Questions

Nutrients are necessary for break down the food and supply energy to the organisms and to carry out essential life functions.

• Important nutrients are Hydrogen, Carbon and Oxygen.

• Some more important nutrients for plants are : Potassium, Sulphur, Nitrogen, Phosphorous, Calcium and Magnesium. 

"My Life, My Mission" is the autobiography of Baba Ramdev.

Whereas

Ace Against Odds is the autobiography of Sania Mirza

Test of My Life: From Cricket to Cancer is the autobiography of Yuvraj Singh

Wings of Fire is the autobiography of Abdul Kalam.

Consciousness is the state or quality of awareness, or, of being aware of an external object or something within oneself.

Day dreaming, Meditation, Intoxication, Sleep and Hypnosis are all types of altered states of consciousness . In al these states, a person's state of conscious is altered but he has consciousness.

Allotropes are the different physical forms of an element. Here in the given options, diamond and graphite are the pair of allotropes of carbon.

Some more examples are Molecular oxygen and ozone are pair of allotropes, Black and red phosphorous are also pairs of allotropes.