GK Quiz on Science: Life Science Set V

GK Quiz on Science: Life Science Set V, in this set you will find repository of 10 Multiple Choice Questions related to the life Science that will help you to attune and equipped for different competitive examinations as well as academic examinations.

1. How many HIV positive infections that are occurring everyday in the world?

A. 6,000

B. 60,000

C. 600,000

D. 1,000,000

2. Bombyx mori, that produces fine filaments of silk inside the cocoon, is a:

A. Butterfly

B. Dipteran (silkworm)

C. Moth

D. Mulberry plant hemipteran

3. Why was DDT banned which an organ chlorine compound, used first to control malaria, carried in mosquitoes and later to a variety to insect pests?

A. It brings about a change in sex chromosomes

B. It persists in the environment and bio-accumulates

C. It increases its affinity hundred-fold for haemoglobin preventing its coupling with oxygen

D. All of these

4. What is the reason behind the small shrunken scrotal of an adult bulls straying on Delhi roads?

A. Congenital defect

B. Negative feedback due to extremely high levels of testosterone

C. Castration

D. All of these

5. Which of the following components increases the effectiveness of the Photosynthesis process?

A. Ultraviolet

B. Red

C. Blue

D. Infrared

6. What is the weight of human heart?

A. 100 gms

B. 300 gms

C. 800 gms

D. 1000 gms

7. Which of the following  gland controls the blood pressure?

A. Thalamus gland

B. Adrenal gland

C. Thyroid gland

D. Pancreas gland

8. In which organ of the human body are the lymphocyte cells formed?

A. Liver

B. Long bone

C. Pancreas

D. Spleen

9. Which of the following is one of the functions of antigen?  

A. Lowers body temperature

B. Destroys harmful bacteria

C. Triggers the immune system

D. Used as an antidote to poison

10. Which of the following process that does not involve evolution of CO2?

A. Combustion

B. Respiration

C. Fermentation

D. Photosynthesis

Question No.	Answer
1	A
2	C
3	B
4	C
5	B
6	B
7	B
8	B
9	C
10	D

GK Quiz on Science: Life Science Set IV

GK Quiz on Science: Life Science Set IV, in this set you will find repository of 10 Multiple Choice Questions related to the life Science that will help you to attune and equipped for different competitive examinations as well as academic examinations.

1. Assertion (A): A man with O blood group married to a woman of blood group AB then child will never get an AB group.

Reason (R): Blood group 0 gene is dominant over A, B or AB.

In the above item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'. Select your answers to these items using the codes given below.

Codes:

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

2. Which of the following list of the diseases are deficiency diseases?

I. Simple goitre and Oriental sore

II. Xerophthalmia and colour blindness

III. Night blindness and Marasmus

IV. Beri-beri and Osteomalacia

A. I & II

B. I & III

C. II & III

D. III & IV

3. How many grams of carbohydrate is present in a hen’s egg?

A. 0.61 g

B. 0.5 g

C. 1.3 g

D. 2.5 g

4. What is the total number of permanent incisors in both the upper and lower jaws of the cattle and buffaloes?

A. 4

B. 8

C. 12

D. 16

5. What is the gestation period of camel?

A. 280 to 300 days

B. 320 to 350 days

C. 365 to 400 days

D. 425 to 440 days

6. Match the correct answer from the codes given below in the lists:

List-I (Animal)             List-II (Life span in years)

a. Cattle                        1.  10 to 25

b. Goats                        2.  20 to 25

c. Sheep                       3.  40

d. Camels                     4.  45 to 50

Codes:    

    A  B  C  D

A. 5  3  2  1

B. 5  4  1  3

C. 2  4  1  3

D. 2  3  4  1

7. From which of the following part of a plant opium is obtained?

A. Dried leaves

B. Dried latex

C. Roots

D. Stem bark

8. Which of the following crop is affected by the "early blight" disease?

A. Potato

B. Rice

C. Sugarcane

D. Wheat

9. Where is the Central Drug Research Institute of India is located?

A. Delhi

B. Bangalore

C. Madras

D. Lucknow

10. Which of the following deficiency causes the dietary deficiency of Xerophthalmia?

A. Protein

B. Vitamin A

C. Riboflavin

D. Unsaturated fatty acids, linoleic and linolenic acids

Question No.	Answer
1	C
2	D
3	A
4	B
5	B
6	C
7	B
8	A
9	D
10	B

GK Quiz on Science: Life Science Set III

GK Quiz on Science: Life Science Set III, in this set you will find repository of 10 Multiple Choice Questions related to the life Science that will help you to attune and equipped for different competitive examinations as well as academic examinations.

1. Which of the following blood group is considered as Universal Donor?

A. A

B. AB

C. B

D. O

2. What part of the Quinine plant is commonly used drug for Malaria?

A. Leaves

B. Fruits

C. Root

D. Stem bark

3. Which of the following disease occur when the replacement of breast feeding by less nutritive food, low in proteins and calories, infants below the age of one year?

A. Kwashiorkor

B. Marasmus

C. Rickets

D. Pellagra

4. What happen when the exposure to carbon monoxide (from coal gas) is extremely dangerous and can kill a patient?

A. The compound carboxy-haemoglobin (COHb) it forms with haemoglobin can gradually clot the blood resulting in circulatory failure.

B. COHb reduces the ability of blood to transport oxygen by rupturing a vast majority of erythrocytes.

C. COHb is stable compound and thus deprives blood of its ability to transport oxygen.

D. COHb greatly modifies the structure of haemoglobin thus making it lose its affinity for oxygen.

5. In how many times human will lose their consciousness if blood will stop flowing to the brain?

A. 2 sec

B. 5 sec

C. 15 to 20 sec

D. 5 min

6. How many bones comprise the adult human skeleton?

A. 204 bones

B. 206 bones

C. 208 bones

D. 214 bones

7. Which of the following statement is related with the 'Sulphur shower'?

A. Discharge of large quantities of Crocus (yellow kesar) pollen grains into the air.

B. Discharge of large quantities of pinus pollen grains into the air forming yellowish clouds.

C. Release of a large amount of sulphur particles into the air from factories processing sulphur.

D. Release of a large amount of sulphur particles into the air near sulphur mines.

8. In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'.

Assertion (A): Persons with AB blood group can accept blood from any blood group.

Reason (R): They are universal acceptor

Select your answers to these items using the codes given below.

Codes:

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

9. In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'.

Assertion (A): Saturated fats are more reactive as compared to unsaturated fats.

Reason (R): Molecules of unsaturated fats have double bonds.

Select your answers to these items using the codes given below.

Codes:

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

10.In the given item consist of two statements, one labelled as 'Assertion (A)' and the other labelled as 'Reason (R)'.

Assertion (A): The sons of a colour blind woman are always colour blind but not the daughters.

Reason (R): Colour blindness is a sex-linked character and such characters are transferred from mother to son only.

Select your answers to these items using the codes given below.

Codes:

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true but R is not a correct explanation of A

C. A is true but R is false

D. A is false but R is true

Question No.	Answer
1	D
2	D
3	B
4	C
5	B
6	B
7	B
8	A
9	D
10	B

GK Quiz on Science: Life Science Set II

GK Quiz on Science: Life Science Set II, in this set you will find repository of 10 Multiple Choice Questions related to the life Science that will help you to attune and equipped for different competitive examinations as well as academic examinations.

1. Which of the following teeth of child (3-4 Years) is not a part of the milk teeth?

A. Incisors

B. Canines

C. Molars

D. Premolars

2. Who said this statement? "I flatter myself having discovered the method that nature employs to purify air.  It is vegetation." 

A. Antonine Laurent Lavoisier

B. Joseph Priestley

C. Louis Pasteur

D. William Harvey

3. Why it is not advisable to sleep under a tree at night?

A. Release of less oxygen

B. Release of more oxygen

C. Release of carbon dioxide

D. Release of carbon monoxide

4. What is the averages rate of the heart beats (per minute) in an adult?

A. 60

B. 72

C. 84

D. 96

5. Which of the following is the volume of the urine produced in an adult human every 24 hours?

A. 1 litre

B. 1.5 litres

C. 3.0 litres

D. 5.0 litres

6. Which of the following pigment causes eye colour of person (brown eyes, blue eyes or black eyes)?

A. Cornea

B. Choroid

C. Iris

D. Vitreous body

7. Which of the following led to the expulsion of milk from the breast during suckling?

A. Prolactin

B. Oxytocin

C. Vasopressin

D. Estrogen and Progesterone

8. Where does fertilization occurs in the female?

A. Fallopian tube

B. Uterus

C. Cervix

D. Vagina

9. Which of the following is the universal recipient blood group?

A. A

B. B

C. AB

D. 0

10. What proportion of children is likely to be colour blindness when their parent (mother has normal vision & father has colour-blindness)? 

A. 0 per cent

B. 25 per cent

C. 50 per cent

D. 100 per cent

Question No.	Answer
1	C
2	B
3	C
4	B
5	B
6	C
7	B
8	A
9	C
10	A

GK Quiz on Science: Life Science Set I

The life sciences or biological sciences comprise the branches of science that involve the scientific study of life and organisms – such as microorganisms, plants, and animals including human beings.

1. Which one of the following pairs is not correctly matched?

A. Becquerel: Radioactivity

B. Alexander Fleming: Penicillin

C. Louis Pasteur: Blood groups

D. William Harvey: Blood circulation

Ans: C

2. Which of the following is a sexually transmitted disease?  

A. Leukaemia

B. Hepatitis

C. Colour Blindness

D. All of the above

Ans: C

3. Which one of the following systems of the body is primarily attacked by the HIV?

A. Cardiovascular

B. Immune

C. Respiratory

D. Reproductive

Ans: B

4. In the human body, the blood enters the aorta of the circulatory system from the:

A. Left atrium

B. Left ventricle

C. Right atrium

D. Right ventricle

Ans: B

5. Which one of the following plant nutrients is not supplemented in the soil for growing legumes?

A. Nitrogen

B. Potassium

C. Phosphorus

D. None of these

Ans: B

GK Questions and Answers on Modern-day Technology

6. Which of the following are known as the suicide bags of cells?

A. Ribosomes

B. Golgi bodies

C. Lysosomes

D. Nucleoli

Ans: C

7. Chromosome complement in Turner's syndrome is

A. 47; XXY

B. 45; XO

C. 46; XX

D. 47; XYY

Ans: B

8. Excess of amino acids is broken down to form urea in:

A. Kidney

B. Liver

C. Spleen

D. Rectum

Ans: A

9. If a person can see an object clearly when it is placed at about 25cm away from him, he is suffering from:  

A. Myopia

B. Hyper- myopia

C. Astigmatism

D. None of the above

Ans: D

10. Who among the following discovered the anti-rabies vaccine?

A. Edward Jenner

B. James Lind

C. Louis Pasteur

D. Robert Koch

Ans:  C