Dwarf plants can be made to attain their normal stature by applying
IAA
Ethylene
Gibberelins
Cytokinins
Correct Answer :
C. Gibberelins
Related Questions
Which one of the following is viral disease?
Syphilis
Influenza
Lock Jaw
Typhoid
What is an antigen?
toxic substance
a kind of protein
blood platelets
blood corpuscles
The specific gravity of blood
lower than water
higher than water
same as water
many times that of water
The blood without corpuscles is called
bile
lymph
plasma
blood
The 'graveyard of the RBC' refers to
spleen
liver
bone marrow
thymus
Plant diseases are spread by
insects
man
wind
All the above
The corn in an underground stem that grows
horizontally
vertically
above the soil
obliquely
The term 'Fauna' means
plant kingdom
animal kingdom
neither
Both
Modern classification of the living world recognise ___________ kingdoms.
two
three
four
five
The spider spins its web from a liquid secreting from its
posterior silk gland
posterior abdomen glands
mouth
salivary glands
Herbivores are
primary consumers
secondary consumers
tertiary consumers
decomposers
In case of a heart attack a hormone is injected as an emergency measure. Which one is it?
Thyroxine
Vasopressin
Heparin
Insulin
Injection of insulin causes
increase in glucose in blood
decrease in glucose in blood
increase in blood pressure
decrease in blood pressure
What do you mean by the term fauna?
plant kingdom
animal kingdom
both plant and animal kingdoms
A part of plant kingdom
Measles is caused by
bacteria
fungus
virus
protozoan
Chlorosis is the phenomenon where leaves have
more chlorophyll
less chlorophyll
no chlorophyll
patches of chlorophyll
What are oncogenes?
a dominant gene
a set of genes which produce cancer
a gene present in the X-chromosomes causing haemophilia
a recessive gene
Mutations could be created by X-rays. This was found by
Muller
Morgan
Meyer
Flemming
Bordetella pertussis causes
tetanus
diphtheria
whooping cough
rabies
The geotropism of the roots that makes them grow towards gravity is said to be
positive
negative
neutral
oblique
One of the following is often called the master gland. Which one is it?
Thymus
Islets of Langerhans
Pituitary
Thyroid
Appearance of offspring resembling their remote ancestor is called
Atavism
Lethality
Mutation
Progeny
Enzymes are produced by
endocrine glands
exocrine glands
liver
spleen
Which among the following vitamins is considered to be a harmone?
A
B
C
D
Turner's syndrome is a disease caused by
bacteria
virus
fungus
chromosomal imbalance
Edward Jenner to find out the efficacy of vaccination used
his own body
his friend's body
a corpse
a laboratory animal
Insect pollination is known as
Hydrophily
Ornithophily
Anemophily
Entomophily
What is 'atavism'?
The genes which show numerous phenolypic effects
Reappearance of traits after several generations
Effects of mutation
Intermediate inheritance of genes
The potato is a modified stem, is explained by the presence of
Branches
Leaves
Buds
Scale leaves and auxiliary buds
The hormone which is Popularly called as stress hormone is
Epinephrine
Cortisone
Thyroxine
Insulin