Zoology Questions and Answers
| 197. |
Migratory birds can be seen in this sanctuary of Tamil Nadu |
| |
- A. vallanadu sanctuary
- B. kodaikanal sanctuary
- C. mudumalai wild life sanctuary
- D. mundanthuraiwild life sanctuary
|
| 198. |
The length of blood vessels in a human body is |
| |
- A. 10,000 km
- B. 50,000 km
- C. 96,000 km
- D. six feet
|
| 199. |
The best variety of silk is got from ---- worms. |
| |
- A. tassar
- B. muga
- C. eri
- D. mulberry
|
| 200. |
Snake venom is used as |
| |
- A. poison
- B. medicine
- C. hormone
- D. fertilizer
|
| 201. |
The ratio between birth rate and death rate is called |
| |
- A. natality
- B. mortality
- C. vital–index
- D. age–pyramids
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