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Free download PDF of General knowledge(gk) multiple choice questions(mcqs) and answers on Biology. These general awareness quiz objective questions answers include mcqs on bio-toilets, blood group etc.
(131)
The sequencing of the entire genome (the totality of all genes) of an organism was completed in 1996. The organism was:
[A]
yeast
[B]
human being
[C]
albino mouse
[D]
plasmodium vivax
Comment
(132)
Which of the following genetic diseases is sex-linked?
[A]
Royal haemophilia
[B]
Cystic fibrosis
[C]
Hypertension
[D]
Tay-Sachs disease
Comment
(133)
A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately. Which one of the blood groups mentioned below and readily available in the hospital will be safe for transfusion?
[A]
O, Rh-
[B]
O, Rh+
[C]
AB, Rh-
[D]
AB, Rh+
Comment
(134)
Which of the following would lead to malnutrition?
I. Over nutrition
II. Under nutrition
III. Imbalanced nutrition
Select the correct answer by using the codes given below
[A]
II only
[B]
II and III only
[C]
I and III only
[D]
I, II and III
Comment
(135)
The blood glucose level is commonly expressed as
[A]
mm. of Hg
[B]
parts per million
[C]
milligram per deciliter
[D]
gram (mg/dl) per litre
Comment
(136)
Consider the following minerals:
I. Calcium
II. Iron
III. Sodium
Which of the minerals given above is/are required by human body for the contraction of muscles?
[A]
I only
[B]
II and III only
[C]
I and III only
[D]
I, II and III
Comment
(137)
Which one of the following is the correct sequence in the order of decreasing length of the three structural parts given below of small intestine in the human body?
[A]
Ileum-Jejunum-Duodenum
[B]
Jejunum-Ileum-Duodenum
[C]
Ileum-Duodenum-Jejunum
[D]
Jejunum-Duodenum-Ileum
Comment
(138)
In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?
I. Iris scanning
II. Retinal scanning
III. Voice recognition
Select the correct answer using the code given below.
[A]
I
[B]
II and III
[C]
I and III
[D]
I, II and III
Comment
(139)
With reference to bio-toilets used by the Indian Railways, consider the following statements:
I. The decomposition of human waste in the bio-toilets is initiated by a fungal inoculum.
II. Ammonia and water vapour are the only end products in this decomposition which are released into the atmosphere.
Which of the statements given above is/are correct?
[A]
I only
[B]
II only
[C]
Both I and II
[D]
Neither I nor II
Comment
(140)
Which of the following leaf modifications occurs/occur in desert areas to inhibit water loss?
I. Hard and waxy leaves
II. Tiny leaves or no leaves
III. Thorns instead of leaves
Select the correct answer using the codes given below?
[A]
I and II only
[B]
II only
[C]
I and III only
[D]
I, II and III
Comment
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