Last seen: Mar 10, 2022
Correct answer: (a) Pinus
Correct answer: (a) Capsule
Correct answer: (b) Phycoerythrin Explanation: Members of Rhodophyceae are commonly called red algae because of the predominance of the red pigmen...
Correct answer: (b) Ovary
Correct answer: (b) Spirogyra
Correct answer: (b) Gelidium Explanation: Agar is extracted from Gelidium and Gracilaria, it is used to grow microbes and in preparation of ice-cr...
Correct answer: (c) Chlorella
Correct answer: (c) Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell
Correct answer: (c) Marchantia Explanation: Marchantia is a liverwort. Sphagnum, Funaria and Polytrichum are mosses.
Correct answer: (a) Pteridophytes
Correct answer: (a) Male and female sex organs are on the same individual
Correct answer: (a) Agar
Correct answer: (b) Phycoerythrin Explanation: Members of Rhodophyceae are commonly called red algae because of the predominance of the red pigmen...
In the froth floatation process, the role of the depressants is to separate two sulphide ores by selectively preventing one ore from forming froth. Fo...
The reduction potentials of zinc and iron are lower than that of copper. In hydrometallurgy, zinc and iron can be used to displace copper from their s...
The change in Gibbs energy is related to the equilibrium constant, K as ΔG = -RT ln K At room temperature, all reactants and products of the given...
The change in Gibbs energy is related to the equilibrium constant, K as ΔG = -RT ln K At room temperature, all reactants and products of the given...
In the extraction of aluminium, the significance of leaching is to concentrate pure alumina (Al2O3) from bauxite ore. Bauxite usually contains silica,...
Correct answer: (a) One of the steps is endothermic in HCl and HI Explanation: Anti-Markownikoff's addition is possible only in case of HBr and no...
Correct answer: (c) Ethene Explanation: Ethene is obtained by electrolysis of dipotassium succinate as follows figure.png At cathode: 2H+...