MHT-CET PCM 04 — MHT - CET STD 12 Science — Question

In ____________, one could get same genotypic and phenotypic ratio.

Identify the INCORRECT statement from the following.

i. The compatible pollen absorbs water and nutrients from the surface of stigma, germinates and produces pollen tube.

ii. The pistil has the ability to recognise and accept the right or compatible pollen of the same species.

iii. Pollination always guarantee the transfer of right type of pollen grain on stigma.

One mole of an ideal gas with `gamma` = 1.4 is adiabatically compressed so that its temperature rises from 27° C to 47° C. The change in the internal energy of the gas is (R = 8.3 J/mol.K) ____________.

The point which provides the solution to the linear programming problem: Max P = 2x + 3y subject to constraints: x ≥ 0, y ≥ 0, 2x + 2y ≤ 9, 2x + y ≤ 7, x + 2y ≤ 8, is ______

At a certain instant, a stationary transverse wave is found to have maximum kinetic energy. The appearance of string at that instant is ____________.

The same land which is used for both cropping and forestry is ______ 

Given below are four statements along with their respective duals. Which dual statement is not correct?

What is the duration of joint diastole?

The magnitude of the magnetic induction at a point on the axis at a large distance (r) from the centre of a circular coil of 'n' turns and area 'A' carrying current (l) is given by ______.