solar system which has Maximum number of moons is___________?

A. Jupiter
B. Venus
C. Saturn
D. Uranus

A. 106 ohm
B. 108 ohm
C. 107 ohm
D. 10-6 ohm