Plants growing in saline marsh habitats are called
Xerophytes
Aerophytes
Saprophytes
Halophytes
Correct Answer :
D. Halophytes
Related Questions
Kwashiorkar is a deficiency disease
due to poor intake of proteins
due to poor intake of carbohydrates
due to (a) and (b)
due to poor intake of lipids
The bacteria that gets into our body is consumed by
RBC
Blood platelets
Plasma
Phagocytes
Haemophllia is a genetic disorder which leads to
decrease in haemoglobin level
rheumatic heart disease
increase in haemoglobin level
non-clothing of blood
Who was the first scientist to use an instrument for biological studies in 1665?
Robert Hooke
Schwann
Schleiden
None of the above
Kwashiorkar is characterised by
dermatitis, changes in hair pigments and retarded brain growth
excretion of creatine in excess
tyrosinosis and alcaptonuria
None of these
Heart is made up of
nonstriated muscle
cardiac muscle
connective tissue
nervous tissue
The smallest size of a cell which can be seen directly by the eye is
One micron
10 micron
100 micron
1000 micron
Vitamin D deficiency leads to
sterility
pellagra
rickets
capillary fragility
The hormone that contains iodine is
Prolactin
Vasopressin
Thyroxine
Adrenalin
Plague is caused by
Bacteria
Virus
Fungus
Fleas
The insects do not have blood pigments because
there is no blood
blood does not have a respiratory function
tissues have pigments
pigments are elsewhere
The medulla oblongata encloses the
optic lobe
optic capsule
second ventricle
fourth ventricle
Saffron is the dried ________ of the saffron plant.
fruit
aril
stigmas and tops of styles
tender leaves and sprouts
Which among the following cows give maximum milk yields?
Jersey
Holstein
Red Sindhi
Sahiwal
Calcium and phosphorus assimilation will depend on sufficient intake of
vitamin B complex
vitamin D
vitamin A
vitamin C
The larva of the housefly is called
maggot
caterpillar
grub
wriggler
One of the following is called a feminine hormone. Which one is it?
Oestrogen
Testosterone
Pituitrin
Thyroxine
In phototropism, auxins
Promote growth of cells
Inhibit cell division
Inhibit growth of cells
Stimulate differential growth of cells
The hypoglossal nerves are the pairs of the spinal nerves
First pair
Second pair
Third pair
Fourth pair
The dinosaurs (terrible lizards) became very successful during
Palaeozoic era
Mesozoic era
Cenozoic era
Archaeozoic era
The organ that produces antibodies in our body is
pancreas
salivary gland
liver
gonads
The rate of growth of plants can be measured by a/an
manometer
auxanometer
photometer
thermometer
Higher plants take up nitrogen as
Nitrites only
Nitrates only
Nitrates and Ammonia
Urea
In case of a heart attack a hormone is injected as an emergency measure. Which one is it?
Thyroxine
Vasopressin
Heparin
Insulin
Digestion of proteins starts in the
mouth
stomach
duodenum
intestine
At the end of a reaction enzymes are
left as they are
reduced
increased
neutralised
A few infections like sore throat, whooping cough and tuberculosis are carried through the respiratory system. Which among the following is caused by bacteria while passing through the respiratory tract?
diphtheria
dysentery
jaundice
typhoid
The plant cells are surrounded rigidly by
plasmalemma
cell membrane
cell wall
plasma membrane
Geotropism is reaction of plants to the stimulus of
earth
light
sound
gravity
The cavities of the brain are filled with
Blood
Lymph
Water
Cerebrospinal fluid