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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
All Genes are made up of—1). Ribonucleic Acid2). Deoxyribonucleic Acid3). Nucleic Acids4). Amino Acids |
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| 2. |
Pressure exerted in the treachery elements of a xylem as a result of metabolic activity of roots which forces the water into xylem vessel and upwards into the stem for a certain height is1). Osmotic pressure2). Root pressure3). Atmospheric pressure4). Turgor pressure |
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| 3. |
The study of fish culture is called1). Ophiology2). Ichthyology3). Herpetology „4). Pisciculture |
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| 4. |
The technique in which the developing embryo (at definite stage) from a pregnant superior breed is removed and transferred to another female with inferior characters, in whose body further development till birth takes place1). Embryo transfer2). Artificial insemination3). Protoplast fusion4). Cloning |
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| 5. |
Russian scientist who proposed the theory of origin of life was1). Oparin2). Miller3). Haldane4). Fox |
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| 6. |
Mangrove plants show vivipary. This is —1). germination of seeds within fruits while still attached to parent plant2). germination of seeds in fruits on the soil3). germination of seeds within fruit on sterile artificial culture medium4). germination of seeds only after dispersal of fruits |
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| 7. |
Which of the following is an example of a point mutation?1). Thalassaemia2). Night blindness3). Sickle cell anaemia4). Down's syndrome |
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| 8. |
Which type of respiratory organs are present in spiders and scorpions?1). Book lungs2). Gill books3). Gills4). Lungs |
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| 9. |
Which is the correct sequence in the food chain in grassland?1). Grass wolf deer buffalo2). Grass insect bird snake3). Grass snake insect deer4). Bacteria grass rabbit wolf |
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| 10. |
Which of the following tissues in a human being uses the greatest amount of energy?1). Vascular tissue2). Muscular tissue3). Nervous tissue4). Epithelial tissue |
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| 11. |
Bone forming cells are1). Osteoblasts2). Osteoclasts3). Chondroblasts4). Chondroclasts |
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| 12. |
Desert can be converted into green land by1). halophytes2). psammophytes3). tropical trees4). oxylophytes |
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| 13. |
Animal species living in chronic shortage of water generally excrete uric acid as the principal nitrogenous waste product1). Because uric acid can be stored in the body for long periods2). Uric acid is highly soluble in water and can be easily eliminate3). The kidneys are unable convert uric acid into urea4). Enzymes for the formation of urea are absent |
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| 14. |
During inspiration, as a result of contraction of muscles attached to it, the diaphragm1). becomes dome-shaped2). Flattens3). Rotates4). Flattens and rotates |
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| 15. |
In camel, erythrocytes are1). Oval and nucleated2). Circular, biconcave and nucleated3). Oval and non-nucleated4). Circular, biconcave, non-nucleated |
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| 16. |
When we lift hand1). The triceps contracts and the biceps relaxes2). The biceps contracts and the triceps relaxes3). Both biceps and triceps contract4). Both biceps and triceps relax |
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| 17. |
When man eats fish, which feeds on zooplanktons, which have eaten small plants.The producer in the chain is1). zooplankton2). small plants3). man4). fish |
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| 18. |
Which one of the following sets of animals produces the same substance as their chief excretory product?1). Cockroach, camel and lizard2). Man, dog and camel3). Amoeba, ant and antelope4). Fowl, fish and frog |
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| 19. |
Which of the following is called the 'Father of White Revolution' in India?1). Hargobind Khorana2). V. Kurian3). M.S. Swaminathan4). P. K. Sethi |
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| 20. |
The strongest muscle in the body is present in1). Arm2). Jaw3). Thigh4). Neck |
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| 21. |
Little leaf disease develops due to deficiency of—1). Copper2). Sodium3). Zinc4). Molybdenum |
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| 22. |
To make half a kilogram of honey, the nectar from how many flowers is collected by the honey bees?1). 10 lakhs2). 20 lakhs3). One thousand4). 5 thousands |
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| 23. |
The youngest layer of secondaryh1oem in woody dicot stem is located1). Just outside the vascular cambium2). Just on the inner side of cambium3). Between periderm and primary cortex4). Just outside pith |
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| 24. |
The ultra structure has shown that in glomerulus of a nephron, the process of filtration mainly takes, place due to1). Podocytes2). Pores in blood capillaries3). Basement membrane4). Endothelium of the blood capillaries |
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| 25. |
Ureotelic animals are those that eliminate the nitrogenous wastes predominantly in the form of1). Uric acid2). Ammonia3). Amino acids4). Urea |
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| 26. |
Mitochondrial membrane is a double layered structure composed of—1). Lipids and proteins2). Lipids and carbohydrates3). Proteins and carbohydrates4). Proteins and Ribonucleic acid |
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| 27. |
Which one of these is a kind of tissue?1). Lung2). Kidney3). Blood4). Pancreas |
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| 28. |
The plant that was made popular by 'DE VRIES mutation theory':1). Triticum vulgare2). Oenothera lamarkiana3). Pisum sativum4). Primula vulgaris |
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| 29. |
The arrangement of outer and central microtubules in a cilium is called the1). 9 + 1 pattern2). 9 + 2 pattern3). 8 + 2 pattern4). 8 + 1 pattern |
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| 30. |
Blood is1). Acidic2). Alkaline3). Variable4). Neutral |
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| 31. |
A normal man respires in a minute1). 10—15 times2). 14—18 times3). 20—25 times4). 25—30 times |
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| 32. |
The epithelium best adapted for abody surface subject to abrasion is1). Simple squamous2). stratified squamous3). stratified columnar4). Simple cuboidal |
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| 33. |
What is the other name for the cork tissue?1). Phellogen2). Phelloderm3). Phellem4). Periderm |
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| 34. |
The breathing centre in the brain responds to changes in the1). Oxygen concentration of the blood2). Carbon dioxide concentration of the blood3). Glucose in the mitochondria4). Acetyl coenzyme A in the mitochondria |
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| 35. |
Bulliform cells are present1). In upper epidermis of dicot leaves2). In lower epidermis of monocot leaves3). In upper epidermis of monocot leaves4). In dicot stem |
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| 36. |
In insects, Malpighian tubules drain materials directly from the1). Gut2). Haemocoel3). Spider4). Jelly fish |
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| 37. |
The plasma resembles in is composition the filtrate produced in the glomerulus except for the presence of1). Glucose2). Amino acids3). Proteins4). Chlorides |
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| 38. |
The Galapagos Islands are associated with the visit of1). Jean Lamarck2). Charles Darwin3). Gregor Mendel4). Alfred Wallace |
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| 39. |
Mesophyll tissue is well differentiated into spongy tissue and palisade tissue in1). Dicot leaves2). Ophytic stem3). Hydrophytic stem4). Monocot leaves |
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| 40. |
The camel's hump is composed of a tissue that provides water when oxidized1). Skeletal2). Areolar3). Muscular4). Adipose |
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| 41. |
Vitamin soluble in water is—1). Vitamin A2). Vitamin C3). Vitamin D4). Vitamin K |
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| 42. |
The basic unit of a vertebrate kidney is the1). Ureter2). Nephron3). malpighian tubule4). Islets of langerhans |
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| 43. |
Which type of tissue forms the framework of the external ear?1). Epithelial2). Connective3). Muscle4). Nervous |
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| 44. |
Which is the most stable ecosystem?1). Desert2). Mountain3). Ocean4). Forest |
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| 45. |
In what ways do lymph capillaries differ from blood capillaries?-1). Lymph capillaries contain red blood cells2). Lymph capillaries have a wall of only one cell layer3). Lymph capillaries begin with blind ends throughout interstitial fluid4). Contain plasma |
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| 46. |
At high altitude, RBCs of human blood will1). Increase in number2). Decrease in number3). Decrease in size4). Increase in size |
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| 47. |
Correct path of energy flow in a system is1). Producers Herbivores Carnivores Decomposers2). Producers Carnivores Herbivores Decomposers3). Herbivores Producers Carnivores Decomposers4). Herbivores Carnivores Producers Decomposers |
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| 48. |
Penguin is a bird that lost the use of its wings by not flying. Such a statement would express the views of1). Darwin2). Wallace3). Lamarck4). Huxley |
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| 49. |
Commercial cork is obtained from the species of1). Berberis2). Quercus3). Salix4). Betula |
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| 50. |
Which is an edible fungus?1). Penicillium2). Rhizopus3). Mucor4). Agaricus |
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