Who discovered the blood groups of man?

1. 1. Edward Jenner
   2. Larven
   3. William Harvey
   4. Kari Landsteiner

RNA differs from DNA in containing _____.

1. 1. Ribose
   2. Cytocline
   3. Deoxyribose
   4. Phosphate

The heart beat is initiated and regulated by nodal tissue made of specialised cardiac muscles called _____.

1. 1. Alveolar tissue
   2. Purkinje tissue
   3. Spongy tissue
   4. None of the above

Which of the following enzymes is present in the saliva?

1. 1. Bile
   2. Pepsin
   3. Ptyalin
   4. Rennin

The terminal part of vertebral column in man is called _____.

1. 1. Telson
   2. Urostyle
   3. Coceyx
   4. Pygostyle

Colourblind person cannot distinguish red from _____.

1. 1. Yellow
   2. Blue
   3. Green
   4. White

Which one of the following is hereditary disease?

1. 1. Haemophilia
   2. Cholera
   3. Polio
   4. Typhoid

Which one of the followings is produced by hybridization and selective breeding?

1. 1. Neeli-Ravi Buffalo
   2. Rahu-Thaila hybrid
   3. Sahiwal Ox
   4. All of the above

Who among these was produced by genetics engineering?

1. 1. Nacy sheep
   2. Dhani ox
   3. Jersey-Sahiwal cow
   4. Rahu-thaila carp

The persons whose blood has a reduced capacity of delivering oxygen to tissues suffer from _____.

1. 1. Haemophilia
   2. Sickle cell anaemia
   3. Anaemia
   4. None of the above