Passage cells help in
transport of water towards pericycle
transport of water towards epiblema
absorption of water from soil
passage of CO2 towards stomata
Which one of the followings is an in situ method of biodiversity conservation?
National park
Botanical garden
Zoological garden
Scientific laboratory
A.
National park
When we conserve and protect the whole ecosystem, its biodiversity at all levels is protected. This approach is called in situ conservation. It includes hotspots, biosphere reserves, national parks, sanctuaries, sacred groves, etc. However, when threatened animals and plants are taken out from their natural habitat and placed in special setting, where they can be protected and given special care, this approach is called ex situ (off site) conservation. It includes zoological parks, botanical gardens and wildlife safari parks, etc.
All of the following symptoms are found in jaundice except
disorders of hepato-biliary system
abnormal secretion of pancreatic and gastric juices
bile duct obstruction
anaemia
Which one of the following combinations acts as a usual antigen binding site of an antibody?
Variable regions of a light and another heavy chain
Variable regions of two light chains
Variable regions of two heavy chains
Variable region of a heavy chain and constant region of a light chain
Neoteny refers to
development of gonads
moulting
metamorphosis
retention of larval traits in the adult body
The animal species controlling the ecosystem functioning is known as
edge species
pioneer species
keystone species
umbrella species
Central dogma in molecular biology is
RNA DNA Protein
DNA RNA Protein
RNA Protein DNA
DNA Protein RNA