Sunday, 18 August 2013

General Science-21

1. The slurry of biogas plant is an enriched manure as it is vary rich in oxygen_______,________.
a. Phosphorus and Potassium
b. Sulphur and Nitrogen
c. Zinc and Aluminum
d. Boron and Potash

2. The most economical process of increasing the nutritive value of food grains is:
a. Germination
b. Milling
c. Parboiling
d. Pearling

3. GOUT, a metabolic disease occurs due to the high level of:
a. Uric acid in the blood
b. Urea in the blood
c. Sugar in the blood
d. Cholesterol in the blood

4. Which one of the following is NOT correctly matched:
a. Becquerel: Radioactivity
b. Alexander Fleming: Penicillin
c. Louis Pasteur: Blood group
d. William Harvey: Blood circulation

5. PCR (Polymerase chain reaction) is a technique to make copies of:
a. DNA Using living cells
b. DNA Without using living cells
c. RNA using living cells
d. RNA without using living cells

6. The branch of science dealing with the improvement of human race is:
a. Genealogy
b. Cloaning
c. Eugenics
d. Euphenics

7. The main pollination agent in the case of maze plant is:
a. Bird
b. Insects
c. Rodent
d. Winds

8. Spiders and scorpions belongs to the same class of Anthropoids as are:
a. Beetle and locusts
b. Crabs and Lobsters
c. Centipedes and Millipedes
d. Mites and Ticks

9. With reference to the plants, mucilage are:
a. Glycoproteins
b. Polypeptides chains
c. Polysachhairides
d. Long chain fatty acids

10. Azolla used as a bio-fertilizer for rice cultivation has a symbolic relationship with:
a. Azaotobacter
b. Azospirillum
c. Aulosira
d. Anabaena