91.  Milk contains the sugar

a

  Arabinose

b

 Sucrose

c

 Maltose

d

 Lactose

Answer & Explanation
Answer : Option D
Explanation :

92.  The mammal that lays eggs is

a

  otter

b

 kangaroo

c

 duck-billed platypus

d

 opossum

Answer & Explanation
Answer : Option B
Explanation :

93.  The so-called fourth state of matter refers to

a

  LPG

b

 Plasma

c

 Mercury

d

 Dry ice

Answer & Explanation
Answer : Option B
Explanation :

94.  Mordants are substances that

a

  Have the capacity to increase the intensity of colour

b

 Fix colours on fabrics

c

 Are very hard solids

d

 Have a bleaching action

Answer & Explanation
Answer : Option B
Explanation :

95.  In the event of a fall of a woman in the bathroom, the head of the femur separated off the bone. An X-ray revealed that it did not fit into

a

  obturator foramen of pelvis

b

 pelvic cavity

c

 glenoid cavity of the plevis

d

 acetabulum of pelvis

Answer & Explanation
Answer : Option D
Explanation :

96.  The polio virus enters the body through

a

  tick bites

b

 saliva and secretion from the nose

c

 contaminated food and water

d

 mosquito bites

Answer & Explanation
Answer : Option C
Explanation :

97.  The gestation period of camel is

a

  280 to 300 days

b

 365 to 400 days

c

 320 to 350 days

d

 425 to 440 days

Answer & Explanation
Answer : Option B
Explanation :

98.  The disease caused due to the deficiency of Vitamin D in the diet is

a

  night blindness

b

 beri beri

c

 rickets

d

 scurvy

Answer & Explanation
Answer : Option C
Explanation :

99.  Which of the following is/are NOT the male sex hormone(s)?

a

  Estrone

b

 Testosterone

c

 Androgens

d

 Dihydrotestosterone

Answer & Explanation
Answer : Option A
Explanation :

100.  Biologists study viruses although they are not considered living organisms. What could be the possible reasons?
1.They are causative agents of many of the dreaded diseases of humans, other animals, and plants
2.They are a source of some useful antibiotics
3.They serve as a useful tool in biotechnological research Which of the above statement/s is/are true? Select the correct answer using the codes given below.

a

  1 and 2

b

 1 and 3

c

 1, 2, and 3

d

 Only 1

Answer & Explanation
Answer : Option A
Explanation :

101.  A remote control gadget (for TV etc.) has in it

a

  a small oscillator that emits electric pulses

b

 a small transmitter that emits infrared signals

c

 a small electromagnet, that emits electromagnetic waves

d

 none of these

Answer & Explanation
Answer : Option B
Explanation :

102.  The horned toads are:
1.amphibians with dry skin with horns on the head
2.lizards with horns on the head
3.Ovoviviparous or oviparous
4.animals inhabiting hot and dry deserts

a

  1, 4

b

 2, 3, 4

c

 1, 3, 4

d

 2, 3

Answer & Explanation
Answer : Option B
Explanation :

103.  Radiocarbon dating technique is used to estimate the age of

a

  rocks

b

 fossils

c

 buildings

d

 soil

Answer & Explanation
Answer : Option B
Explanation :

104.  Nuclide used to detect brain tumors and thyroid defects is

a

  60Co27

b

 131I53

c

 24Na11

d

 14C6

Answer & Explanation
Answer : Option B
Explanation :

105.  In old age, people have to wear spectacles for reading and writing because
1.their eye lenses become weak
2.they lose the power of accommodation
3.their eye-lenses lose their magnifying power Which of the above is/are correct?

a

  1 and 2

b

 2 only

c

 1 and 3

d

 1 only

Answer & Explanation
Answer : Option B
Explanation :



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