The principal reason why it is better to have two eyes than one is that
by having two eyes, one can distinguish colours more easily
by having two eyes, one can easily see in the dark and dim light
this gives the man a type of vision known as mosaic vision
this enhances depth perception in the humans
Correct Answer :
D. this enhances depth perception in the humans
Related Questions
Fibrinogen is present in
lymph
liver
blood plasma
pancreas
Leafy trees help in preventing
Land pollution
Water pollution
Noise pollution
Air pollution
Modern classification of the living world recognise ___________ kingdoms.
two
three
four
five
The mode of nutrition in which particulate food is devoured is
holozoic
holophytic
saprophytic
parasitic
The layer of stagnant water in which light penetrates is called
Aphotic
Euphotic
Epilimnion
Disphotic
The hormones are carried to target organs through the
blood
lymph
water
corpuscles
The ultimate substances to which the carbohydrates are degraded are
amino acid
glycerol
glucose
maltose
The amount of blood in a normal man is about
5.0 litres
2.5 litres
3.8 litres
4.7 litres
Waldeyer gave the name
microsome
chromosome
ribosome
lysosome
The rate of heartbeat is accelerated by the hormone
adrenaline
acetylcholine
thyroxine
pituitrin
Maintenance of pregnancy is under the control of
follicular stimulating hormone
growth hormone
estrogen
progesterone
Mutations could be created by X-rays. This was found by
Muller
Morgan
Meyer
Flemming
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
Which one is a water-soluble vitamin?
A
C
D
E
Cutting and layering are the methods of plant propagation usually referred to as
asexual reproduction
sexual reproduction
vegetative reproduction
gardening
The human heart is
Neurogenic heart
Myogenic heart
Pulsating heart
Ampullary heart
Adaptation for flying is termed as
aquatic
volant
fossorial
cursorial
Which among the following animals has the largest Intestine?
Cow
Lion
Monkey
Tiger
Ecology of a population is known as
demecology
synecology
autecology
space ecology
Which hormone is secreted when there is a rise in the blood glucose level?
Glucagon
Insulin
Nor-adrenaline
Thyroxine
The workers in the honey bee colony are
males
females
sterile females
intersex
Maize is attacked by
Phytophthora
Pythium
Ustilago
Puccinia
The method of inducing artificial immunity was discovered by
Jenner
Tolstoy
Pasteur
Morgan
Baldness is seen only in the males because
it is a male disorder
it is linked with male Y chromosome
it is influenced by male hormone
females cover it up with wigs
Saffron is the dried ________ of the saffron plant.
fruit
aril
stigmas and tops of styles
tender leaves and sprouts
Saliva flows at the sight of food. This action is
involuntary
voluntary
a reflex
causative
Wallace's line is a line
drawn by Darwin
across the mountains
between two zoo-geographical areas
between different classes of animals
The wall of the heart is made of programmed cell death is known as
voluntary muscles
involuntary muscles
cardiac muscles
skeletal muscles
Blood is a kind of
epithelial tissue
connective tissue
nervous tissue
cartilage
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