NEET 2017 PITA

Robert May

David Tilman

Robert Constanza

Paul Ehrlich

Brassicaceae

Solanaceae

Fabaceae

Liliaceae

Tansley

Alexander von Humboldt

Paul Ehrlich

David Tilman

Ribozyme

Polymerase

Ligase

Lysozyme

Energy pyramids of an ecosystem tend to diminish at higher trophic levels

A single organism can feed at several trophic levels

Detritivores feed at all trophic levels except the producer level

Primary consumers are herbivores

Biomagnification

Eutrophication

Bioremediation

Biotransformation

Klinefelter’s syndrome is due to extra X chromosome and results in sterile male

Phenylketonuria is X linked disease and results in accumulation of phenylpyruvic acid

Down’s syndrome is due to triploidy and results in mental retardation

Turner’s syndrome is due to trisomy and results in sterile female

$$-120^\circ$$ C

$$-20^\circ$$ C

$$-70^\circ$$ C

$$-196^\circ$$ C

Chlorophyll

Xanthophyll

Phycocyanin

Anthocyanin

Key, floras, manuals, monographs and catalogues are useful ads for identification of plants and animals

Herbarium is created to house live specimens of plant material.

Museums are established to keep preserved specimens of animals and plants.

Botanical garden and zoological parks are established to conserve and preserve live plants and animals respectively