Que- Compared to land, the open oceans
a. Are rich in silica and iron
b. Are nutrient-poor environments
c. Contain unlimited nitrogen
d. Are nutrient-rich environments
Answer- Are nutrient-poor environments
Que- Study of effect of radiation on plant and animal is
a. Pathology
b. Etiology
c. Radiobiology
d. Cosmology
Answer- Radiobiology
Que- Melvin calvin got Noble Prize for his studies on
a. Light reaction
b. Plant hormones
c. Carbon fixation
d. Photons
Answer- Carbon fixation
Que- Kyoto Protocol is associated with
a. Species conservation
b. Climate change
c. Wetland Conservation
d. Medicinal plants
Answer- Climate change
Que- The Mode of nutrition in which particulate food is devoured is
a. Holozoic
b. Holophytic
c. Saprophytic
d. Parasitic
Answer- Holozoic
Que- They are organic compounds consisting of carbon ,hydrogen and oxygen present in all living organisms.
a. Proteins
b. Carbohydrates
c. Fats
d. Minerals
Answer- Carbohydrates
Que- The energy released by 1 gram of glucose is
a. 6 kcal
b. 4 kcal
c. 5 kcal
d. 3kcal
Answer- 4 kcal
Que- Among the given nutrients, milk is a poor source of
a. Calcium
b. Protein
c. Carbohydrate
d. Vitamin C
Answer- Vitamin C
Que- Which nutrient has forms most of our body weight?
a. Water
b. Fats
c. Carbohydrates
d. Proteins
Answer- Water
Que- Which parts of the heart receive blood from the lungs?
a. Right ventricle
b. Left atrium
c. Left ventricle
d. Right atrium
Answer- Left atrium
Que- The universal donor belongs to blood group
a. A
b. B
c. AB
d. O
Answer- O
Que- Person having blood group 'B' can donate the blood to person having blood group
a. A and O
b. B and O
c. A and AB
d. B and AB
Answer- B and AB
Que- Scientist who discovered blood groups was
a. Krebs
b. Pavlov
c. Karl Landsteiner
d. Darwin
Answer- Karl Landsteiner
Que- Where do arteries carry blood?
a. Heart
b. Lungs
c. Tissues
d. Brain
Answer- Heart
Que- Kelps are obtained from
a. Algae
b. Marine algae
c. Fresh water algae
d. Lichens
Answer- Marine algae
Que- Blue green algae possess chlorophlyll along with a pigment known as
a. Chlorophy
b. Phycobilin
c. Haemoglobin
d. None of the above
Answer- Phycobilin
Que- A cell wall material present only in blue green algae and bacteria is
a. Cellulose
b. Glycogen
c. Muramic acid
d. Pectin
Answer- Muramic acid
Que- Liver fluke is parasite in the liver of
a. Sheep
b. Goat
c. Cattle
d. All of the above
Answer- All of the above
Que- Most bacteria reproduce by
a. Budding
b. Binary fission
c. Fragmentation
d. Mitosis
Answer- Binary fission
Que- Volvox colonies are found in
a. Freshwater ponds
b. Salt lakes
c. Seawater
d. Spring
Answer- Freshwater ponds
Que- Which one of the following is not reserve food of fungi
a. Glycogen
b. Fat
c. Starch
d. Both A and B
Answer- Starch
Que- The nitrogen fixing bacteria present in the root nodules of leguminous plant is
a. Salmonella
b. Clostridium
c. Rhizobium
d. Pseudomonas
Answer- Rhizobium
Que- All of the following are true of neurons except that
a. They conduct a nervous impulse
b. They are a very specialized form of connective tissue
c. Thay are separated from one another by synapses
d. When mature, they lose ability to divide
Answer- They are a very specialized form of connective tissue
Que- Synapse gap is present between which of the following?
a. Two neurons
b. Brain and Spinal Cord
c. Two Kidneys
d. None of these
Answer- Two neurons
Que- In ________ cells the genetic material is without any nuclear membrane covering and is directly submerged in the cytoplasm.
a. Virus
b. Algae
c. Bacteria
d. Moss
Answer- Bacteria
Que- Cyanobacteria are also known as
a. Autotrophic bacteria
b. Blue Green Algae
c. Red Brown Algae
d. None of the above
Answer- Blue Green Algae
Que- Branch of biology which deals with the study processing and preservation of food is called
a. Food technology
b. Food biotechnology
c. Food preservation
d. None of these
Answer- Food technology
Que- A viral species is a group of viruses that has
a. Same ecological niche
b. Same genetic information
c. Both A & B
d. None of the above
Answer- Both A & B
Que- The litmus paper utilized in the chemical laboratories is made of :
a. Fern
b. Algae
c. Lichen
d. Fungi
Answer- Lichen
Que- The bone Humerus is found in
a. Thigh
b. Upper arm
c. Fore arm
d. Leg
Answer- Upper arm
Que- The bone tibia is found in
a. Skull
b. Leg
c. Arm
d. Mouth
Answer- Leg
Que- Longest bone found in which part of human body?
a. Vertebral column
b. Thigh
c. Rib cage
d. Arm
Answer- Thigh
Que- Which one is the longest bone in human body
a. Tibia
b. Fibula
c. Radius
d. Femur
Answer- Femur
Que- What Is The Study Of Cells Called
a. Cellogysm
b. Cytology
c. Cell Biology
d. Both B & C
Answer- Both B & C
Que- Closely stacked flattened sacs (plants only)
a. Vacuoles
b. Lysosomes
c. Golgi apparatus
d. None of the above
Answer- Golgi apparatus
Que- Which one among the following cell organelles is semi-permeable ?
a. Cell membrane
b. Plasma membrane
c. Cell wall
d. Nucleus
Answer- Nucleus
Que- Any foreign object that gains entry into the cell is immediately engulfed by the ________ and is completely broken into simple digestible pieces.
a. R.B.Cs
b. Platelets
c. Haemoglobin
d. Lysosomes
Answer- Lysosomes
Que- The function of nucleolus is the synthesis of
a. DNA
b. M-RNA
c. R-RNA
d. T-RNA
Answer- R-RNA
Que- Which of the following is a fresh water sponge ?
a. Sycon
b. Euspongia
c. Spongilla
d. Pleurobrachia
Answer- Spongilla
Que- The kingdom Protista is primarily made up of organisms that are
a. Eukaryotic and multicellular
b. Prokaryotic and multicellular
c. Prokaryotic and single-celled
d. Eukaryotic and single-celled
Answer- Eukaryotic and single-celled
Que- Marsupial Kangaroo is
a. Viviparous
b. Oviparous
c. Ovoviviparous
d. A distinct category
Answer- Viviparous
Que- Which one of the following has a bilateral symmetry in its body organization?
a. Asterias
b. Sea anemone
c. Nereis
d. Euchinus
Answer- Asterias
Que- Branch of biology which deals with the study of identification, nomenculture and classification of organism is
a. Exobiology
b. Ecology
c. Taxonomy
d. Toxicology
Answer- Taxonomy
Que- Every ecosystem must have
a. Autotrophs
b. Heterotrophs
c. Both A & B
d. Photosynthesizers
Answer- Autotrophs
Que- Silviculture is the branch of botany in which we study about
a. Culture of algae
b. Development of forest
c. Culture of fungi
d. Silciphida plant
Answer- Development of forest
Que- Which of the following is an Autotroph?
a. Fish
b. Algae
c. Butterfly
d. Mushroom
Answer- Algae
Que- The energy in most ecosystems comes from
a. Water
b. Carbon dioxide
c. Sun
d. Soil
Answer- Sun
Que- Study of typical behaviour of organisms in their natural habitat is called
a. Euthenics
b. Eugenics
c. Ethology
d. Ethnology
Answer- Ethology
Que- Which is a homologous chromosome pair?
a. Tetrad
b. Gamate
c. Chromatid
d. Zygote
Answer- Tetrad
Que- A multicellular organism grows by ________ .
a. Cell addition
b. Cell explosion
c. Cell implosion
d. Cell division
Answer- Cell division
Que- At anaphase stage of mitosis in plant cells,interzonal of the spinldle fibres gets transformed into
a. Equatorial plate
b. Nucleoplast
c. Phragmoplast
d. Chloroplast
Answer- Phragmoplast
Que- During which stage of mitosis does cytokinesis usually occur in animals ?
a. Prophase
b. Metaphase
c. Anaphase
d. Telophase
Answer- Telophase
Que- It is an oxygen carrying protein of red colour concentrated in red blood cells.
a. Insulin
b. Haemoglobin
c. Gastrin
d. Actin
Answer- Haemoglobin
Que- Which blood group is a universal recipient?
a. A
b. B
c. AB
d. O
Answer- AB
Que- The largest artery in human body is
a. Aorta
b. Capillary
c. Vena cava
d. Pulmonary vein
Answer- Aorta
Que- Number of chamber found in human heart is
a. 2
b. 3
c. 4
d. 5
Answer- 4
Que- Blood pressure is the pressure exerted on the wall of
a. Heart
b. Vein
c. Artery
d. Cell
Answer- Artery
Que- Mitochondria are also known as
a. Store house of the cell
b. Power house of the cell
c. Factory of protein synthesis
d. Factory of ribosomes synthesis
Answer- Power house of the cell
Que- Which is the basic structural as well as functional unit for all organisms?
a. Tissue
b. Cell
c. Gland
d. Atom
Answer- Cell
Que- Which organelle are involved in the manufacture and supply of energy to the cell?
a. Ribosomes
b. Mitochondria
c. Golgi Bodies
d. Vacuoles
Answer- Mitochondria
Que- Which statement is one component of the cell theory?
a. DNA is the basis of genetic transfer
b. All living cells arise from pre-existing cells
c. All cells are composed of same organelles
d. Tissues are formed from combinations of cells
Answer- All living cells arise from pre-existing cells
Que- Do plant cells have Mitochondria?
a. Yes
b. No
c. Can't be determined
d. None
Answer- Yes
Que- Study of process of ageing
a. Genocology
b. Geronotology
c. Ontogeny
d. None of these
Answer- Geronotology
Que- Sweating is important
a. For improvement of normal health
b. To open the pore of skin
c. To control the temperature of body
d. To excret the smell of body
Answer- To control the temperature of body
Que- The outermost layer of skin is
a. Epidermis
b. Dermis
c. Tissues
d. Hypodermis
Answer- Epidermis
Que- Homeostasis is the condition in which the body maintains
a. A relatively stable internal environment within limits
b. A changing state within an unlimited range
c. The lowest possible energy usage
d. A static state with no deviation from preset points
Answer- A relatively stable internal environment within limits
Que- The normal temperature of human body on the Kelvin scale is
a. 280K
b. 290K
c. 300K
d. 310K
Answer- 310K
Que- Lichens are the best indicator of
a. Air pollution
b. Water pollution
c. Soil pollution
d. Noise pollution
Answer- Air pollution
Que- Which one of the following processes takes place in lakes during eutrophication?
a. Rapid destruction of algal growth
b. Excessive availability of dissolved oxygen
c. Loss of dissolved nutrients from water
d. Excessive entry of nutrient into water
Answer- Excessive entry of nutrient into water
Que- Which organelles supply energy to the cell?
a. Mitochondria
b. Cytoplasm
c. Ribosomes
d. None of the above
Answer- Mitochondria
Que- Who of the following is known as the Father of Biology?
a. Darwin
b. Lamarck
c. Aristotle
d. Theophrastus
Answer- Aristotle
Que- Name the part of neuron where information is acquired.
a. Axon
b. Nucleus
c. Dendrite
d. None of the above
Answer- Dendrite
Que- The basic unit of the nervous system is the
a. Lymphs
b. Nephrons
c. Nerves
d. Neurons
Answer- Neurons
Que- The weight of the brain in the total weight of the body is about
a. 2%
b. 3%
c. 4%
d. 5%
Answer- 2%
Que- Cerebrum is located in part of brain in/ot
a. Lower side
b. Extension of brain
c. Fore front
d. None of these
Answer- Fore front
Que- The smallest structural and functional unit of nervous system is
a. Centron
b. Dendron
c. Axon
d. Neuron
Answer- Neuron
Que- When the concentration of water and solutes on either side of the cell membrane is same, the solution is said to be
a. Hypertonic
b. Isotonic
c. Hypotonic
d. None of these
Answer- Hypotonic
Que- Water molecules enter plant epidermal cells by
a. Active Transport
b. Translocation
c. Osmosis
d. None of the above
Answer- Osmosis
Que- Root pressure is developed in
a. Cortex
b. Phloem
c. Xylem
d. Pith
Answer- Xylem
Que- What process accounts for species diversity?
a. Predation
b. Mitosis
c. Symbiosis
d. Meiosis
Answer- Meiosis
Que- Where are chromatids found in a cell?
a. Anaphase
b. Metaphase
c. Prophase
d. None of the above
Answer- Metaphase
Que- Octopus belongs to the phylum
a. Mollusca
b. Cnidaria
c. Echinodermata
d. Chordata
Answer- Mollusca
Que- Octopus is
a. An arthropod
b. An echionoderm
c. A hemichordate
d. A molluscs
Answer- A molluscs
Que- In coelentrates mesderm give rise to
a. Digestive System
b. Neverous System
c. Circulatory System
d. Lining of the gut
Answer- Circulatory System
Que- It is the study of internal organs of organisms.
a. Anatomy
b. Physiology
c. Morphology
d. Cell Biology
Answer- Anatomy
Que- Their cells have a very well defined nucleus ,in which nuclear material (chromosomes or DNA)is enclosed in double nuclear membrane.
a. Prokaryotes
b. Bacterial
c. Viral
d. Eukaryotes
Answer- Eukaryotes
Que- Nitrogenous Food is
a. Proteins
b. Carbohydrates
c. Salts
d. Lipids
Answer- Proteins
Que- Which of the following crops would be preffered for sowing in order to enrich the soil with nitrogen?
a. Wheat
b. Mustard
c. Sunflower
d. Gram
Answer- Gram
Que- The temperature danger zone for food is
a. 5 - 63 deg
b. Above 45 deg
c. Below 15 deg
d. None of the above
Answer- 5 - 63 deg
Que- A living part of the organisms environment is known as
a. Abiotic Factor
b. Habitat
c. Biotic Factor
d. Nonliving factor
Answer- Biotic Factor
Que- Secondary consumers are eaten by larger
a. Fast animal
b. Animal in the third trophic level
c. Herbivorous animal
d. Predator
Answer- Predator
Que- Some of the conifers in our northern areas include
a. Pines
b. Abies
c. Cedrus
d. All of the above
Answer- All of the above
Que- Which of these plants grow in an environment that is neither very wet nor very dry?
a. Mesophytes
b. Sporophyte
c. Saprophytes
d. Tracheophytes
Answer- Mesophytes
Que- Which statement describes decomposers?
a. Decomposers are insignificant organisms in the ecosystem and can be absent in some ecosystems
b. Decomposers can produce their own source of energy and can sometimes act as primary producers
c. Decomposers are those organisms that recycle matter in the ecosystem
d. All the above
Answer- Decomposers are those organisms that recycle matter in the ecosystem
Que- Enzyme secreted by stomach digests the food but stomach is not digested by this digestive juice because
a. Wall of stomach is lined with mucus
b. This is made up of hard cells
c. It is made up of steel
d. None of the above
Answer- Wall of stomach is lined with mucus
Que- Where does most digestion take place?
a. Stomach
b. Large intestine
c. Small intestine
d. Mouth
Answer- Small intestine
Que- Both food and air travel through the
a. Pharynx
b. Trachea
c. Larynx
d. Alveolus
Answer- Pharynx
Que- The enzyme which take part in digestion of milk protein is
a. Pepsin
b. Trypsin
c. Rennin
d. Eripsin
Answer- Rennin
Que- Total Number of bone found in child
a. 200
b. 206
c. 300
d. 306
Answer- 300
Que- A man whose blood group is not known meet with a serious accident and needs blood transfusion immediately. Which one of the blood group mentioned below and readily available in the hospital will be safe for transfusion
a. O, Rh-
b. O, Rh+
c. AB, Rh-
d. AB, Rh+
Answer- O, Rh+