MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 437 Mcqs, each offering curated multiple-choice questions to sharpen your GENERAL SCIENCE knowledge and support exam preparation. Choose a topic below to get started.
| 301. |
The concept of carbon credit originated from which one of the following? |
| A. | Earth summit, rio de janeiro |
| B. | Kyoto protocol |
| C. | Montreal protocol |
| D. | G-8 summit, hciligendamm |
| Answer» B. Kyoto protocol | |
| 302. |
The highest grade and best quality coal is- |
| A. | Lignite |
| B. | Anthracite |
| C. | Bituminous |
| D. | Peat |
| Answer» C. Bituminous | |
| 303. |
Study of bone is called- |
| A. | Orology |
| B. | Oesteology |
| C. | Seromology |
| D. | Geology |
| Answer» C. Seromology | |
| 304. |
The wonder pigment chlorophyll is present in |
| A. | Mitochondria |
| B. | Centrosomes |
| C. | Quantosomes |
| D. | Lysosomes |
| Answer» D. Lysosomes | |
| 305. |
Stainless steel is an example of |
| A. | A metallic compound |
| B. | A homogeneous mixture |
| C. | A heterogeneous mixture |
| D. | An inorganic compound |
| Answer» B. A homogeneous mixture | |
| 306. |
The largest cell is _____________ |
| A. | The egg of an ostrich |
| B. | Nerve cell |
| C. | Ovum |
| D. | None of the above |
| Answer» B. Nerve cell | |
| 307. |
Which acid is used in the body to help digestion? |
| A. | Boric acid |
| B. | Sulphuric acid |
| C. | Hydrochloric acid |
| D. | Acetic acid |
| Answer» D. Acetic acid | |
| 308. |
_____________ is a medication used to prevent and to treat malaria in areas where malaria is known to be sensitive to its effects |
| A. | Aspirin |
| B. | Neoprene |
| C. | Chloroquine |
| D. | Isoprene |
| Answer» D. Isoprene | |
| 309. |
When an acid reacts with a metal carbonate, the products formed are _____________ |
| A. | Water and carbon dioxide |
| B. | Salt and water |
| C. | Salt and carbon dioxide |
| D. | Salt, water and carbon dioxide |
| Answer» E. | |
| 310. |
Which one of the following is not an element of Noble gases? |
| A. | Xenon |
| B. | Hydrogen |
| C. | Helium |
| D. | Neon |
| Answer» C. Helium | |
| 311. |
There are ___ Groups in the Periodic table |
| A. | 14 |
| B. | 15 |
| C. | 17 |
| D. | 18 |
| Answer» E. | |
| 312. |
Why does a corked bottle filled with water break when frozen |
| A. | Volume of water decreases on freezing |
| B. | Volume of water increasing on freezing |
| C. | Glass is a bad conductor of heat |
| D. | The bottle contracts on freezing |
| Answer» C. Glass is a bad conductor of heat | |
| 313. |
The filament of an electric bulb is made up of which material? |
| A. | Graphite |
| B. | Stainless steel |
| C. | Tungsten |
| D. | Iron |
| Answer» D. Iron | |
| 314. |
The property of a substance to absorb moisture from the air on exposure is called? |
| A. | Desiccation |
| B. | Deliquescene |
| C. | Osmosis |
| D. | Efflorescence |
| Answer» C. Osmosis | |
| 315. |
Mole is defined as the number of atoms found in _____ of carbon-12? |
| A. | 10 grams |
| B. | 11 grams |
| C. | 12 grams |
| D. | 13 grams |
| Answer» D. 13 grams | |
| 316. |
Wood is the primary raw material for the manufacture of: |
| A. | Paper |
| B. | Gun powder |
| C. | Paint |
| D. | Ink |
| Answer» B. Gun powder | |
| 317. |
To an astronaut, the outer space appears |
| A. | White |
| B. | Deep blue |
| C. | Red |
| D. | Black |
| Answer» D. Black | |
| 318. |
Insulin was discovered by: |
| A. | Fredrick benting |
| B. | Alexander flaming |
| C. | Donald reagan |
| D. | Fredrick sanger |
| Answer» B. Alexander flaming | |
| 319. |
Lactometer is used to determine |
| A. | Purity of water |
| B. | Purity of milk |
| C. | Purity of food |
| D. | Purity of fruit |
| Answer» D. Purity of fruit | |
| 320. |
Deficiency of iodine cause |
| A. | Skin disease |
| B. | Thyroid malfunction |
| C. | Fever |
| D. | Indigestion |
| Answer» C. Fever | |
| 321. |
Fat can be separated from milk in a cream separator because of: |
| A. | Gravitational force |
| B. | Cohesive force |
| C. | Centripetal force |
| D. | None of these |
| Answer» D. None of these | |
| 322. |
Which of the following is not an allotrope of Carbon? |
| A. | Fullerenes |
| B. | Diamond |
| C. | Glass |
| D. | Graphite |
| Answer» D. Graphite | |
| 323. |
The blooding paper absorbs liquids because |
| A. | An absorbing chemical is mixed |
| B. | It is white |
| C. | It has got small pores |
| D. | None of these |
| Answer» D. None of these | |
| 324. |
Newton?s first law is also called as: |
| A. | Law of inertia |
| B. | Law of energy |
| C. | Law of momentum |
| D. | Law of movements |
| Answer» B. Law of energy | |
| 325. |
Which is the largest blood vessel in the body? |
| A. | Aorta |
| B. | Vein |
| C. | Alveoli |
| D. | Artery |
| Answer» B. Vein | |
| 326. |
Pollen grains of flowers in which pollination takes place by insects are: |
| A. | Large in size |
| B. | Smooth and dry |
| C. | Rough and dry |
| D. | Rough and sticky |
| Answer» E. | |
| 327. |
Which phenomenon do bats and dolphins use to find prey? |
| A. | Refraction of sound |
| B. | Formation of beats |
| C. | Echo location |
| D. | Scattering of sound |
| Answer» D. Scattering of sound | |
| 328. |
Which among the following controls blood pressure? |
| A. | Parathyroid |
| B. | Adrenal |
| C. | Thymous |
| D. | Thyroid |
| Answer» C. Thymous | |
| 329. |
What is the life span of RBC? |
| A. | 120 days |
| B. | 100 days |
| C. | 130 days |
| D. | 110 days |
| Answer» B. 100 days | |
| 330. |
Which of the following is the ?master gland?? |
| A. | Pancreas |
| B. | Thymus gland |
| C. | Master gland |
| D. | Pineal gland |
| Answer» D. Pineal gland | |
| 331. |
The most abundant element on the earth crust is |
| A. | Calcium |
| B. | Aluminium |
| C. | Oxygen |
| D. | Silicon |
| Answer» D. Silicon | |
| 332. |
Penicillin is isolated from: |
| A. | Fungi |
| B. | Bacteria |
| C. | Virus |
| D. | Algae |
| Answer» B. Bacteria | |
| 333. |
Metal tea pots have wooden handles because |
| A. | Of hygiene factor |
| B. | Because wood is a bad conductor of heat |
| C. | It provide better grip |
| D. | It prevents electric shock |
| Answer» C. It provide better grip | |
| 334. |
What is the name of the cells in the body that engulf foreign particles like bacteria? |
| A. | Albumin |
| B. | Phagocytes |
| C. | Globulin |
| D. | Fibrinogen |
| Answer» C. Globulin | |
| 335. |
The number of ribs in a human body is _____ |
| A. | 22 |
| B. | 24 |
| C. | 21 |
| D. | 23 |
| Answer» C. 21 | |
| 336. |
There are _____ number of muscles in human |
| A. | 636 |
| B. | 637 |
| C. | 638 |
| D. | 639 |
| Answer» E. | |
| 337. |
Which of the following carries impure blood? |
| A. | Aorta |
| B. | Alveoli |
| C. | Pulmonary vein |
| D. | Pulmonary artery |
| Answer» E. | |
| 338. |
Which is the vertebrate that has two chambered heart? |
| A. | Blue whale |
| B. | Snake |
| C. | Crocodile |
| D. | Fish |
| Answer» E. | |
| 339. |
Which is the largest flightless bird? |
| A. | Kiwi |
| B. | Emu |
| C. | Penguin |
| D. | Ostrich |
| Answer» E. | |
| 340. |
The accumulation of stress along the boundaries of lithospheric plates results in which of the following? |
| A. | Earthquakes |
| B. | Magnetic reversals |
| C. | Hurricanses |
| D. | Increased deposition of deep-sea sediments |
| Answer» B. Magnetic reversals | |
| 341. |
The smallest functional and structural unit of kidney is called as |
| A. | Neuron |
| B. | Nephron |
| C. | Granulocyte |
| D. | Reticulocyte |
| Answer» C. Granulocyte | |
| 342. |
Hormones are produced by _____________ |
| A. | Endocrine glands |
| B. | Pancreas |
| C. | Pituitary glands |
| D. | Hypothalamus |
| Answer» B. Pancreas | |
| 343. |
There are rings around which of the following? |
| A. | Uranus |
| B. | Mars |
| C. | Jupiter |
| D. | Saturn |
| Answer» E. | |
| 344. |
How are the following elements arranged in the Periodic table? |
| A. | H, he, be, li and b |
| B. | H, he, li, be and b |
| C. | H, be, he, b and li |
| D. | H, he, li, be and b |
| Answer» B. H, he, li, be and b | |
| 345. |
Which animal never drinks water in its entire life? |
| A. | Rat |
| B. | Hippopotamus |
| C. | Kangaroo rat |
| D. | Kangaroo |
| Answer» D. Kangaroo | |
| 346. |
The instrument useful for the study of germs is |
| A. | Periscope |
| B. | Stethoscope |
| C. | Microscope |
| D. | Cardiograph |
| Answer» D. Cardiograph | |
| 347. |
Clove is a: |
| A. | Seed |
| B. | Fruit |
| C. | Dry flower bud |
| D. | Vegetative bud |
| Answer» D. Vegetative bud | |
| 348. |
Who had performed the world?s first heart transplant? |
| A. | William harvey |
| B. | Christian bernard |
| C. | Dr. venugopal |
| D. | None of the above |
| Answer» C. Dr. venugopal | |
| 349. |
What is the formula of Sulfuric acid? |
| A. | K2so4 |
| B. | So2 |
| C. | Na2so4 |
| D. | H2so4 |
| Answer» E. | |
| 350. |
Device which measure magnitude and direction of magnetic fields is known as |
| A. | Vocoder |
| B. | Vu meter |
| C. | Galvanometer |
| D. | Fluxgate magnetometer |
| Answer» E. | |