Viruses have
DNA only
RNA only
Either DNA or RNA
Both DNA and RNA
Correct Answer :
C. Either DNA or RNA
Related Questions
Formation of blood
Histolysis
Histogenesis
Haemopoiesis
Haemolysis
Pneumonia is ,a bacterial disease caused by the type of bacteria called
Bacilli
Cocci
Sprilli
Vibrio
Blood platelets are found in
all vertebrates
all chordates
mammals only
birds and mammals
Blood plasma from which fibrinogen is removed is known as
serum
blood concentrate
lymph
antibody component
Bird nu is a disease which affects and spreads through
Cattle
Sheep
Prawn
Poultry
The pigment which is responsible for blood clotting is
Fibrinogen
Haemoglobin
Glucose
Blood cells
Fusarium causes the wilting of the cotton plants by
clogging the vessels
producing toxic substance
causing necrosis of roots
killing the leaves
Scurvy is prevented by vitamin
A
B
C
D
Carbohydrates are mainly needed for
growth
immunity
repair
energy
Egg laying animals are referred to as
viviparous
oviparous
ovoviviparous
vegetative
Pearl is secreted by the __________ of the pearl oyster.
foot
mantle
gills
None of these
Metastasis' is the process by which
cells divide rapidly under the influence of drugs
cancer cells spread through the blood or lymphatic system to other sites or organs
the chromosomes in cell nuclei are attached to the spindle before moving to the anaphase poles
cance cells are successfully inhibited to divide any futhere
Tse-Tse fly is the vector for
malarial parasite
try peorosoma
piroplasm
microfilaria
The study of heart is called
haematology
cardiology
pathology
nephrology
The spores of Puccinia formed on the leaves of wheat are called
Basidiospores
Ascidiospores
Uredospores
Pycnospores
Spiders can take only
solid food
liquid food
plant juice
flesh of dead animals
Afforestation means
study of forests
growing new forests
destroying the forests
go into the forests
Which of the following plays an important part in photosynthesis?
Chloroplast
Centrosome
Tonoplast
Nematoblast
Geotropism is reaction of plants to the stimulus of
earth
light
sound
gravity
Blood cancer is otherwise called
Leukaemia
Leucoderma
Leucocytopenia
Erythrocemia
The life cycle of Malarial Parasite consists of two phases in man. Where do they occur?
In RBC and liver cells
In WBC and RBC
In lymph
In gall bladder and pancreas
Cretinism is due to the disorder of the glands
Thymus
Parathyroid
Thyroid
Adrenal
Calcium and phosphorus assimilation will depend on sufficient intake of
vitamin B complex
vitamin D
vitamin A
vitamin C
Dr Khorana's work relates to
synthesis of simple DNA
genetic code
reduction of mutation
synthesis of RNA from bacterial cell
One of the sequences given below represents a complete metamorphosis. Which one is it?
Egg - adult
Egg - nymph - adult
Egg - larva - pupa - adult
young one adult
Which organelle in the cell, other than nucleus, contains DNA?
Centriole
Golgi apparatus
Lysosome
Mitochondrion
The involuntary muscles are controlled by the
Cerebrum
Cerebellum
Medulla oblongata
Pons
Which among the following is a balanced fertiliser for plants?
Urea
Ammonium Sulphate
Nitrates
Compost
Which among the following animals has the largest Intestine?
Cow
Lion
Monkey
Tiger
Desert plants are called
Xerophytes
Bryophytes
Pteridophytes
Halophytes