Zoology Objective Questions and Answers for Competitive Exams | Page-5

(41) What are the basic units from which human spare parts can be created?
[A] Kidney cells
[B] Heart cells
[C] Stem cells
[D] Nerve cells

Comment

Answer: Option [C]
(42) Adherent mucoid alkaline substance covering the inner lining of stomach is to:
[A] digest starch
[B] act against bacteria
[C] prevent viral infection
[D] prevent the action of pepsin of mucosa

Comment

Answer: Option [D]

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(43) The area of the human tongue sensitive to bitterness is restricted to:
[A] tip
[B] edges
[C] middle part
[D] posterior part

Comment

Answer: Option [D]
(44) Amniocentesis is a method for:
[A] determination of foetal health conditions
[B] inducing abortion
[C] artificial insemination
[D] determination of the amino acids sequence

Comment

Answer: Option [A]
(45) Which of the following blood cells is compulsory for blood coagulation?
[A] Platelets
[B] Lymphocites
[C] Red Blood Corpuscles
[D] White Blood Corpuscles

Comment

Answer: Option [A]
(46) Which was the first antibiotic?
[A] Neomycin
[B] Terramycin
[C] Streptomycin
[D] Penicillin

Comment

Answer: Option [D]
(47) Virus contains
[A] Protein and lipid
[B] Lipid and carbohydrate
[C] Nucleic acid and protein
[D] Carbohydrate and nucleic acid

Comment

Answer: Option [A]
(48) By which the sex of a child is determined before birth?
[A] Sperms of father
[B] Foetus of mother
[C] Both (A) and (B)
[D] Nutrition of mother

Comment

Answer: Option [B]
(49) What may be cause of malfunctioning of thyroid gland?
[A] Vitamin
[B] Calcium deficiency
[C] Iron deficiency
[D] Iodine deficiency

Comment

Answer: Option [D]
(50) The element which is the most abundant in the human body is –
[A] oxygen
[B] carbon
[C] iron
[D] nitrogen

Comment

Answer: Option [A]

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