Both 1 and 3 are correct, which makes C the right answer. 2 - replace the preposition AMONG with BETWEEN as the former is used when referring to more than two things, while the latter is used when referring to two things. Here, the sentence talks of two plant types - moss and redwood trees, so BETWEEN will be used.
A concave lens has a focal length 15 cm. If the object is placed at 30 cm from the lens, what is the image distance?
What is the audible frequency range?
A dynamo is primarily used to convert:
Which of the following is/are NOT scalar quantities?
This relationship between the angles of incidence and refraction and the indices of refraction of the two media is known as ________.
Which device uses ultrasonic waves for getting images of internal organs of human body?
What is the term for the center of the reflecting surface of a spherical mirror?
For which type of motion, the distance time graph is not a straight line and can be any kind of curve?
Electrical fuse is used to interrupt excess of _________.
Who is known as the 'Father of Nuclear Physics'?