Every day Science MCQs
Universal blood donor belongs to the blood group …….
A
B
AB
O
Which of the following vitamin is associated with blood coagulation
A
B
D
K
What is the normal rate of heart beat in human beings?
32 times per minute
42 times per minute
62 times per minute
72 times per minute
Hygrometer is used for measuring the…….
Speed of light
Speed of sound
Density of milk
Humidity of air
Specific gravity of liquids
Which of the following is entirely plant product……?
Lac
Latex
Agar Agar
Resin
In animals the principle role of vitamin E is……..
Respiration
Reproduction
Digestion
Transpiration
Hereditary disorders are the result of…..
Defective DNA nucleus
Lack of vitamin E
Defective RNA nucleus
None of these
Which of the following is not a vitamin…..?
Ascorbic acid
Trypsin
Niacin amide
Riboflavin
Oxidation occurs in………
Loss of electrons
Gain of electrons
Gain of proton
Decrease in oxidation state
The layer of atmosphere which protect us from UV rays is……..
Troposphere
Ionosphere
Stratosphere
Exosphere
Which of the following are the Rabi crops?
Wheat, Rice, Mustard
Rice, Maize, Groundnut
Wheat, Barley, Mustard
Barley, Mustard, Groundnut
Which of the following is the fastest growing tree?
Acacia
Eucalyptus
Banyan
Zizipus
Insulin is secreted by……
Pancreas
Liver
Gall bladder
Stomach
Mitochondrion is also called ………
Protein synthesizing factory
Power house of the cell
Glycogen center
Food storage center
Chlorophyll contain….
Sodium
Potassium
Magnesium
Calcium
The chief ingredient of mosquito repellent cream is derived from…
Lemon
Neem
Orange
Guava
The characteristic feature of virus is….
It multiplies in host
It multiplies outside host
It shows characteristics of both animals and plants
It completely fits in all kingdoms
Population of cells derived from a single cell is called……
Haploid
Diploid
Clone
Dominant
Greenhouse effect means….
Trapping of sunlight by plants
Trapping of sunlight by Carbon dioxide
Trapping of sunlight by oxygen
Trapping of sunlight by plants
Guinea pig is …….
Rodent
Amphibian
Protozoan
Mollusca
The commonly present elements in the artificial fertilizers are….
N, P, Na
K, N, P
P, Ba, N
Na, K, He
Ginger is a stem and not a root because ……
It lacks chlorophyll
It has nodes and internodes
It stores food materials
It grows horizontally and vertically in the soil
The body cells of human beings have 46 chromosomes each. The number of chromosomes in the sperm cell of man is….
46
48
23
92
Potassium nitrate is used in ……
Fertilizer
Medicines
Glass
Plastics
Penicillin is obtained from …..
Algae
Mould
Yeast
Mushroom
Bacteria
The inherited trait of a person can be investigated by …..
DNA
RNA
NADH
RBC
Which one of the following is used in extensively in dating of archaeological findings?
Radioactive Iodine
Radioactive Carbon
Radioactive Uranium
Radioactive Phosphorous
All the veins carry deoxygenated blood except….
Gonadal vein
Renal vein
Pulmonary vein
Hepatic vein
Gas which is mainly responsible for greenhouse effect is ….
CO2
O2
O3
N2
Best source of vitamin A is…..
Lemon
Bean
Carrot
Tomato
The organ which is responsible for worn out RBCS in the body of a vertebrate is …..
Liver
Spleen
Pancreas
Stomach
The largest cell in the human body is……
Egg cell
Sperm cell
Nerve cell
Muscle cell
Which one of the following is ascorbic acid?
Vitamin A
Vitamin B
Vitamin C
Vitamin D
The correct sequence of cell division is…..
Prophase, Metaphase, Anaphase, Telophase.
Metaphase, Prophase, Anaphase, Telophase.
Telophase, Metaphase, Prophase, Anaphase.
Prophase, Anaphase, Metaphase, Telophase.
Scientist responsible for binomial nomenclature is…
Robert Hook
Bentham
Linnaeus
Darwin
The vegetation found in saline soil is termed as…
Hydrophytes
Halophytes
Mesophytes
Xerophytes
The pulvinus in Touch-me-not play role in …..
Leaf fall
Leaf movement
Photosynthesis
Transpiration
The seed of pinus contains ….
One cotyledon
Two cotyledon
Many cotyledons
No cotyledons
Deficiency of which vitamin cause night blindness…
A
B
C
D
E
Deficiency of which vitamin cause scurvy….
A
B
C
D
E
Disease spread through milk is….
Headache
Polio
Typhoid
Plague
Malaria is caused by…
Plasmodium
Bacteria
Virus
Fungi
Number of chromosomes per somatic cell in human is ….
43
44
45
46
Protein synthesizing factory of the cell is…
Ribosome
Mitochondrion
Endoplasmic reticulum
Golgi bodies
Lathyrism is caused by consumption of …..
Cereals
Sugar
Fats
Pulses
Dead red blood corpuscles are stored in ….
a) Spleen
b) Brain
c) Liver
d) Heart
Auxines are …..
Plant enzymes
Plant hormones
Animal hormones
Animal enzymes
What percentage of bones makes up the entire body in weight of human body..
12
15
18
21
Which part of the tea plant is used for making tea?
Leaves
Root
Stem
Flower
The tree species mostly used in social forestry is….
Mulberry
Mango
Acacia
Eucalyptus
Which of the following vaccine was first discovered?
Small pox
BCG
Typhoid
Malaria
Which of the following organism is used in the production of alcohol?
Bacterium
Virus
Chlamydomonas
Yeast
Which one is not a bone in human leg?
Humorous
Femur
Tibia
Fibula
Organisms having a definite nucleus in the cell are……
Prokaryotes
Eukaryotes
Autotrophs
Karyotypes
Colour of the skin is due to…..
Pepsin
Rhodopsin
Melanin
Rennin
Healing of wound is hastened by vitamin….
C
D
K
A
The biotic relationship between insects and plants with reference to pollination is termed as….
Commensalism
Parasitism
Mutualism
Amensalism
The bats fly at night because….
They have weak wings and are likely to be attacked by predators
They can see the objects at night
They generate flashes of light
They generate ultrasonic sound waves
Bionics is the study of …..
Human behavior
Living beings
Language
Human organs
Which is not component of blood?
Plasma
Placenta
Platelets
RBC
Sugar contain….
Proteins
Carbohydrates
Fats
Lipids
Which of the following is not a gland?
Liver
Pancreas
Kidney
Pituitry gland
Fat is digested in…
Mouth
Esophagus
Stomach
Small intestine
The secretion of ductless glands are called …
Gastric juice
Hormones
Enzymes
Excretions
The plants which bears fruit only once in life is….
Banana
Grapes
Date
Orange
Quinine is obtained from ….
Strawberry
Mulberry
Cinchona
Eucalyptus
Banana do not have seeds because:
Their flower do not have ovules
Their fruits develops without fertilization
They develop in undernourished areas
All the plants of this family are seedless
Sex in human is determined by chromosomes of ….
Mother
Father
Both
Either father or mother.
Dialysis is used when a person is suffer of…..
Heart failure
Kidney failure
Lung cancer
Liver failure
How does a bat find its way?
Through sounds
Through touch
By smell
By vision
Amnesia is related to….
Loss of vision
Loss of hearing
Loss of memory
Loss of teeth
The element obtained from seaweeds is……
Iodine
Argon
Chlorine
Sodium
Taenia solium is the biological name of …..
Dengue Mosquito
Tape worm
Lion
Volvox
Tape worm live in ….
Intestine
Abdomen
Stomach
Pancreas
Elements required for the development of bones are…
Sodium and calcium
Phosphorous and calcium
Sodium and phosphorous
Phosphorous and iron
Organelle present in bacteria is….
Golgi body
Endoplasmic reticulum
Nucleus
Ribosome
Cytochrome contains ….
Calcium
Magnesium
Iron
Copper
Turpentine oil is produced from…
Eucalyptus tree
Pine tree
Populous tree
Acacia
The world environment day is celebrated on…
5 April
5 June
5 May
5 September
Pancreas secretes hormones…
Glucagon
Insulin
Glycogen
Both a and b
Hormones of pancreas help in….
Sugar balance
Protein balance
Fats balance
Vitamins balance
Herbicides are ……
Insect killer
Pest killer
Human killer
Weeds killer
Goiter is associated with….
Thymus gland
Pancreas
Thyroid gland
Adrenal gland
Lichen is association of …..
Higher plant and fungi
Algae and fungi
Fungi with another fungi
Algae and insects
Mychorriza is association between…..
Higher plant and fungi
Fungi and algae
Fungi and Bryophytes
Higher plant and algae
Saliva helps in digestion of …..
Proteins
Starch
Fats
Vitamins
.. ……… is called power house of the cell.
A) Cytoplasm
B) Nucleus
C) Ribosome
D) Mitochondria
In plant cell nucleus is………
A) In center
B) at one side
C) Inside the chloroplast
D) Absent
Second layer of the eye is called _______
A) Retina
B) Choroid
C) Sclerotic
D) Pupil
Each time you blink your eyes for ______ seconds
A) 0.1
B) 0.2
C) 0.3
D) 0.4
Smallest bone in the body is ________
A) Malleus
B) Incus
C) Stapes
D) Femur
______ Protect us from harmful UV rays.
A) Hydrogen Gas
B) Ozone Gas
C) Carbon Dioxide Gas
D) SO2Gas
The thin green expanded portion of the leaf is _____
A) Pedicel
B) Leaf Blade
C) Midrib
D) Lamina
E) Both B and D
Ostrich lost flying habit because……..
A) They have no enemy
B) Their wings are weak
C) They do not like flying
D) They do not have wings
Earth worms are called …….
A) Producers
B) Parasites
C) Living fertilizers
D) Hidden enemy
Photosynthesis occur in _____
A) Epidermal cells
B) Mesophyll cells
C) Xylem
D) Phloem
Monocots have ….. Floral parts or multiple of …..
A) 3, 3
B) 4, 4
C) 5, 5
D) 7, 7
Bacterial cell do not have………
A) Cell membrane
B) DNA
C) Nucleus
D) Cytoplasm
In the atmosphere carbon dioxide is present in amount of _____ percent
A) 0.3 to 0.4
B) 1 to 4
C) 0.5 to 1
D) 3 to 6
The cylindrical stalk of the leaf is called _______
A) Stipule
B) Petiole
C) Midrib
D) Lamina