Biology - Questions and Answers, General Study (GK)

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561.

Which of the following pairs is correctly matched?
Disease Causative agent

(a)Tetanus Haemophilus Pertussis

(b)Filaria Wuchereria bancrofti

(c)Pneumonia Sarcoptes sps

(d)Scabies Entamoeba histolytica

Comment

Answer is: B

562.

Which of the following are correct?
1. Nicotine occurs in tobacco plant.
2. Morphine occurs in green buds of poppy plant.
3. Cocaine is used as a local anaesthetic.

(a)1, 2 and 3

(b)1 and 3

(d)2 and 3

Comment

Answer is: A

563.

Match the following :
A. Iron 1. Activator of enzymes
B. Magnesium 2. Transfer of electron in photosynthesis
C. Chlorine 3. Synthesis of fats
D. Nitrogen 4. Synthesis of proteins
A B C D

(a)1 4 2 3

(b)3 1 4 2

(d)4 2 1 3

Comment

Answer is: C

564.

The human body needs the following vitamins. Arrange them in the increasing order of their requirement.
1. Vitamin A 2. Vitamin D 3. Vitamin E 4. Vitamin K

(a)4, 3, 2, 1

(b)1, 2, 3, 4

(d)3, 1, 2, 4

Comment

Answer is: A

565.

Match the following :
A. Starch 1. Mustard
B. Glucose 2. Potato
C. Sucrose 3. Grape
D. Oil 4. Sugarcane
A B C D

(a)2 3 4 1

(b)2 4 3 1

(d)4 1 2 3

Comment

Answer is: A

566.

Match the following :
A. Typhoid 1. Metabolic disorder
B. Measles 2. Bacteria
C. Malaria 3. Virus
D. Diabetes 4. Protozoa
A B C D

(a)1 2 3 4

(b)4 3 2 1

(d)3 2 4 1

Comment

Answer is: C

567.

Regarding bacteriophages it is true to say that :
1. It is a virus which infects a bacterium
2. It consists of protein ad nucleic acid
3. It has both DNA and RNA

(a)1 and 2

(b)1 and 3

(d)2 only

Comment

Answer is: A

568.

Which one of the following statements is correct ?

(a)All proteins are enzymes

(b)Some enzymes are proteins

(c)All enzymes are proteins

(d)Only bacterial enzymes are not proteins

Comment

Answer is: C

569.

I certain amino acids, which one of the following elements is found in addition to carbon, hydrogen, nitrogen and oxygen ?

(a)Phosphorus

(b)Zinc

(c)Calcium

(d)Sulphur

Comment

Answer is: D

570.

During sleep a man's blood pressure :

(a)Decreases

(b)Fluctuates

(c)Increases

(d)Remains constant

Comment

Answer is: A

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Biology - Questions and AnswersPage 57

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