Biology/Biology MCQS section -2 Sample Test,Sample questions

Question:
Closely stacked flattened sacs (plants only)

1.Vacuoles

2.Lysosomes

3.Golgi apparatus

4.None of the above


Question:
Compared to land, the open oceans

1.are rich in silica and iron

2.are nutrient-poor environments

3.contain unlimited nitrogen

4.are nutrient-rich environments


Question:
Flowers in which polllination takes place by insect their pollen grains are ________

1.Smooth and dry

2. Rough and sticky

3.Rough and dry

4.Large in Size


Question:
Genes are made of 

1.Carbohydrates

2.Proteins

3.Fats

4.Nucleotides


Question:
Higher doses of barbiturates result in

1.Lack of emotional control

2.Impaired thinking

3. Both A & B

4. None of the above


Question:
How many amino acids are found in living organisms?

1.1500

2.3000

3.20

4.4


Question:
Important component that helps in clotting of the blood is called ____.

1.Haemoglobin

2.Platelets

3.Serum

4.Plasma


Question:
In photosynthesis________

1.Light energy is converted into chemical energy

2.Chemical energy is converted into Light energy

3.Chemical energy is converted into electrical energy

4.Light energy is converted into Mechanical energy


Question:
In which organ RBC are selectively destroyed/recycled by macrophages?

1.Kidney

2.Pancreas

3.Spleen

4.Liver


Question:
Infection of salivary glands by a virus leads to 

1.tetanus

2.mumps

3.pyorrhoea

4.ulcers


Question:
Lobar Pneumonia refers to a lung infection in which it affects

1. large part of the lobe or lung

2.small segment of the lung

3.both lungs

4.None of the above


Question:
Melvin calvin got Noble Prize for his studies on

1.Light reaction

2.Plant hormones

3.Carbon fixation

4.Photons


Question:
Muscles get tired when there is shortfall of ___________.
 

1.Lactic acid

2.Na+ ions

3.ATP

4.Sulphates


Question:
Nucleoli are present during

1.prophase

2.anaphase

3.interphase

4.prometaphase


Question:
Organisms that depend only on raw plant products are said to be 

1.herbivorous

2.vegetarian

3.carnivorous

4.omnivorous


Question:
Organisms that live in the deep sea are mainly
 

1.Herbivores

2.Carnivores

3.Detritivores

4.None of the above


Question:
Phage typing is based on the fact that

1.viruses cause disease

2. bacteria and viruses are related

3.bacteria are destroyed by viruses

4.bacterial viruses attack specific cells


Question:
Photosynthesis fulfills which of the following requirements of the autotrophic organisms?

I. Carbon

II. Water

III. Energy

1.Only I

2.Only III

3.I and III

4. All I, II and III


Question:
Scientist who discovered blood groups

1.Krebs

2.Pavlov

3. Karl Landsteiner

4.Darwin


Question:
Secondary consumers are eaten by larger

1.fast animal

2.animal in the third trophic level

3. herbivorous animal

4.predator


Question:
Select the correct statement about cellular respiration?

1.All the carbon atoms in glucose ultimately incorporated during cellular respiration into carbon dioxide molecule

2.All the carbon atoms in glucose ultimately incorporated during cellular respiration into NADH molecule

3.All the carbon atoms in glucose ultimately incorporated during cellular respiration into ATP molecule

4.All the carbon atoms in glucose ultimately incorporated during cellular respiration into water molecule


Question:
Sponges are most accurately described as
 

1.marine predators

2.chemoautrophs

3. filter feeders

4.freshwater scavengers


Question:
Study of inter relationship between living organism and their environment is called _______

1.Plant Geography

2.Plant social science

3.Ecology

4.Ecosystem


Question:
Synapsis occurs during

1.Mitosis

2.Meiosis

3.Both A & B

4.None


Question:
The arbor vitae refers to

1.the pleatlike convolutions of the cerebellum

2.cerebellar gray matter

3.flocculonodular nodes

4.cerebellar white matter


Question:
The external oblique muscle is named due to its

1.Action

2.Fiber detection

3.Location

4.Attachment points


Question:
The inherited traits of an organism are controlled by

1.DNA

2.Enzymes

3.Nucleotides

4.RNA


Question:
The rate of respiration per minute in a new born baby

1.18 times

2.32 times

3.26 times

4.16 times


Question:
The storage form of glucose in animals is

1.Starch

2.Glucose

3.Glycogen

4.None of the above


Question:
Veins seen in the leaves, serve the function of

1.Transpiration

2.Photosynthesis

3.Storage

4.Conduction


Question:
Where does cellular respiration take place in the cell?

1.cytoplasm

2.mitochodria

3.Ribosomes

4.Chromosomes


Question:
Which formula represents an amino acid?

1. R-CH3(NH2)-COOH

2.R-CH(NH2)-COOH

3.R-CH2(NH2)-COOH

4.R-CH3(NH2)-COH


Question:
Which of the following can be a symptom of AIDS?

1.Hair loss

2.Severe weight gain

3.Tiredness

4.All the above


Question:
Which of the following hormones has intracellular receptors?

 

1.cortisol.

2.insulin.

3.epinephrine.

4.none


Question:
Which of the following is an Autoimmune disease?

1.Systematic lupus erythematosus

2.Acute anaphylaxis

3.Farmer's lung

4.A heart attack


Question:
Which of the following is not a function of proteins?

1.Build tissues such as bone and muscle

2. Help to fight disease

3.Nail formation

4.Store and transmit Heredity


Question:
Which of the following is not a function of saliva?

1.contains fluoride to harden the tooth enamel

2.moistens food and helps stick it together to make it easier to swallow

3.begins the chemical breakdown of starches

4.helps clean the mouth


Question:
Which of the following muscular tissue is multinucleated?

 

1.Smooth muscle

2. Cardiac muscle

3.Skeletal muscle

4.Unstriated muscle


Question:
Which of the following organelle is known as the 'Power House' of the cell?

1. Golgi Bodies

2.Ribosomes

3.Mitochondria

4.None of these


Question:
Which of these is Not a Carcinogen?

1.Cadmium

2.Asbestos

3.Benzene

4.All the above


Question:
Which organ is the main digester and absorber of food?

 

1.Stomach

2.Liver

3.Colon

4.Small intestine


Question:
Which organelle is the control center of a cell?

1.Nucleus

2.Cytoplasm

3.Cell membrane

4.endoplasmic reticulum


Question:
Which statement is true about blood alcohol concentration?

1.The higher the blood alcohol concentration, the more severe the hangover will be.

2.Drinking coffee and exercising will lower your blood alcohol concentration.

3.Blood alcohol concentration is affected by factors such as body size and gender.

4.None of the above


Question:
Which statement regarding the mammalian heart is correct?

1. Blood is pumped from the heart via the atria.

2.Oxygen-loaded blood moves only through the right side of the heart.

3.When the right atrium contracts, it forces blood into the left atrium.

4. In the adult heart, blood in the right chambers of the heart cannot enter the left chambers without passing through the lungs.


Question:
Which tissue provides support to plants and also stores food?

 

1.Parenchyma

2.Collenchyma

3.Sclerenchyma

4.No option is correct


Question:
Who is known as father of  Biology

1.Aristotle

2.Darwin

3.Lamark

4.Linneus


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