- Stems
- Roots
- Leaves
- Roots
- c
-
Plants prepare food for plant through leaves by photosynthesis.
Photosynthesis is a process in which light energy converts into chemical energy.
Everyday Science MCQs
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Which one among the following surfaces gives diffused reflection?
- Polished Metal Surface
- Calm Surface of Lake
- Mirror
- Roadway
- d
-
Diffused Reflection is also called Irregular Reflection.
Reflection from Roadway, Desert Sand and Disturbed Water are called Diffused Reflection. In Short, Reflection from rough or harsh surface is called Diffused Reflection.
Reflection from a smooth surface like a Mirror, Glass or Polished Surface is called Regular Reflection.
Which of the following is the largest ocean on Earth?
- Atlantic Ocean
- Pacific Ocean
- Arctic Ocean
- Indian Ocean
- b
-
The area of Pacific Ocean is 165.2 million square km.
Pacific Ocean occupied one third surface of the earth.
There are 41 countries in the world which are bordered the Pacific Ocean (Five states of US are included)
Cerebellum is a part of the brain which lies in:
- Fore Brain
- Mid Brain
- Hind Brain
- Spinal Cord
- c
-
Cerebellum is also called “Little Brain”.
It is located at the back of the brain.
Hind Brain is lower back part of brain.
Which among the following is not a secondary consumer?
- Lion
- Dog
- Wolf
- Goat
- d
-
Secondary consumers are those consumers who eat Primary consumers for energy.
Goat is a Primary consumer.
Sound travels in the form of waves called:
- Longitudinal Waves
- Transverse Waves
- Electromagnetic Waves
- Radio Waves
- a
The pH scale is a measure of the acidity or alkalinity of a solution, and its ranges between:
- 0-14
- 1-10
- 1-7
- 1-4
- a
-
pH stands for Potential of Hydrogen.
pH of human blood is 7.35 to 7.45.
pH of milk is 6.7 to 6.9.
pH of pure water is 7.
Following are the examples of convex mirror except:
- Rear View Mirror
- Dentist Mirror
- Blind Corner Mirror
- Security Mirror
- b
-
Dentist Mirror is a Concave Mirror example.
The examples of Convave Mirror are Vehicle Headlight Mirror, Shaving Mirrors, Dentist Mirrors, Search Light Mirrors, Torches, Microscopes etc.
The examples of Convex Mirror are Rear View Mirror, Blind Corner Mirror, Security Mirror etc.
Which among the following is a source of clean energy?
- Coal
- Thermal
- Solar
- Diesel
- c
-
Solar Energy is also called Renewable Energy.
Which one is non-renewable source of energy?
- Sun light
- Coal
- Wind
- Biomass
- b
-
Non-renewable sources of energy are Coal, Natural Gas, Oil and Nuclear Energy.