List of top Questions asked in CBSE Class X- 2025

In human alimentary canal, the digestive juice secreted by the gastric glands are: 

A hydrocarbon which does not belong to the same homologous series of carbon compounds is

The incorrect statement about ozone is: 

Assertion (A): Carbon and its compounds are our major sources of fuels. 
Reason (R): Most of the carbon compounds on burning release a large amount of heat and light.

Juice of tamarind turns blue litmus to red. It is because of the presence of a chemical compound called: 

The part of human eye which controls the amount of light entering into it is:

You have three aqueous solutions A, B, and C as given below: 
A - Potassium nitrate 
B - Ammonium chloride 
C - Sodium carbonate 
The ascending order of the pH of these solutions is:

Select the option having correct matching of the organism given in Column I with the mode of reproduction in Column II: Column I {0.2cm}

A tall pea plant with round seeds (TTRR) is crossed with a short pea plant with wrinkled seeds (ttrr). The F1 generation will be:
Arrange the following regions of Italy in the order of their inclusion in the Unified Italy and choose the correct option:
I. Venetia
II. Savoy Sardinia
III. Sicilies

Match the Column-I with Column-II and choose the correct option from the following:

Arrange the following historical events in chronological order and choose the correct option:
I. Second Round Table Conference
II. Simon Commission arrives in India
III. Beginning of Dandi March
IV. Incident of Chauri-Chaura
Find the odd one out.
Belgium took some measures to solve its problem. Read the following measures and choose the correct option:
I. Formation of community government.
II. Following majoritarian policy.
III. By providing equal representation of language groups.
IV. By providing additional powers to local governments.

In the 17th century the city El Dorado in South America became famous as which one of the following?

Read the following statements for stimulating the process of globalization and choose the correct options:
I. Government reduces trade barriers.
II. Government reduces competition among producers.
III. Government reduces import and export taxes.
IV. Government removes restrictions on foreign investment.

Choose the correct option related to the regional political parties of India:

Choose the correct option related to Union list.
Two statements are given below. They are Assertion (A) and Reason (R). Read both the statements carefully and choose the correct option:
Assertion (A): There was civil war in Sri Lanka.
Reason (R): An Act was passed in 1956 to secure dominance of Sinhala community on the government.
'Per capita income' is criterion for development of which one of the following?
Read the following statements regarding the creation of States on the basis of language in India and choose the correct options:
I. Formation of states on the basis of language made the country more united and stronger.
II. Formation of states on the basis of language made administration easier.
III. Formation of states on the basis of language has weakened the federal structure.
IV. Formation of states on the basis of language led to the development of Indian languages.
Which of the following provisions have been made under the ‘Mahatma Gandhi National Rural Employment Guarantee Act – 2005’?
Which state of India has the maximum area under permanent forest?
Which among the following crop is known as ‘Golden Fibre’?

Choose the correctly matched pair: