Which of the following are used as both fertilizer as well as explosive?

1) Calcium sulphate

2) Ammonium nitrate

3) Potassium as used in NPK fertilizers

Select the correct answer using the code given below.

Which one of the following is a strong smelling agent added to LPG cylinders to help in the detection of gas leakages?

Consider the following statements about Liquid nitrogen, that was in news for some time.

1) It starts to boil once it reaches room temperature.

2) It is an inflammable gas.

3) It is banned for use as an additive in frozen food in India.

Select the correct answer using the codes below.

Consider the following matches of new developments and their corresponding good/plant/species:

1) ZiBOC: A. Agarbatti (Incense)

2) Jivi Kalp: B. Bamboo

3) Flemingia semialata: C. Lac

Select the correct answer using the codes below.

Which of the following are usually the functions of root in a plant?

1) Storage of food and nutrients

2) Vegetative reproduction

3) Preparation of food

Select the correct answer using the codes below.