[Traffic Manager, 2016]
36. An example of human X – linked trait:
Skin colour
Down's syndrome
Colour blindness
Both Down's syndrome and Skin colour
37. The half life of Radium – 226 is 1620 years. You are given a sample of material containing 16 mg of Radium – 226. How long will it take for the sample to contain 1mg of Radium – 226 ?
3240 years
6480 years
1620 years
4860 years
38. An International agreement that bans most international toxic – waste trade:
Rio convention
Cartagena Protocol
Basel Convention
Stockholm Convention
39. Which of the following State/Union Territory does not have any National Park?
Tamil Nadu
Punjab
Andhra Pradesh
Nagaland
40. Bengal gram (chana) is also known as:
Pigeon pea
Congo pea
Chick pea
Cow pea