genetic engineering and bio technology - Category wise Question and Answer Practice Test with Solutions

Question : 26 [IAS (Pre) 2000]

Assertion (A):
‘DNA Finger Printing’ has become a powerful tool to establish paternity and identity of criminals in rape and assault cases.
Reason (R):
Trace evidence such as hairs, saliva and dried semen are adequare for DNA analysis.
Code

a) (A) is true, but (R) is false

b) Both (A) and (R) are true and (R) is the correct explanation of (A)

c) Both (A) and (R) are true, but (R) is not the correct explanation of (A)

d) (A) is false, but (R) is true

Question : 27 [CDS]

Which one among the following is not correct about Down’s syndrome?

a) Effected person has mental retardation

b) It is a genetic disorder

c) Effected individual has early ageing

d) Effected person has furrowed tongue with open mouth

Question : 28

First cloned animal is –

a) Dolly sheep

b) Dog

c) Molly

d) Polly sheep

Question : 29 [RAS/RTS (Pre) 2012]

The latest technique used to establish identity of a human being based on biotechnological principle is

a) DNA fingerprinting

b) Biometric analysis

c) Genome sequencing

d) Karyotyping

Question : 30 [IAS (Pre) 2014]

In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?

1. Iris scanning
2. Retinal scanning
3. Voice recognition

a) Only 1 and 3

b) Only 1

c) Only 2 and 3

d) 1, 2 and 3