Sudoriferous glands occur in :
lung
kidney
skin
alimentary canal
C.
skin
Sudorific gland or sudoriferous glands are found in skin of mammals. These secrete sweat to cool the body.
Which of the following does not match ?
Muscular movement - ATP
Heart - pace maker
Monocyte - haemoglobin
Nerve impulse - acetylcholine
Defect in amino acid metabolism may results in :
albinism
porphyria
Wilson's disease
phenylketonuria
Largest number of chloroplast is found in :
palisade tissue
spongy tissue
transfusion tissue
bundle sheath cells
Growth rings are formed due to activity of :
extrastelar cambium
intrastelar cambium
interstelar cambium
both 'b' and 'c'
In the sporogonium of which plant, columella is present ?
Penicillium
Spirogyra
Rhizopus
Ulothrix
Rarely among angiosperms the pollen grains influenced the endosperm. This is called as :
Metaxenia
Nemec phenomenon
Xenia
Mesogamy
Which of the following taxonomist described classification of plant kingdom in "Families of flowering plants" ?
Cronquist
Takhtajan
Benson
Hutchinson