General Science Important MCQs Lucknow University & DDU

Download General Science Most Important Previous Year Questions MCQs For Lucknow University , DDU University , MGKVP University

General Science Important Previous Years Question MCQs Part 4

41.Sporangia bearing leaf of a fern is called __:
[A] Sorus
[B] Indusium
[C] Ramentum
[D] Sporophyll

42.From the bark of which plant is quinine extracted?
[A] Eucalyptus
[B] Cinchona
[C] Neem
[D] Cedar

43.Mechanism preventing interbreeding is called __:
[A] Isolation
[B] Adaptation
[C] Reproduction
[D] Recombination

44.The scientific name of peacock is
_:
[A] Psittacula Eupartia
[B] Pavo Cristatus
[C] Eudynamis Scolopaccus
[D] Molpastes Cafer

45.A new born breathes nearly __:
[A] 15 to 25 times a minute
[B] 30 to 60 times a minute
[C] 60 to 75 times a minute
[D] 80 to 90 times a minute

46.Wings of a bird and an insect are
_:
[A] Analogous organs
[B] Vestigial organs
[C] Homologous organs
[D] Rudimentary organs

47.Which type of epithelial tissue allows transportation of substances through a selective permeable surface in the lining of food vessels or lung alveoli?
[A] Simple squamous epithelium
[B] Stratified squamous epithelium
[C] Ciliated columnar epithelium
[D] Cuboidal epithelium

48.Which is the largest gland in human body?
[A] Liver
[B] Thyroid
[C] Pituitary
[D] Salivary gland

49.Earth’s atmosphere is an envelope of gases extending to a height of:
[A] 100 km
[B] 150 km
[C] 200 km
[D] 300 km

50.Which of the following gas causes explosion in coal mines?
[A] Carbon dioxide
[B] Nitrogen
[C] Butane
[D] Methane