List of practice Questions

Which of the following statements are CORRECT?
Which of the following statements are correct?
Which of the following stratigraphic units contain coal seams?
Which of the following structures form in marine environment?
Which one is the correct order of stability of the minerals (arranged from the most stable to the least stable) during chemical Weathering?
Which one of the following is a geochronologic unit?
Which one of the following organisms became extinct during the Cretaceous- Tertiary mass extinction event?
Which one of the following scismic Waves involves compression and rarefaction (but not rotation) of the material that it passes through?
Which one of the given statements is correct?
Which one of the given textural features results from exsolution?
Which one of the magnitude scales given below DOES NOT saturate while estimating size of carthquakes?
Within a fourth order drainage basin, the total lengths of the 1st, 2nd, 3rd and 4th order streams are 10.5 km, 7.5 km, 5.5 km and 1.5 km, respectively. If the drainage density of the basin is 0.5 km-1, the basin area is km2. (In integer)
A double stranded DNA molecule of total 5000 base pairs long, has a melting temperature of 85 °C. What will be the % AT base pairs in this sample? (up to one decimal place).
A frameshift mutation is caused by___
A man having a dominant genetic trait (TT genotype) can laste phenylthiocarbamide (PTC), marries a woman who cannot taste PTC. The PTC tasting ability of their biological son and daughter is
A man throws a ball vertically up in the air with an initial velocity v1 such that it reaches a height of 12 m with a speed of 12 m/s. If he throws the same ball vertically up with an initial velocity v such that it reaches a maximum height of 12 m. Calculate v1/v2 (up to 2 decimal places).
A random fluctuation in gene frequency is called
A rise in cytosolic calcium ion concentration just after fertilization in a sea urchin egg leads to
A single copy of an allele in sickle-cell heterozygous individuals reduces the frequency and severity of malaria. The reason for this is
Amongst the molecules given below, the total number of molecules that have at least one sp² hybridized atom is___.
\(C_6H_6, NO_2, BF_3, H_2O_2,SO_2,C_2H_2, L\) -Tryptophan
An object is placed at the principal focus of a concave lens of focal length 10 cm. The image will be formed at___ cm, between the optical center and the focus of the lens on the same side of the object.
An organism that causes obstruction of lymphatic system in humans is___
Archaeal cell membranes contain lipids that are
Assuming the molecule shown below is aromatic, the value of "s" according to "Hückel's rule" is
an aromatic molecule
Bacteria containing a tuft of flagella that comes out from one pole is called___.