Questions

If a+b-62+a2b2+1+2b=2ab+2a, then the value of a is 

$$\begin{gathered} ∆ABC is similar to ∆PQR. If ratio of perimeters of ∆ABC and ∆PQR is 1:2 and \\ if PQ = 10 cm then what is the length of AB (in cm)? \end{gathered}$$

What is the shape of the two guard cells which enclose stomata?

Read the sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. If the given sentence is correct as it is, the answer is ‘No error’. Ignore the errors of punctuation, if any.

Delegation is the transfer of/ authority through superior to subordinate/ at different levels/ in an organized sector.

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

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 battle between attackers and the attacked is becoming still more _____________. Faced with potentially new cyber ____________, the danger to India’s economic and national security is going _________________ geometrical progression. To be forearmed, with _______________ offensive cyber operations and __________________ cyber security, is essential.

Faced with potentially new cyber ____________

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

They played with the lambs in the field and saw no human __________ but the shepherd.

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.

That is why publicly invoking these symbols has to be an act of responsible citizenship and not self­____________ demagoguery, but the difference can be hard to _______________. The problem with emotive symbols is that _________________ they can multiply the force of arguments, they cannot replace the arguments__________________. All persuasion harnesses symbols but principled persuasion must also provide arguments that can be _____________ debated.

but the difference can be hard to _______________.