Which one of the following is a growth regulator produced by plants?
Naphthalene acetic acid
Zeatin
2,4-dichlorophenoxy acetic acid
Benzyl aminopurine
In apple, the edible portion is
mesocarp
epicarp
endocarp
thalamus
D.
thalamus
Epicarp is the outermost covering of the fruit that functions to protect the inner part of the fruit, mesocarp is the middle fleshy edible part in fruits and endocarp is the innermost hard stony part which encloses the seed and gives protection to it as apple is a false fruit develop from thalamus along with the ovary. The edible portion of apple is fleshy thalamus.
In which one of the following, expenditure of energy is required?
Osmosis
Diffusion
Active transport
Passive transport
Juvenile hormone in insect is released from
protocerebrum
corpora cardiaca
corpora allata
thoracic gland
The body of Rohu fish is covered by
cycloid scale, but the tail of homocercal
placoid scale, but the tail of heterocercal
cycloid scale, but the tail of heterocerca
placoid scale, but the tail is homocercal
Management of National Park is controlled by
State Government
Central Government
United Nations
Non-Government Organisations
Objects less than 0.2 m in size cannot be see an under light microscope because
the wave length of visible light is 3900- 7800 Å
only two types of lenses are used
maximum magnifying power of ocular lens is 20 X
maximum magnifying power of objective lens is 100 X