136: Wisdom teeth normally grow during the age of:

(a) 34-----40 years

(b) 12-----15 years

(c) 17------30 years

(d) 40------45 years
137: The colour of an opaque object is due to the colour it

(a) absorbs

(b) refracts

(c) reflects

(d) scatters
138: With reference to an initiative called The Economics of Ecosystems and Biodiversity (TEEB), which of the following statements is/are correct?

1. It is an initiative hosted by UNEP, IMF and World Economic Forum.
2. It is a global initiative that focuses on drawing attention to the economic benefits of biodiversity.
3. It presents an approach that can help decision-makers recognize, demonstrate and capture the value of ecosystems and biodiversity.

Select the correct answer using the code given below.

(a) 1 and 2 only
(b) 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
139: In the context of wearable technology, which of the following tasks is/are accomplished by wearable devices?

1. Location identification of a person
2. Sleep monitoring of a person
3. Assisting the hearing impaired person

Select the correct answer using the code given below:

(a) 1 only

(b) 2 and 3 only

(c) 3 only

(d) 1, 2 and 3
140: Gypsum is added to the soil?

(a) To increase the alkalinity

(b) To decrease the acidity

(c) To decrease the alkalinity

(d) As an insecticide