All Free Everyday Science MCQs with Answers

1181. Microorganisms can only be seen with an equipment called ________?

• A. Microscope
• B. Telescope
• C. Spectroscope
• D. None of these

Explanation: A microscope magnifies objects too small for the unaided eye, including most microorganisms. A telescope is for distant objects, while a spectroscope analyses light spectra.

1182. Which one is non flowering plant _______?

• A. Moss
• B. Jasmine
• C. Sun Flower
• D. None of these

Explanation: Moss is a non-flowering plant that reproduces by spores rather than producing flowers and seeds. Jasmine and sunflower are flowering plants.

1183. Male birds are ________ colorful than female birds.

• A. Less
• B. More
• C. Equal
• D. None of these

Explanation: In many bird species, males have brighter plumage because females select conspicuous mates during courtship. This is a general trend rather than a rule for every bird species.

1184. Atephobia is fear of _________?

• A. Imperfection
• B. Heights
• C. Attitude
• D. None of these

Explanation: The prefix ate- relates to imperfection or incompleteness, so atephobia means an excessive fear of imperfection. Fear of heights is acrophobia, not atephobia.

1185. In which of the following processes is energy released ?

• A. Respiration
• B. Photosynthesis
• C. Ingestion
• D. Absorption

Explanation: Respiration releases energy by breaking down glucose, usually with oxygen, to form ATP for cellular work. Photosynthesis stores energy in glucose, while ingestion and absorption are mainly intake processes.

1186. What is cVDPV2?

• A. Corona Virus New variant
• B. Type-II Cancer
• C. Poliovirus Type-II
• D. Wild Poliovirus

Explanation: cVDPV2 means circulating vaccine-derived poliovirus type 2. It is not the same as wild poliovirus, although both can cause poliomyelitis.

1187. Leach has ________ number of brains.

• A. Zero
• B. 32
• C. 36
• D. None of these

Explanation: A leech has 32 segmental ganglia, commonly described in elementary texts as 32 “brains,” one associated with each body segment. These are nerve centres rather than 32 separate brains like the human brain.

1188. Which body part gets older first?

• A. Face
• B. Feet
• C. Hands
• D. None of these

Explanation: Hands often show visible ageing early because they receive frequent sun exposure, washing, and chemical irritation while having relatively little protective fat. This is a common appearance-related observation rather than a strict biological rule for every person.

1189. Arthritis is a disease of ?

• A. Lungs
• B. Blood
• C. Disorder of the Joints
• D. Liver

Explanation: Arthritis is inflammation or degeneration affecting joints, often causing pain, stiffness and restricted movement. It is not primarily a disease of the lungs, blood or liver.

1190. How many number of milk teeth are in the human body?

• A. 16
• B. 12
• C. 22
• D. 20

Explanation: Children normally have 20 primary, or milk, teeth: 10 in the upper jaw and 10 in the lower jaw. These are later replaced by permanent teeth.