List of practice Questions

Which physical property of dihydrogen is wrong ?
Addition of phosphate fertilisers to water bodies causes :
In the long form of the periodic table, the valence shell electronic configuration of $5s^2 5p^4$ corresponds to the element present in :
Two springs of spring constant $1500\, Nm^{ - 1} \, and \, 3000\, Nm ^{-1}$ respectively are stretched with the same force. They will have potential energy in ratio
Flowers are unisexual in
is the floral formula of
Keel is the characteristic feature of flower of
Which one of the following statements is not true?
Which one of the following fruits is parthenocarpic?
The gametophyte is not an independent, free living generation in :
The oxygen evolved during photosynthesis, comes from water molecules. Which one of the following pairs of elements is involved in this reaction?
Transmission tissue is characteristic feature of
Which one of the following statements is wrong?
Coconut water from a tender coconut is
In angiosperms, microsporogenesis and mega- sporogenesis
Typical growth curve in plants is
Perigynous flowers are found in
In photosynthesis, the light independent reactions take place at
Roots play insignificant role in absorption of water in
If $ ^{32}{{P}_{6}}=k\,{{(}^{32}}{{C}_{6}}), $ then $k$ is equal to
Consider the curve given by $ {{({{x}^{2}}+{{y}^{2}})}^{2}}=4({{x}^{2}}-{{y}^{2}}) $ . Which of the following is not true?
Which of the following is a tangent to the curve given by $ {{x}^{3}}+{{y}^{3}}=2xy? $
The points $ (1,3,4),\,(-1,6,10),\,(-7,4,7) $ and $ (-5,1,1) $
The sum of lengths of major and minor axes- of an ellipse whose eccentricity is $ \frac{4}{5} $ and length of latuserectum is $ 14.4 $ , is
An ellipse passes through the foci of the hyperbola, $9x^2? 4y^2 = 36$ an and minor axes lie along the transverse and conjugate axes of the hyperbola respectively. If the product of eccentricities of the two conics is $\frac{1}{2},$ then which of the following points does not lie on the ellipse ?