Biotic factors are :
chemical factors of soil which affect life
physical factors of soil which affect life
all living organisms which influence other organisms
factors of atmosphere which affect life
Organs which differ in origin but perform similar functions
analogous
homologous
vestigial
all of these
Set which includes only analogous organs is
wings of butterfly, housefly and bat
hindlegs of horse, grasshopper and bat
wings of butterfly and wingspread of bat and birds
mandibles of cockroach, mosquito and honey bee
Lymphocytes are formed by
plasma cells
mast cells
liver cells
none of these
D.
none of these
Lymphocytes are synthesized by golgi apparatus of lymphoid organs.
Lymphocytes generally include B cells(Synthesised in bone marrow), T cells(Synthesised in Thymus) and NK cell(site of synthesis is controversial but it resides in the liver as the liver is a lymphoid organ)
Example of analogous organs is :
wings of bird and insect
forelimbs of horse and man
teeth of elephant and man
none of the above
During starvation what will be sequence of ending of food stuffs ?
Carbohydrates - Fat- Protein
Carbohydrate - Protein - Fat
Fat - Protein - Carbohydrate
Fat - Carbohydrate- Protein
A haemophilic woman marries a normal man then
all the children will be normal
all the sons will be haemophilic
all the girls will be haemophilic
half girls will be haemophilic