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Q:

The technique of DNA fingerprinting in human was developed for first time by _________

A) Lalji Singh B) Alec Jeffreys
C) R. Ericson D) J. Black
 
Answer & Explanation Answer: B) Alec Jeffreys

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Filed Under: Biology

Q:

Water pollution of a river is measured by_______

A) Amount of chlorine dissolve in water B) Amount of Ozone dissolve in water
C) Amount of nitrogen dissolve in water D) Amount of oxygen dissolve in water
 
Answer & Explanation Answer: D) Amount of oxygen dissolve in water

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Filed Under: Biology

Q:

Study of inter relationship between living organism and their environment is called _______

A) Plant Geography B) Plant social science
C) Ecology D) Ecosystem
 
Answer & Explanation Answer: C) Ecology

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Filed Under: Biology

Q:

A true species in mauritius failed to reproduce because of the extinction of a fruit eating bird. Which one of the following was that bird?

A) Dove B) Dodo
C) Condor D) Skua
 
Answer & Explanation Answer: B) Dodo

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Filed Under: Biology

Q:

Genes are situated on _________

A) Chromosome B) Mitochondria
C) Plastids D) Ribosomes
 
Answer & Explanation Answer: A) Chromosome

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Filed Under: Biology

Q:

Metastasis is the process by which _________

A) Cell divide rapidly under the influence of drugs B) Cancer cell spread through the blood or lymphatic system to other site or organs
C) The Chromosome in cell nuclei are attached to the soindle before moving to the anaphase poles D) Cancer cells are successfully inhibited to divide any further
 
Answer & Explanation Answer: B) Cancer cell spread through the blood or lymphatic system to other site or organs

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Filed Under: Biology

Q:

Transmission of stimuli from one part of body to other part takes place through __________

A) Muscular tissue B) Epithelium tissue
C) Connective tissue D) Nervous tissue
 
Answer & Explanation Answer: D) Nervous tissue

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Filed Under: Biology

Q:

Which organelles in the cell, other than nucleus contains DNA?

A) Centriole B) Goalgi apparatus
C) Lysosomes D) Mitochondria
 
Answer & Explanation Answer: D) Mitochondria

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Filed Under: Biology