Biology Questions and Answers For Groups

1.

Excess of fat in the body is stored in

   A.) Adipose tissue
   B.) Acrosome
   C.) Erythrocytes
   D.) Bone marrow

Answer: Option 'A'

Adipose tissue

2.

Tikka disease is related with the crop:

   A.) Ground nut
   B.) Paddy
   C.) Musturd
   D.) All of these

Answer: Option 'A'

​Ground nut

3.

The technique of DNA fingerprinting in human was developed for first time by _________

   A.) R. Ericson
   B.) Alec Jeffreys
   C.) Lalji Singh
   D.) J. Black

Answer: Option 'B'

Alec Jeffreys

4.

The insects do not have blood pigments because 

   A.) there is no blood
   B.) tissues have pigments
   C.) blood does not have a respiratory function
   D.) pigments are elsewhere

Answer: Option 'C'

​blood does not have a respiratory function

5.

From the following pairs, find the one which is correctly matched?

   A.) Tetanus- BCG
   B.) Malaria- Chloroquine
   C.) Tuberculosis- ATS
   D.) Scurvy- Thiamine

Answer: Option 'B'

Chloroquine is a medication used to prevent and to treat malaria.

6.

Which of the following is a mixed gland

   A.) Pituitary
   B.) Adrenal
   C.) Pancreas
   D.) Ovary

Answer: Option 'C'

Pancreas

7.

Light compensation zone refers to

   A.) where light is available in plenty
   B.) where light is maximum
   C.) beyond which light does not penetrate
   D.) where all light is used

Answer: Option 'C'

​beyond which light does not penetrate

8.

The rate of heartbeat is accelerated by the harmone

   A.) adrenaline
   B.) acetylcholine
   C.) thyroxine
   D.) pituitrin

Answer: Option 'A'

The hormone adrenaline also called epinephrine is known as a stress harmone. In emotional upset (like fear, anger etc.) this harmone is poured into the blood and it accelerates heart beat. The hormone acetylcholine decelerates heartbeat rate.

9.

The valve present between left auricle and left ventricle is

   A.) Semilunar
   B.) Tricuspid
   C.) Mitral
   D.) Pulmonary

Answer: Option 'C'

​Mitral

10.

The enzyme that is necessary to bring about clotting of blood is 

   A.) lipase
   B.) thrombokinase
   C.) amylase
   D.) peptidase

Answer: Option 'B'

thrombokinase

The clotting of blood is a chain reaction initiated by the enzyme thrombokinase produced by the platelets. This causes prothrombin to be converted into thrombin in the presence of Ca++ion.
Thrombin combines with fibrinogen  to produce fibrin threads which entangles the corpuscles to form the clot.

11.

The most healthy edible oil for heart is

   A.) Mustard Oil
   B.) Almond Oil
   C.) Olive Oil
   D.) Sesame Oil

Answer: Option 'C'

​Olive Oil

12.

Botany is also known as

   A.) Pedology
   B.) Phytology
   C.) Phycology
   D.) Plantophyta

Answer: Option 'B'

​Phytology

13.

The grouping of blood is based on substances called

   A.) antitoxin
   B.) antigens
   C.) enzymes
   D.) antibodies

Answer: Option 'B'

The red blood corpuscles  or erythrocytes usually carry antigens and there are two types of antigens. The A group persons have antigen A in their red corpuscles and the B group have antigen B in their red corpuscles. The AB group person have both antigen A and antigen B in their erythrocytes. The 'O' group persons have no antigens in their red corpuscles.

14.

The normal blood pressure in human beings is

   A.) 80/120
   B.) 120/80
   C.) 80/110
   D.) 110/90

Answer: Option 'B'

120/80

15.

Phycology is the branch of botany in which we study about__________

   A.) Ecology
   B.) Algae
   C.) fungi
   D.) Virus

Answer: Option 'B'

Algae

16.

The hormone that helps in Parthenocarpy

   A.) Ethylene
   B.) Gibberellin
   C.) Cytokinin
   D.) Abscisic acid

Answer: Option 'B'

​Gibberellin

17.

Oath taken by medical graduates is given by

   A.) Hippocrates
   B.) Darwin
   C.) Theophrastus
   D.) Aristotle

Answer: Option 'A'

​Hippocrates

18.

Cellulose is a

   A.) Fat
   B.) Protein
   C.) Carbohydrate
   D.) Mineral

Answer: Option 'C'

Carbohydrate

19.

The universal donor belongs to blood group

   A.) A
   B.) AB
   C.) O
   D.) B

Answer: Option 'C'

The persons with 'O' blood group do not have antigens in the red corpuscles. So that blood will not cause agglutination of corpuscles if mixed with any type of blood. So group 'O' persons are called universal donors.

20.

Man has _____ pairs of salivary glands

   A.) 3
   B.) 4
   C.) 5
   D.) 6

Answer: Option 'A'

Salivary glands of man are 3 pairs = 6. They are one pair of parotid glands, one pair of sub-maxillary or sub-mandibular glands and one pair of sub-lingual glands.


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