List of practice Questions

Enzymes that remove nucleotides from ends and make specific cuts:
Choose the correct statements: ABA plays an important role in stratification Decapitation results in growth of lateral buds Kinetin naturally occurs in plants Vernalization promotes flowering by high temperature
Based on ICTV system, AIDS virus belongs to the genus:
One acre of trees annually absorbs CO$_2$ equal to that produced by driving 26000 miles. How many people’s oxygen needs for a year does this cover?
Assertion (A): Transport of plant growth regulators is strictly polarized and unidirectional.
Reason (R): Organic and mineral nutrients undergo multi-directional transport.

The \( F_{121} \) value of a known microorganism with \( Z \) value of \( 11^\circ C \) is 2.4 min for 99.9999% inactivation. For a 12D inactivation of the said microorganism at \( 143^\circ C \), the \( F \) value (in min) is .......... (rounded off to 3 decimal places)

From the top of a tower 50 meters high, the angle of depression to a point on the ground is 30°. What is the distance from the base of the tower to that point on the ground? (Assume the ground is horizontal)
A wire of resistance 10 \(\Omega\) is stretched to twice its original length. What is the new resistance?
In the given figure, if \( \angle AOB = 125^\circ \), then \( \angle COD = \):
In India, the Chairperson of the Permanent House is
UNICEF stands for
Currently, the Election Commission of India consists of
The ratio of width of the Indian national Flag to its length is
The National Anthem of India, Jana-Gana-Mana, was originally composed by Rabindranath Tagore in
Which among the following rivers originate in Kerala and enters into Karnataka?
Which ministry has received the highest budgetary allocation in the Union Budget of India 2025-2026?
A group of five people, namely A, B, C, D, and E are sitting in a row facing north. The following information is known about them:
(i) Only D is sitting between A and B.
(ii) Neither A nor B is at the ends.
(iii) C is sitting to the immediate left of B.

Who is sitting at the right end of the row?
Statement: Summer vacation is necessary for school children.
Conclusions:
I. School children should help parents in their everyday activities.
II. School children need rest in the hot summer.

Which of the following is the correct answer?
What is the population of state A?
Statements:
I. Population of state A is 60% of the population of state B.
II. Population of States A and B together is 10 crores.
If every book buyer has a good reading habit and everyone with good reading habit visits libraries, can we infer that all who visit libraries are book buyers?
Statement: There must be more than one High Court in each state in India.
Arguments:
I. This will be a sheer wastage of taxpayers’ money.
II. This will help to reduce the backlog of cases pending for a very long time.

Which of the following is the correct answer?
Statement: Electric Vehicle manufacturing got a boom in the industry.
Arguments:
I. The government adopted policy to control carbon emission.
II. The market demands petrol vehicles due to low cost.

Which of the following is the correct answer?

Statement: Insurance industry has not grown in the state. 
Arguments: 
I. A strong public health infrastructure is available at free of cost. 
II. People are not educated. Which of the following is the correct answer?

Statement: More road accidents occur by two wheeler motorists. 
Arguments: 
I. Many two wheeler motorists drive without helmets. 
II. Many people drive after consuming alcohol. Which of the following is the correct answer?

Statement: It is suggested to admit children in school at the age of 5 or more.
Assumptions:
I. At this age, a child is ready to learn new things.
II. The school does not admit children after the age of 5.