Higher plants take up nitrogen as
Nitrites only
Nitrates only
Nitrates and Ammonia
Urea
Correct Answer :
C. Nitrates and Ammonia
Related Questions
The cell theory of Schleiden and Schwann states that
cells reproduce by mitosis or meiosis
all cells have nuclei
cells are basic units of plants and animals
cells arise only from pre-existing cells
Origin of species was published by
Lamarck
Weismann
de Vries
Charles Darwin
The country's first 'brain bank' that can store up to 300 human brains has been opened at
Alleppey
Bengaluru
Bhubaneshwar
Mumbai
Savannah is
grass land
desert
forest
snow clad mountains
Cancer is induced by certain viruses called
poxviruses
adenoviruses
oncogenic viruses
herpesviruses
Which one of the following was probably absent in the atmosphere at the time of origin of life?
Ammonia
Oxygen
Hydrogen
Carbon
Plants grown in darkness show
stout stem
long internodes
bigger leaves
no growth at all
The external ears of man are intended for
ornaments
scattering sound waves
collect sound waves
beauty
Maintenance of pregency is under the control of
Follicular stimulating hormone
Growth hormone
Estrogen
Progesterone
Edward Jenner to find out the efficacy of vaccination used
his own body
his friend's body
a corpse
a laboratory animal
The ultimate substances to which the carbohydrates are degraded are
amino acid
glycerol
glucose
maltose
Which among the following is a Cast growing tree?
Teak
Eucalyptus
Banyan
Coconut
The theory that all animals and plants are made up of cells and they could arise only from pre-existing cells was propounded by
Robert Hooke
Matthias Schleiden and Theodore Schwann
Purkinije
Leuwenhoek
The thrombocytes are associated with
blood coagulation
transport of respiratory gases
removal of nitrogenous wastes
all the above
Which one of the following is not caused by bacteria?
Tuberculosis
Typhoid
Cholera
Mumps
The science dealing with diseases of plants is called
Plant anatomy
Plant ecology
Plant pathology
Plant morphology
The plant cells are surrounded rigidly by
plasmalemma
cell membrane
cell wall
plasma membrane
The 'graveyard of the RBC' refers to
spleen
liver
bone marrow
thymus
The condition in which there is abnormal decrease of white blood corpuscles is known as
leukaemia
leucoderma
leukopenia
anaemia
Which among, the following is a solid lubricant?
carbohydrate
graphite
protein
starch
Heart is made up of
nonstriated muscle
cardiac muscle
connective tissue
nervous tissue
Sadabahar, a common weed, is the raw material that provides the source of medicines used In the treatment of
gout
blood cancer
coronary heart disease
polio
Nucleus was first discovered by
Porter
Robert Brown
Palade
None of these
The genetic code DNA is carried from the nucleus to Ribosome by
t-RNA
r-RNA
S-DNA
ATP
The disease Goitre is caused in persons who do not have in their diet sufficient
calcium
sodium
iodine
iron
The specific gravity of blood is
lower than water
higher than water
same as water
many times that of water
Under the immunisation programme's Govt. of India is providing vaccination to prevent some vaccine-preventable diseases. Which of the following is NOT one of them?
Tuberculosis
Diphtheria
Tetanus
Plague
During dehydration, the human body is usually lost by the human body is
sugar
sodium chloride
potassium chloride
iodine
Organisms that depend only on raw plant products are said to be
herbivorous
vegetarian
carnivorous
omnivorous
Which element in chillies causes burning sensations?
Capsaicin
Cyanogen
Ammonia
Capsicum