List of top Questions asked in GATE GG, GATE EY

Observations of algal species showed that their diversity was higher in pools where there were grazing snails compared to pools without snails. Which one of the following statements best explains this result?

Which plant hormone is mainly responsible for apical dominance?

Which nutrient is most commonly deficient in Indian soils?

The duty of water is defined as:

In Mendelian inheritance, the phenotypic ratio of a dihybrid cross is:

Which of the following statements is correct about the small-signal voltage gain of single-stage MOSFET amplifiers? Consider the statement: "Both common source and common gate amplifiers are inverting amplifiers."

The permanent wilting point of soil corresponds approximately to which soil moisture tension?

Which one of the following crops is most sensitive to photoperiod?

The efficiency of irrigation system is maximum in:

Which one of the following minerals belongs to the cubic (isometric) crystal system?

The angle between the strike line and the true dip direction of a bed is:

Which texture is characteristic of rapidly cooled volcanic rocks?

Which fossil group is commonly used as an index fossil of the Mesozoic era?

Which geophysical method is most suitable for locating groundwater aquifers?

The oldest rock system in the Indian stratigraphic succession is:

Which geomorphic process is primarily responsible for the formation of sand dunes?

One hypothesis for why the tropics have far greater species richness than higher latitudes is that the tropics are relatively aseasonal. Low seasonality can encourage high species richness through which one or more of the following mechanisms?

You are a plant ecologist studying a plant in the genus Veronica. You notice that, at open rocky sites, Veronica grows as a creeper spreading low to the ground, whereas in grasslands, the stem stands upright. You collect seeds from multiple populations in each habitat type and grow them under uniform conditions in a greenhouse. You find that all the plants grown in the greenhouse have stems that stand upright. Which one or more of the following explanations best support(s) your observations?

In conservation biology, which one or more of the following is/are used to calculate the effective population size, $N_e$?

Honey bees are haplodiploid, which means that the relatedness is, on average, expected to be 0.75 between

A Boolean function is given as \[ f = (\bar{u} + \bar{v} + \bar{w} + \bar{x}) \cdot (\bar{u} + \bar{v} + \bar{w} + x) \cdot (\bar{u} + v + \bar{w} + \bar{x}) \cdot (\bar{u} + v + \bar{w} + x) \] The simplified form of this function is represented by:

Let \( \mathbf{v}_1 \) and \( \mathbf{v}_2 \) be the two eigenvectors corresponding to distinct eigenvalues of a \( 3 \times 3 \) real symmetric matrix. Which one of the following statements is true?