The dark coloured dead wood present in the central region of old tree is
spring wood
heart wood
sap wood
cambium
Diffusion Pressure Deficit (DPD) is equal to the Osmotic pressure substracted by
Osmotic Pressure (OP)
Turgor Pressure (TP)
Suction Pressure (SP)
Water Potential ()
Oxygen released in photosynthesis comes outby
photophosphorylation
photolysis of water
photorespiration
Kelvin cycle
The endosymbiotic hypothesis of mitochondrial origin states that
mitochondria were capable of self-duplication
mitochondria were initially aerobic bacteria
mitochondria were chloroplast in the beginning
mitochondria were part of nucleus
The basic principles of embryonic development were first given by
Weismann
Haeckel
Von Baer
Malthus
Corpus luteum in mammals occurs in
brain and connects two cerebral hemispheres
ovaries and produces progesterone
heart and initiate contraction
skin and acts as a pain receptor
B.
ovaries and produces progesterone
Corpus luteum in mammals occurs in ovary. On 15th day of menstrual cycle, the peak of leutinising hormone (LH) stimulate the follicular cells of the empty Graafian follicles to form a yellow body called corpus luteum. It secretes progesterone and a small amount of estradiol.
Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following larval stages respectively
redia and miracidium
cercaria and redia
cercaria and metacercaria
miracidium and metacercaria
Select the correct sequence of stages in the evolution of modern man (Homo sapiens)
Australopithecus, Homo habilis, Neanderthal, Cro-magnon man, Modern man
Homo habilis, Neanderthal, Australopithecus, Cro-magnon man, Modern man
Australopithecus, Neanderthal, Cro-magnon man, Homo habilis, Modern man
Neanderthal, Australopithecus, Cro-magnon man, Homo habilis, Modern man