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2021

Home2021Page 2
, Biodiversity The term ‘biodiversity’ refers to ‘the variety and variability among living organisms and the ecological complexes in which...
The biomass can be used to [CBSE PMT 1992] (a)   Obtain alcohol                     (b)   Generate biogas (c)   Generate producer gas     (d)  ...
  The energy obtained from biological sources is called bioenergy. Bioenergy is the use of biomass (organic matter) to produce...
Maximum utilization of the techniques of biotechnology has been made in the field of              (a)   Agriculture                           (b)   Medicines             ...
  Study of use of living organisms and the substances produced due to their activities is called biotechnology. Mostly micro-organisms...
Which is more suitable for germplasm collection (a)   Centre of production         (b)   Homelands (c)   Tropical areas                      (d)   Temperate areas...
  Protection of conservation of genetic resources (i.e., all the various types of genes present in the different varieties of...
?  Sporeine developed in Germany is first commercial bioinsecticide obtained from Bacillus thuringenesis. ?  Red squill (Urginea maritima) produce a...
Types of manures are (a)   Farmyard, composited and green (b)   Green and farmyard (c)   Green and composited (d)   Farmyard and...
  Fertilizers of biological origin are called biofertilizers. These provide the essential elements to the soil and hence maintain or...
.         Cereals, pulses, fruits, vegetables and nuts Broom corn is obtained from (a)   Panicum                                (b)  ...
Which of the following is called “Dhaan ka Katora” (a)   Gwalior                                  (b)   Indore (c)   Chhattisgarh                        (d)   Rewa Trigonella foenum graecum...
(c) Belladona drug is obtained from the leaves of Atropa belladona plant. In leaves contains several alkaloids which is atropine,...
  Cereals : These are the members of family Gramineae and grown for their edible seeds. They are characterised by...
Process of hybridization is difficult because of              (a)   Susceptibility to mutations              (b)   Incompatibility and sterility              (c)   Selection...
  After the evolution of man and from the time of his origin, he has been basically a hunter of...
              Opium‘ is an extract of (a)   Cannabis sativa plant (b)   Cocoa plant (c)  ...
‘Chicken pox‘ is caused by [CBSE PMT 1992]              (a)   Adeno virus                          (b)   Varicella virus              (c)   SV–40 virus                          (d)  ...
n Addison’s disease is characterised by [CBSE PMT 1991]              (a)   Elongation of limb bones and jaw becomes broad             ...
  Diseases are classified into three main types : Communicable diseases, non-communicable and genetic disorders. Communicable Diseases Meaning : The...
The toxic substances produced by the foreign bodies are known as              (a)   Antibodies                            (b)   Allergens              (c)   Antigens                                (d)  ...
Generally the number of vaccinations are …….. to get complete immunity              (a)   2 to 3                                      (b)   2 only             ...
   “Disease” is a very wide term. Any change from the normal state that causes discomfort or disability or impairs...
                General Introduction   Pesticide is (a)   Food grain preservative   (b)   Fungus killer...
            Which of the following pesticide is of lipophilic nature (a)   2,  4 – D                                 ...
    Since the dawn of human civilization, man has been trying to improve the agriculture. Modern agriculture employs a...
            Huskies are (a)   Dogs (b)  Yak (c)   Thick furred dogs used by Eskimos (d)  ...
Honey mainly consist of monosaccharides Both the chambers contain about 7 rectangular wooden frames called comb frames arranged vertically. The...
    The rearing of animals for specific purposes is called domestication, and such animals are called domestic animals. Domestication...
History of man is only about 50,000 years old. In the course of human history there have been three major...
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Indian Air Force AFCAT Recruitment 2021- Apply Online for 334 Vacancy Indian Air Force has given an employment notification for the...
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PSPCL Recruitment 2021 – Apply Online for 2632 Asst Lineman, Clerk & Other Vacancy Punjab State Power Corporation Limited (PSPCL) has...
Punjab State Cooperative Bank Various Vacancy Recruitment 2021 – Apply Online for 856 Posts Punjab State Cooperative Bank (PSCB) has...
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PSTCL Various Vacancy Recruitment 2021 – Apply Online for 490 Vacancy Punjab State Transmission Corporation Limited (PSTCL) has given an...
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