Which pollutant may lead to “Black foot disease”?

1. 1. Cd
   2. Hg
   3. As
   4. Cu

Which part of the nervous system controls the activities of internal organs_____.

1. 1. Medulla Oblongata
   2. Spinal cord
   3. Cerebrum
   4. Cerebellum

Each human kidney receives _____ of total cardiac out put?

1. 1. 10%
   2. 30%
   3. 20%
   4. 40%

Dysentery is a disease that can lead to severe diarrhea with mucus or blood in the feces caused by inflammation in _____.

1. 1. Stomach
   2. Colon
   3. Small intestine
   4. Liver

The elimination of toxic nitrogenous waste and excess water in man is by_____.

1. 1. Circulation
   2. Excretion
   3. Reproduction
   4. Pollution 

Pseudocoelem develops from_____.

1. 1. Blastopore
   2. Plastoquinone
   3. Splitting of mesoderm
   4. Blastocoel

Fahrenheit is equal to how many centigrade?

1. 1. (Centigrade x 1.5) + 35
   2. (Centigrade x 1.6) +25
   3. (Centigrade x 1.7) + 32
   4. (Centigrade x 1.8) + 32

Bats & humming birds belong to_____.

1. 1. Heterotherms
   2. Endotherms
   3. Ectotherms
   4. Homeotherms

Centigrade is equal to how many Fahrenheit?

1. 1. (Fahrenheit — 32) x 50
   2. (Fahrenheit — 32) x 55
   3. (Fahrenheit — 32) x 60
   4. (Fahrenheit — 32) x 65

The number of daughter paramecia produced following conjugation is _____.

1. 1. 8 from one conjugant
   2. 16 from two conjugants
   3. 8-16 from two conjugants
   4. 8 from two conjugants