CET-BIOLOGY-JNK-2008 Questions and Answers

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Q41
In sharks, one of the following is absent :
  • A Claspers
  • B Placoid scales
  • C Cartilaginous endoskeleton
  • D Air bladder
Answer: Option D
Q42
The devil fish and sea hare are :
  • A Molluscs
  • B Crustaceans
  • C Coelenterates
  • D Marine fish and mammal
Answer: Option D
Q43
Endothelium of blood vessels is made up of :
  • A Simple cuboidal epithelium
  • B Simple squamous epithelium
  • C Simple columnar epithelium
  • D Simple non-ciliated columnar
Answer: Option B
Q44
In humans, sphincter of Oddi is associated with the opening of :
  • A Common hepatopancreatic duct
  • B Pyloric stomach
  • C Oesophagus
  • D Colon
Answer: Option A
Q45
In human beings, the duration of cardiac cycle is :
  • A 0•08 second
  • B 0•5 second
  • C 0•8 second
  • D 8•0 second
Answer: Option C
Q46
In which part of nephron, reabsorption is minimum from filtrate ?
  • A Henle’s loop
  • B Proximal convoluted tubule
  • C Distal convoluted tubule
  • D Collecting duct
Answer: Option C
Q47
Which hormone level reaches peak during luteal phase of menstrual cycle ?
  • A Luteinizing hormone
  • B Progesterone
  • C Follicle stimulating hormone
  • D Estrogen
Answer: Option B
Q48
The largest subunit of prokaryotic ribosomes is :
  • A 30S
  • B 40S
  • C 50S
  • D 60S
Answer: Option C
Q49
Which of the following is a part of endomembrane system of eukaryotic cell ?
  • A Peroxisomes
  • B Chloroplasts
  • C Mitochondria
  • D Golgi complexes
Answer: Option D
Q50
Inflammation of joints due to accumulation of uric acid crystals is called as :
  • A Gout
  • B Myasthenia gravis
  • C Osteoporosis
  • D Osteomalacia
Answer: Option A

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