MCQs

Explanation
The cerebellum is a structure in the hindbrain. It coordinates movement, balance, and learning.

Explanation
Secondary consumers are organisms that eat primary consumers for energy.  In the above options, only goat is a primary  consumer. Primary consumers are herbivores, feeding on plants.

Explanation
Sound waves are longitudinal waves. When longitudinal waves travel through any given medium, they also include compressions and rarefactions.

Explanation
Dentist mirrors are typically concave mirrors. The examples of convex mirrors: Rear-view mirrors Blind Corner mirrors  Security mirrors

Explanation
The  Indian  Space Research Organization (ISRO)   is the national space agency of India.

Explanation
The most popular renewable energy sources currently are: 1.        Solar energy 2.        Wind energy 3.        Hydro energy 4.        Tidal energy 5.        Geothermal energy 6.        Biomass energy

Explanation
The SI unit of acceleration is meters/second^2 ( m/s^2 or ms^-2) Acceleration (a) is defined as the rate of change of velocity. Velocity is a vector quantity, and therefore acceleration is also a vector quantity.

Explanation
The SI unit of velocity is a  ms^-1 and m/s. Common symbols v ,  v ,  v → ,  v

Explanation
In the metric system, the SI unit of length is a meter which is defined as: “The length of the path traveled by light in a vacuum within 1⁄299792458 seconds .” Common symbols : l ND18-9-2023

Explanation
The hottest stars appear blue in color. Blue stars are very hot, with surface temperatures reaching tens of thousands of degrees Celsius. It emitting predominantly blue and ultraviolet light.