Food substances are substances by
hormones
enzymes
vitamins
zymogens
Correct Answer :
B. enzymes
Related Questions
Maize is attacked by
Phytophthora
Pythium
Ustilago
Puccinia
Plantain is
a tree
an annual herb
a perennial herb
a shrub
Heart is made up of
nonstriated muscle
cardiac muscle
connective tissue
nervous tissue
The endocrine glands secrete
bile
harmones
sweat
genes
Blood pressure is measured by
Auxanometer
Stethoscope
Sphygmomanometer
Kaleidoscope
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 blood pressure is controlled by the hormone
Vasopressin
Oxytocin
Oestrogen
Testasterone
Fusarium causes the wilting of the cotton plants by
clogging the vessels
producing toxic substance
causing necrosis of roots
killing the leaves
Eugenics is the application of genetics to improve
crop plants
fruit trees
cattle
human beings
Injection of insulin causes
increase in glucose in blood
decrease in glucose in blood
increase in blood pressure
decrease in blood pressure
Cancer is induced by certain viruses called
poxviruses
adenoviruses
oncogenic viruses
herpesviruses
Which one of the following is not caused by bacteria?
Tuberculosis
Typhoid
Cholera
Mumps
A child goes on vomiting profusely and develops symptoms of diarrhoea. Chances are that in the child's blood serum there is a drop In
calcium
iron
sodium
phosphorus
Egg laying animals are referred to as
viviparous
oviparous
ovoviviparous
vegetative
Vitamins A and C are predominantly present in
brinjal
lady's finger
potato
tomato
Lamarck's theory of inheritance of acquired characters was challenged by
August Weismann
Hugo de Vries
Herbert- Spencer
Carl Linnaeus
What do you mean by lentic biota?
Plants and animals in lakes and ponds
Plants and animals in forest
Plants and animals in sea water
Desert plants and animals
Jaundice is caused by a/an
virus
bacteria
fungus
animal
Hypogeal germination is found in
castor
onion
bean
bengal gram
The development of new organs is termed
Parthenogenesis
Morphogenesis
Histogenesis
Paedogenesis
Best growth of plants is attained if they are supplied with
low carbohydrate and high nitrogen
high carbohydrate and low nitrogen
high carbohydrate and moderate nitrogen
equal carbohydrate and nitrogen
Which of the following is a good and rich source of vitamin 'C'?
Milk
Radish
Mango
Lemon Juice
The metallic part of haemoglobin is
copper
molybdenum
nickel
iron
Whale reproduces by
ovipary
vivipary
ovovivipary
fission
The valve between the right auricle and right ventricle is called
Tricuspid
Bicuspid
Monocuspid
Semilunar
Which organism probably arrived first in the world?
Algae
Fungi
Protozoa
None of the above
Total number of amino acids in plants is
10
20
30
Plenty
Organisms that live in the deep sea are mainly
Herbivores
Carnivores
Detritivores
None of the above
Sexual selection theory was propounded by
Wallace
De Vires
Lamarck
Charles Darwin
Kwashiorkar is characterised by
dermatitis, changes in hair pigments and retarded brain growth
excretion of creatine in excess
tyrosinosis and alcaptonuria
None of these