Subject Specialist SS Zoology Solved MCQs Past Papers download in pdf. SS Zoology solved mcqs from past papers.
(1) Chemical composition of Ribosomes is:
Ans: (RNA & Protein
(2) Electron Transport chain is located in:
Ans: mitochondria
(3) During transcription, the process that involves the synthesis of:
Ans: mRNA
(4) In Drosophila (Fruit fly), an individual with XXY chromosomes is typically identified as:
Ans: male
(5) Ecological niche is of an individual:
(a) address
(b) profession
(c) Both (a) and (b)
(d) None of these
Ans: D
(6) Crossing over involve the formation of:
Ans: chiasmata
(7) Attachment of O2 with hemoglobin to form oxyhemoglobin is a change:
Ans: Chemical
(8) Acetylcholine is a:
Ans: chemical transmitter
(9) In Blood groups gene IA and IB are:
Ans: Co-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
Ans: C
(11) Ammonia is the excretory nitrogenous waste:
Ans: Primary
(12) Special functions of smooth Endoplasmic reticulum is:
(a) Lipid synthesis
(b) Glycogenolysis
(c) Detoxification
(d) All of these
Ans: d
(13) In birds sex is determined by the type of:
Ans: Eggs
(14) The Pre-Historic atmosphere of earth had:
(a) methane
(b) ammonia
(c) hydrogen sulphide
(d) All of these
Ans:All of these
(15) C. Linneous proposed the method of naming organisms:
Ans: binomial
(16) Trypsin is protease secreted in:
Ans: Gastric juice
(17) Cerebellum is the part of brain:
Ans: Hind-brain
(18) The constricted region of a chromosome where the sister chromatids are held together is called:
Ans: Centromere
(19) Gene for Haemophilia in man is located on:
Ans: X-chromosome
(20) DNA duplicate during:
Ans: Interphase