Explanation

• Epigeal germination is the type of germination where the cotyledons (seed leaves) emerge above the ground.
• This occurs in plants like beans, peas, and cucumbers.

Explanation

• Jupiter takes approximately 4332.62 Earth days to complete one revolution around the Sun.
• Which is the longest revolution period of all the planets in our solar system.

Explanation

The sun rises in the East and sets in the West.

which means that the Earth is rotating from West to East. 

Earth revolves in orbit around the Sun in 365 days, 6 hours, 9 minutes.

with reference to the stars, at a speed ranging from 29.29 to 30.29 km/s.

The 6 hours, 9 minutes add up to about an extra day every fourth year,

which is designated a leap year, with the extra day added as February 29th.

Explanation

• Force is the only option that can change an object's speed.
• According to Newton's second law of motion, force is directly related to an object's acceleration, which is the change in speed over time.

Explanation

When handling a clinical thermometer, you should:

• Wash it before use (to ensure cleanliness and accuracy)
• Stay at one place (to avoid moving around and potentially breaking the thermometer)
• Place it in a cover after use (to protect the thermometer from damage and contamination)

But you should not Run while handling a clinical thermometer, as this could cause the thermometer to break or become damaged.

Explanation

The correct order of the levels in a food chain is:

• Producer (plants and algae that produce their own food through photosynthesis)
• Consumer (animals that eat producers or other consumers)
• Decomposer (organisms like bacteria and fungi that break down dead plants and animals)

Explanation

Magnesium plays a crucial role in:

• Developing and maintaining strong bones and teeth
• Regulating metabolic processes, such as energy production and glucose metabolism
• Supporting muscle and nerve function
• Maintaining healthy blood pressure and heart rhythm

Explanation

Mobile Phone Convert sound into Radio waves

 Mobile uses radio waves to transmit signals to a network of base stations.

The radio waves used by mobile devices are part of the electromagnetic wave spectrum and travel at the speed of light.

Explanation

Cosmology as the branch of science is related to the study of Formation of Universe.

Cosmology is the study of the origin, development, structure, history, and future of the entire universe.

Edwin Powell Hubble is known as the father of Cosmology.

Edwin Powell Hubble was an astronomer from America. 

***

Explanation

• To obtain a sharp image in a camera, the lens is moved back and forth to adjust the focus.
• It allowing the light rays to converge at the image sensor or film, resulting in a clear and sharp image.