Bio Multiple Choice Question MCQ
Categories: BIO Multiple Choice Question
1.Which phylum does the salamander belong to? [A] Mollusca [B] Amphibians [C] Reptiles [D] Mammals Correct Answer: B [Amphibians] 2.Which of the following statements about cell theory is true? [A] Cell theory does not apply to fungi [B] Cell theory does not apply to algae [C] Cell theory does not apply to virus [D] Cell theory does not apply to microbes Correct Answer: C [Cell theory does not apply to virus] 3.Who is considered the “Father of Indian Bryology? [A] Prof. K.C. Mehta [B] Prof. D.D. Pant [C] Prof. S.R. Kashyap [D] Prof. P.N. Mehra Correct Answer: C [Prof. S.R. Kashyap] 4.Which of the following is a true moss? [A] Club moss [B] Reindeer moss [C] Irish moss [D] Bogg moss (Sphagnum) Correct Answer: D [Bogg moss (Sphagnum)] 5.What are the vegetative parts of a flower? [A] Sepals [B] petals [C] Both 1 & 2 [D] None of these Correct Answer: C [Both 1 & 2] 6.What does the lateral meristem provide to the plant? [A] length of the plant [B] thickness of the plant [C] size of the internode [D] strength to the plant Correct Answer: B [thickness of the plant] 7.Why are xylem cells considered dead? [A] vessel elements have no organelles [B] xylem tissues are highly lignified and scalarified [C] Both 1 and 2 [D] Neither 1 nor 2 Correct Answer: C [Both 1 and 2] 8.What is the stage in which a plant slows down its cellular activity and sheds its leaves? [A] dormancy [B] abscission [C] tropisms [D] None of these Correct Answer: A [dormancy] 9.Papaya foot rot is caused by which of the following? [A] Phytophthora palmivora [B] Albugo candida [C] Peronospora parasitica [D] Pythium aphanidermatum Correct Answer: D [Pythium aphanidermatum] 10.What are the symptoms of the mental, leg, and restricted coelom in the pericardium, gonads, and kidneys? [A] Arthropoda [B] Annelida [C] Mollusca [D] Echinodermata Correct Answer: C [Mollusca] 11.Chemical digestion of food occurs by biological catalysts __ [A] enzymes [B] villi [C] glycogen [D] egestion Correct Answer: A [enzymes] 12.Into how many structural regions is the oviduct divided? [A] Two [B] Three [C] Four [D] None of these Correct Answer: B [Three] 13.The smallest unit of genetic material that produces a phenotypic effect on mutation is called? [A] Muton [B] Gene [C] Recon [D] Nucleic acid Correct Answer: A [Muton] 14.Which of the following are the main sources of biofertilizers? [A] bacteria [B] cyanobacteria [C] fungi [D] All of the above Correct Answer: D [All of the above] 15.Which of the following is an important objective of biotechnology in the field of agriculture? [A] to decrease seed number [B] to produce pest-resistant varieties of plants [C] to increase phosphorous, nitrogen production [D] to reduce the number of plants Correct Answer: B [to produce pest-resistant varieties of plants] 16.The development of a fruit without fertilization is called ____: [A] Apomixis [B] Parthenocarpy [C] Hybridogenesis [D] Gametogamy Correct Answer: B [Parthenocarpy] 17.The main protein found in milk is ____: [A] Globulin [B] Globin [C] Casein [D] Albumin Correct Answer: C [Casein] 18.The somatosensory receptors in human beings detect is ____: [A] Hear [B] Taste [C] Touch [D] Smell Correct Answer: C [Touch] 19.Penicillin is extracted from ____: [A] Yeast [B] Lichen [C] Algae [D] Fungus Correct Answer: D [Fungus ] 20.Which one of the following is not a true fish? [A] Jellyfish [B] Starfish [C] Cuttlefish [D] All of the above Correct Answer: D [All of the above ]