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Species Area relationship is described by the following equation: log S = log C + Z log A. In this equation, Z represents:
Which of the following factors are included in 'The Evil Quartet', the four major causes of biodiversity loss?
In-situ conservation refers to:
Which of the following is not a method of ex situ conservation?
Habitat loss and fragmentation, over-exploitation, alien species invasion and co-extinction are causes for:
Which of the following is/are cause(s) of biodiversity losses?
The species of plants that plays a vital role in controlling the relative abundance of other species in a community is called _______.
In the 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to which of the following?
Which one of the following plants shows vexillary aestivation and diadelphous stamens?
The process of translation of mRNA to proteins begins as soon as :
Match List -I with List -II | List -I | | List -II | | :--- | :--- | :--- | | (a) Manganese | (i) | Activates the enzyme catalase | | (b) Magnesium | (ii) | Required for pollen germination | | (c) Boron | (iii) | Activates enzymes of respiration | | (d) Iron | (iv) | Function s in splitting of water during photosynthesis |
What is the net gain of ATP when each molecule of glucose is converted to two molecules of pyruvic acid?
The gaseous plant growth regulator is used in plants to :
The device which can remove particulate matter present in the exhaust from a thermal power plant is :
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Polymerase chain reaction is used in DNA amplification. Reason (R): The ampicillin resistant gene is used as a selectable marker to check transformation. In the light of the above statements, choose the correct answer from the options given below:
Which of the following is not observed during apoplastic pathway?
DNA polymorphism forms the basis of:
XO type of sex determination can be found in:
Among 'The Evil Quartet', which one is considered the most important cause driving extinction of species?
The historic Convention on Biological Diversity, 'The Earth Summit', was held in Rio de Janeiro in which year?