Biology Questions for SSC CGL EXAM

Q1. The basic unit of all living organisms is-
(a) A drop of blood 
(b) A molecule of glucose 
(c) A set of proteins 
(d) A cell 
Q2. A bat is- 
(a) A mammal 
(b) A reptile 
(c) An amphibian 
(d) An avian 
Q3. Which of the following is not the characteristic of Fungi?  
(a) Autotrophic 
(b) Heterotrophic 
(c) Parasitic 
(d) Saprophytic 
Q4. Mammals are-  
(a) Warm-blooded 
(b) Cold-blooded 
(c) Both (a) and (b) 
(d) None of these 
Q5. Outer covering of virus made up of protein is- 
(a) Capsid 
(b) Coat 
(c) Virion 
(d) Viroid 
Q6. Which of the following is a parasitic plant? 
(a) Cuscuta 
(b) Banyan 
(c) Amarbel
(d) All of the above
Q7. Which of the following is not a mammal? 
(a) Fish 
(b) Cow 
(c) Goat 
(d) Whale 
Q8. The process of cell division can take place by-
(a) Heterosis 
(b) Fusion 
(c) Mitosis 
(d) None of these 
Q9. The organelle that make ATP is-  
(a) Microbody 
(b) Nucleus  
(c) Mitochondrion 
(d) Ribosome 
Q10. Deficiency of iron in human diet causes- 
(a) Goitre 
(b) Scurvy 
(c) Anaemia 
(d) Rickets 
Q11. Collar bone is known as-
(a) scapula 
(b) coracoid 
(c) patella 
(d) clavicle 
Q12. In human teeth, the type that help in cutting are  
(a) canines 
(b) incisors 
(c) molars 
(d) premolars 
Q13. What is the main component of bones and teeth?  
(a) calcium carbonate 
(b) calcium phosphate 
(c) calcium sulphate 
(d) calcium nitrate 
Q14. In mammals, which of the following contains blood with the highest oxygen content?  
(a) right atrium 
(b) jugular vein 
(c) pulmonary artery 
(d) left ventricle 
Q15. Colour blindness is a  
(a) sex-limited character 
(b) sex-linked character  
(c) sex-influenced character  
(d) none of the above  
S1. Ans.(d) 
S2. Ans.(a)
S3. Ans.(a)
S4. Ans.(a)
S5. Ans.(a)
S6. Ans.(d)
S7. Ans.(a) 
S8. Ans.(c)
S9. Ans.(c)
S10. Ans.(c)
S11. Ans.(d)
S12. Ans.(b)
S13. Ans.(b)
S14. Ans.(d)
S15. Ans.(b)

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