Questions

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

Which of the following plants have root nodules?

Atomic numbers of four elements are as follows : F(9), P(15), Cl(17), Ar(18). Which of the following two elements would be chemically similar?

Which of the following carries blood away from the heart to different body parts?

In human beings, the respiratory pigment is

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The _____ of energy in India are met from both commercial and non commercial sources. The most _____ sources of energy today are coal and natural gas, hydro
electricity and nuclear power. On the other hand, firewood, cow-dung cakes and vegetable waste etc. _____ non commercial forms of energy. While non commercial
forms of energy _____ demand, coal is the _____ source of commercial energy in India.

coal is the _____ source of commercial energy in India. 

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Technical skill ____________ to the ability and knowledge to use the pedagogy, tools and techniques involved in the teaching and research of a specific subject. Ability in programming or software designing and operating a computer is, ___________ instance, a technical skill. There are two things a teacher should understand __________ transformational technical skills. In the first place, he must know __________ skill and what level of skill should be applied on a particular student. He should be ____________ enough with their potential to ask discerning questions. Secondly, a teacher must understand the role of each event organised and the transformational skill applied, and the inter-relationships between the events and skills.

he must know __________ skill and what level

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Abutting