MCQOPTIONS
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MCQOPTIONS
This section includes 1412 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.
| 201. |
Which of the following is true about blood plasma? |
| A. | The main protein component is hemoglobin. |
| B. | It is a faint yellow fluid. |
| C. | It is the same as serum but without the clotting proteins. |
| D. | It is about 90% water. |
| Answer» E. | |
| 202. |
Which of the following is the main thinking part of the human brain? |
| A. | Hind-brain |
| B. | Cerebellum |
| C. | Mid-brain |
| D. | Fore-brain |
| Answer» E. | |
| 203. |
Which of the following is the main end product of carbohydrate digestion? |
| A. | Fats |
| B. | Lipids |
| C. | Glucose |
| D. | Cellulose |
| Answer» D. Cellulose | |
| 204. |
Which of the following is the largest part of the human brain? |
| A. | Ribs |
| B. | Cerebrum |
| C. | Pons |
| D. | Thalamus |
| Answer» C. Pons | |
| 205. |
Which of the following is the largest phyllum in the animal kingdom in respect of number of species |
| A. | Annalida |
| B. | Platyhelminthes |
| C. | Chordata |
| D. | Arthropoda |
| Answer» E. | |
| 206. |
Which of the following is the largest known cell? |
| A. | Eukaryotic Cell |
| B. | Prokaryotic Cell |
| C. | Mycoplasma |
| D. | Ostrich Eggs |
| Answer» E. | |
| 207. |
Which of the following is the CORRECT decreasing order of intercellular space in various simple permanent tissues?_x005F_x000D_ |
| A. | Parenchyma > Sclerenchyma > Collenchyma_x005F_x000D_ |
| B. | Collenchyma > Parenchyma > Sclerenchyma_x005F_x000D_ |
| C. | Parenchyma > Collenchyma > Sclerenchyma_x005F_x000D_ |
| D. | Sclerenchyma > Parenchyma > Collenchyma_x005F_x000D_ |
| Answer» D. Sclerenchyma > Parenchyma > Collenchyma_x005F_x000D_ | |
| 208. |
Which of the following is secreted by the liver? |
| A. | Glucose |
| B. | Iodine |
| C. | Cortisol |
| D. | Bile |
| Answer» E. | |
| 209. |
Which of the following is responsible for Vermicomposting? |
| A. | Fungus |
| B. | Worms |
| C. | Bacteria |
| D. | Birds |
| Answer» C. Bacteria | |
| 210. |
Which of the following is responsible for transport of food and other substances in plants? |
| A. | Xylem |
| B. | Phloem |
| C. | Chloroplast |
| D. | None of these |
| Answer» C. Chloroplast | |
| 211. |
Which of the following is present in the centre of a flower? |
| A. | Carpel |
| B. | Sepals |
| C. | Petals |
| D. | Stamen |
| Answer» B. Sepals | |
| 212. |
Which of the following is reared for its fleece/fiber? |
| A. | Alpaca |
| B. | Alabama |
| C. | Apache |
| D. | Alluvial |
| Answer» B. Alabama | |
| 213. |
Which of the following is present in a prokaryotic cell? |
| A. | Ribosomes |
| B. | Chloroplast |
| C. | Mitochondria |
| D. | None |
| Answer» B. Chloroplast | |
| 214. |
Which of the following is not true of graded potentials? |
| A. | They can form on receptor endings |
| B. | They increase amplitude as they move away from the stimulus point |
| C. | They are short-lived |
| D. | They can be called postsynaptic potentials |
| Answer» C. They are short-lived | |
| 215. |
Which of the following is part of the axial skeleton? |
| A. | Thigh bone |
| B. | Shoulder bones |
| C. | Vertebral column |
| D. | Foot bones |
| Answer» D. Foot bones | |
| 216. |
Which of the following is not true of color blindness? |
| A. | Color blind people learn to rely on shapes, patterns, and positions of signs and signals. |
| B. | Red-green color blindness is the most common type of color blindness. |
| C. | A color blind person cannot see any colors. |
| D. | For some people, it might be difficult to recognize colors of traffic lights and signs. |
| Answer» D. For some people, it might be difficult to recognize colors of traffic lights and signs. | |
| 217. |
Which of the following is not true about Gymnosperms? |
| A. | Dominant phase is saprophytes |
| B. | Vascular bundles are absent |
| C. | spores are heterospores |
| D. | Flowers are absent |
| Answer» C. spores are heterospores | |
| 218. |
Which of the following is not true about Pteridophyta? |
| A. | Dominant phase is saprophytes |
| B. | Main plant body is diploid |
| C. | Seeds are present |
| D. | Flowers are absent |
| Answer» D. Flowers are absent | |
| 219. |
Which of the following is not regarded as helpful to compost? |
| A. | Egg shells |
| B. | Sawdust |
| C. | Tea-bags |
| D. | Fish bones |
| Answer» E. | |
| 220. |
Which of the following is not true about Angiosperms? |
| A. | Dominant phase is gametophytes |
| B. | Vascular bundles are present |
| C. | Spores are heterospores |
| D. | Seeds are covered |
| Answer» B. Vascular bundles are present | |
| 221. |
Which of the following is not correct concerning nerves? |
| A. | Axons make up a majority of the matter in a nerve. |
| B. | Nerves are collection of axons of either sensory or motor neurons but not both. |
| C. | Nerves are covered by an outer sheath called the epineurium |
| D. | Nerves consist of parallel bundles of myelinated and nonmyelinated axons. |
| Answer» B. Nerves are collection of axons of either sensory or motor neurons but not both. | |
| 222. |
Which of the following is not connective tissue? |
| A. | Bone |
| B. | Cartilage |
| C. | Blood |
| D. | Skeletal muscle |
| Answer» E. | |
| 223. |
Which of the following is not an enzyme? |
| A. | Oxytocin |
| B. | Trypsin |
| C. | Pepsin |
| D. | Ptyalin |
| Answer» B. Trypsin | |
| 224. |
Which of the following is NOT included in the excretory system of human being? |
| A. | A pair of kidney |
| B. | A pair of ureters |
| C. | Abdomen |
| D. | Urinary bladder |
| Answer» D. Urinary bladder | |
| 225. |
Which of the following is NOT a pollination agent for cross pollination? |
| A. | Water |
| B. | Animals |
| C. | Wind |
| D. | Plants |
| Answer» E. | |
| 226. |
Which of the following is not among the 3 main classes of Algae? |
| A. | Chlorophyceae |
| B. | Rhodophyceae |
| C. | Phaeophyceae |
| D. | Gymnosperms |
| Answer» E. | |
| 227. |
Which of the following is NOT a simple permanent tissue? |
| A. | Collenchyma |
| B. | Xylem |
| C. | Parenchyma |
| D. | Sclerenchyma |
| Answer» C. Parenchyma | |
| 228. |
Which of the following is not a part of male reproductive system in human beings?_x005F_x000D_ Â _x005F_x000D_ |
| A. | Vas deferens |
| B. | Testis |
| C. | OVary |
| D. | Scrotum |
| Answer» D. Scrotum | |
| 229. |
Which of the following is NOT a part of the xylem?_x005F_x000D_ |
| A. | Xylem fibres |
| B. | Sieve tubes |
| C. | Vessels |
| D. | Tracheids |
| Answer» C. Vessels | |
| 230. |
Which of the following is NOT a part of a neuron?_x005F_x000D_ |
| A. | Neurilemma |
| B. | Nissl granules |
| C. | Sacrolemma |
| D. | Axon |
| Answer» D. Axon | |
| 231. |
Which of the following is not a function of saliva? |
| A. | contains fluoride to harden the tooth enamel |
| B. | moistens food and helps stick it together to make it easier to swallow |
| C. | begins the chemical breakdown of starches |
| D. | helps clean the mouth |
| Answer» B. moistens food and helps stick it together to make it easier to swallow | |
| 232. |
Which of the following is not a hormone found in animals?_x005F_x000D_ Â _x005F_x000D_ |
| A. | Insulin |
| B. | Auxins |
| C. | Thyroxin |
| D. | Adrenaline |
| Answer» C. Thyroxin | |
| 233. |
Which of the following is not a function of proteins? |
| A. | Build tissues such as bone and muscle |
| B. | Help to fight disease |
| C. | Nail formation |
| D. | Store and transmit Heredity |
| Answer» E. | |
| 234. |
Which of the following is not a function of cytoskeleton in a cell ? |
| A. | Maintenance of cell shape and structure |
| B. | Intracellular transport |
| C. | Cell motility |
| D. | Support of the organelle |
| Answer» C. Cell motility | |
| 235. |
Which of the following is not a function of blood? |
| A. | Transport of food materials |
| B. | Transport of oxygen |
| C. | Transport of excretory materials |
| D. | None of these |
| Answer» E. | |
| 236. |
Which of the following is NOT a form of Monosaccharide Sugar? |
| A. | Galactose |
| B. | Glucose |
| C. | Fructose |
| D. | Maltose |
| Answer» E. | |
| 237. |
Which of the following is NOT a feature found in almost every cell ?_x005F_x000D_ |
| A. | Cell wall |
| B. | Plasma membrane |
| C. | Nucleus_x005F_x000D_ |
| D. | Cytoplasm |
| Answer» B. Plasma membrane | |
| 238. |
Which of the following is NOT a constituent of xylem? |
| A. | Tracheids |
| B. | Companion cells |
| C. | Vessels |
| D. | Xylem parenchyma |
| Answer» C. Vessels | |
| 239. |
Which of the following is NOT a characteristic of dicotyledons plants? |
| A. | These plants have a tap root |
| B. | These plants have reticulate venation |
| C. | These plants have fibrous roots |
| D. | These plants have 2 cotyledons |
| Answer» D. These plants have 2 cotyledons | |
| 240. |
Which of the following is not a characteristic of Pisces? |
| A. | Exoskeleton of scales |
| B. | Breathing through gills |
| C. | Endoskeleton of bone/cartilage |
| D. | Presence of pseudocoelom |
| Answer» E. | |
| 241. |
Which of the following is NOT a constituent of phloem?_x005F_x000D_ |
| A. | Sieve tubes |
| B. | Companion cells |
| C. | Tracheids |
| D. | Phloem parenchyma |
| Answer» D. Phloem parenchyma | |
| 242. |
Which of the following is necessary to maintain the number of individuals of species and to prevent their extinction? |
| A. | Digestion |
| B. | Circulation |
| C. | Respiration |
| D. | Reproduction |
| Answer» E. | |
| 243. |
Which of the following is at the second trophic level of a food chain? |
| A. | Grass |
| B. | Rats |
| C. | Snake |
| D. | Eagle |
| Answer» C. Snake | |
| 244. |
Which of the following is/are the function(s) of bile juice released from the liver?_x005F_x000D_ Â _x005F_x000D_ I. Make the food coming from stomach alkaline._x005F_x000D_ II. Conversion of proteins into amino acids._x005F_x000D_ III. Break down of fats into smaller globules._x005F_x000D_ |
| A. | Only I_x005F_x000D_ |
| B. | Only II and III_x005F_x000D_ |
| C. | Only I and III_x005F_x000D_ |
| D. | All I, II and III_x005F_x000D_ |
| Answer» D. All I, II and III_x005F_x000D_ | |
| 245. |
Which of the following is induced by Oncogene? |
| A. | Polio |
| B. | Cancer |
| C. | Diarrhoea |
| D. | Dengue |
| Answer» C. Diarrhoea | |
| 246. |
Which of the following is considered a modified stem? |
| A. | Tendril |
| B. | Taproot |
| C. | Petiole |
| D. | Tuber |
| Answer» E. | |
| 247. |
Which of the following is an excretory organ of cockroach? |
| A. | Malphigian Tubules |
| B. | Nephridia |
| C. | Coxal Gland |
| D. | Green Gland |
| Answer» B. Nephridia | |
| 248. |
Which of the following is an example of polygenic inheritance? |
| A. | Skin pigmentation in humans |
| B. | Huntingtonʹs disease in humans |
| C. | White and purple flower color in peas |
| D. | The ABO blood groups in humans |
| Answer» B. Huntingtonʹs disease in humans | |
| 249. |
Which of the following is an example of parasitism? |
| A. | Leeches consume blood of their host |
| B. | Ticks that live on dogs |
| C. | Aphid insects eat the sap of the host plant |
| D. | All of the above |
| Answer» E. | |
| 250. |
Which of the following is an example of a Rhizome?_x005F_x000D_ |
| A. | Ginger |
| B. | Sugarcane |
| C. | Onion |
| D. | Potato |
| Answer» B. Sugarcane | |