Subject Specialist SS Zoology Solved MCQs Past Papers

(1) Chemical composition of Ribosomes is:
(a) DNA
(b) RNA
(c) DNA & Protein
(d) RNA & Protein

(2) Electron Transport chain is located in:
(a) cytoplasm
(b) mitochondria
(c) lysosmes
(d) Nucleus

(3) Transcription involve the synthesis of:
(a) Mrna
(b) rRNA
(c) tRNA
(d) All of these

(4) XXY individual in Drosophila (Fruit fly) is:
(a) male
(b) female
(c) sterile
(d) All of these

(5) Ecological niche is of an individual:
(a) address
(b) profession
(c) Both (a) and (b)
(d) None of these

(6) Crossing over involve the formation of:
(a) desmonstomata
(b) chromonemata
(c) chiasmata
(d) All of these

(7) Attachment of O2 with hemoglobin to form oxyhemoglobin is a change:
(a) Physical
(b) Chemical
(c) Both (a) and (b)
(d) None of these

(8) Acetylcholine is a:
(a) chemical transmitter
(b) electrical transmitter
(c) physical transmitter
(d) None of these

(9) In Blood groups gene IA and IB are:
(a) Co-dominant
(b) Co-recessive
(c) Dominant recessive
(d) Incomplete Dominant

(10) The idea of Lamarack on evolution is based upon:
(a) Use & Disuse of organs
(b) Acquired character
(c) Both (a) and (b)
(d) None of these

(11) Ammonia is the excretory nitrogenous waste:
(a) Primary
(b) Secondary
(c) Tertiary
(d) None of these

(12) Special functions of smooth Endoplasmic reticulum is:
(a) Lipid synthesis
(b) Glycogenolysis
(c) Detoxification
(d) All of these

(13) In birds sex is determined by the type of:
(a) Sperms
(b) Eggs
(c) Both (a) and (b)
(d) None of these

(14) The Pre-Historic atmosphere of earth had:
(a) methane
(b) ammonia
(c) hydrogen sulphide
(d) All of these

(15) C. Linneous proposed the method of naming organisms:
(a) uninominal
(b) binomial
(c) trinomial
(d) None of these

(16) Trypsin is protease secreted in:
(a) Bile
(b) Saliva
(c) Gastric juice
(d) Pancreatic juice

(17) Cerebellum is the part of brain:
(a) Forebrain
(b) Mid-brain
(c) Hind-brain
(d) Spinal cord

(18) The constriction of centromere is called as:
(a) Primary
(b) Secondary
(c) Tertiary
(d) All of these

(19) Gene for Haemophilia in man is located on:
(a) autosome
(b) X-chromosome
(c) Y-chromosome
(d) All of these

(20) DNA duplicate during:
(a) Prophase
(b) Metaphase
(c) Telophase
(d) Interphase


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