List of practice Questions

Which of the following atomic numbers of elements have similar chemical properties?
In the modern periodic table group 2 (IIA) elements are called as
The valency of Calcium is
Atomic number of an element is 17 then the period to which this element belongs
In F2 generation, the phenotype ratio of dihybrid cross_____
Fern leaf which produces spores is called
Number of pairs of contrasting characters in pea plants selection by Mendel
The wings of a bat and wings of bird are an example of
Palaeontologists deal with____
What are the positions of auricles and ventricles in the heart ?
Through which of the following is water transported in a plant ?
In humans, the total amount of urine excreted per day is about
Which of the following is the largest artery ?
The position of the right kidney is lower than the left kidney due to the presence of this organ above it
\(\frac{1}{\sqrt{2}}\) is ______ .
If \(2^x=8^2\) then \(x=?\)
A={C,O,V,I, D, 19, 2020}, B={C,O,V,I, D, 19, 2021} then B-A=?
Find the value of \(\log_{0.1} 0.01\)
The roots of \(x^2+x-6=0\) are
If \(α, ẞ\) are the roots of a quadratic equation \( ax^2 + bx+c=0, a ≠0\) then \(\frac{1}{\alpha} + \frac{1}{\beta}\)=___
10th term of an arithmetic progression 2,-1,-4,....... is
How many two digit numbers are divisible by 7?
The sum of 15 terms of A.P. 3, 6, 9,...
The value of x which satisfies the equation 2x-(4-x)=5-x is
Solution of the equations 3x-4y=7 and 2x+3y=-1 is not equal to