Common Chemical Compounds – Names and Formulas
(General Science)
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(General Science)
Learning is a continual process. To improve scores, the best way is to learn and practice. Solving question papers help students to evaluate their knowledge and familarise with different types of question patterns being asked in examination.
Eduvictors provides CBSE Previous Year Papers and Sample Question Papers for Class Class 10 Maths, Science, Social, English, Hindi and Sanskrit with/without solutions to help students in their board exam preparation.
1. Buy Most Likely Question Bank - Science: CBSE Class 10 for 2021 Examination
Here attached the Science Sample Question Paper (2020-2021).
① If the subject is singular the verb must be singular too.
e.g.
She writes neatly.
I sing in the evening.
② If the subject is plural the verb must be plural.
e.g.
They play with agility.
③ When the subject of the sentence is composed of two or more nouns or pronouns then use a plural verb.
e.g.
The director and actors work hard to put up a good show.
Q1: Who was Gautama Buddha? When and where was he born?
Answer: Gautama Buddha was a prince who was named Siddhartha Gautam by his parents. He was born in 563 B.C. in North India. He had been shielded from the sufferings of the world. He attained enlightenment under a peepal tree and named it as ‘Tree of Wisdom’.
Q2: When her son dies, Kisa Gotami goes from house to house. What does she ask for? Does she get it? Why not?
Answer: When Kisa Gotami’s son died, she went from house to house, she asked for some medicine that would cure her child.
No, she did not get it because her child was dead and no medicine could have brought him back to life.
Q1: Define immunity.
Answer: Immunity means resistance to infections and antigens. Immunity is the capacity of an organism to resist or defend itself from the development of a disease.
Q2: What is an antigen? Give some examples.
Answer: Any substance or molecule that induces the immune system to produce antibodies against it is called an antigen. Examples include pathogens, virus, pollens, chemicals etc.
Q3: Name two main types of immunities.
Answer:
1. Innate immunity
2. Acquired immunity
Learning is a continual process. To improve scores, the best way is to learn and practice. Solving question papers help students to evaluate their knowledge and familarise with different types of question patterns being asked in examination.
Eduvictors provides CBSE Previous Year Papers and Sample Question Papers for Class 7 Maths, Science, Social, English, Hindi and Sanskrit with/without solutions to help students in their board exam preparation.
1. Mathematics for Class 7 (Examination 2020-2021) R S Aggarwal
Here attached the Maths Sample Question Paper (2020-2021).
Duration: 40 minutes All Chapters
Q1: If m is the prime number then, what is the LCM of m, m² and m³.
Q2(CBSE 2019): Express 429 as product of prime factors?
Q3: If one zero of the quadratic polynomial x² - 5x - 6 is 6 then find the other zero.
Q1: When a Series is created, are the data values mutable or not?
Answer: Yes data values can be modified and are mutable.
Q2: When a Series is created, can it be resized?
Answer: No. Its size Immutable.
Q3: Consider the following snippet
>>> import numpy as np
>>> import pandas as pd
>>> series1 = pd.Series(np.arange( 10, 20, 1 ))
(a) What will the be output the following statement.
>>> print(series1.head())
Eduvictors provides CBSE Previous Year Papers and Sample Question Papers for Class 10 Maths, Science, Social, English, Hindi and Sanskrit with/without solutions to help students in their board exam preparation.
1. Buy Oswaal NCERT & CBSE Pullout Worksheets Class 10 Mathematics (Standard) Book (For 2021 Exam)
Here attached the Maths Preboard Sample Question Paper (2020-2021) for your practice.
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