24277 + Interview Questions in Biology in Class 12 Page 89 InterviewSolution

4401.	Question : The thermoregulatory centre in the body is:
Answer» SPINAL cord Hypothalamus Cerebellum Pituitary ANSWER :B

Discussion

4402.	Question :The theory of spontaneous generation stated that
Answer» life AROSE from living forms only life can arise from both living and non-living life can arise from non-living things only. life arises SPONTANEOUSLY, neither from living nor from the non-living. Solution :For a long time it was also believed that life came out of decaying and rotting matter like straw, mud, etc.(THEORY of Abiogenesis). According to theory of abiogenesis, life originates from non-living. According to Louis Pasture, life came from PRE EXISTING one.

Discussion

4403.	Question : The theory of use and disuse of organ was proposed by
Answer» Darwin LAMARCK DE Vries Hooker SOLUTION :Lamarck

Discussion

4404.	Question : The theory of spontaneous generation was proposed by :
Answer» Spallanzani Von Helmont F.Redi LouisPasteur Answer :B

Discussion

4405.	Question : The theory of spontaneous generation of life was frfuted by ltbr I.Frencisco ReddiII.Louis Pasteur III.Lazzaro SpallanzaniIV.Von Helmont
Answer» only III II and III III and IV I,II and III Answer :D

Discussion

4406.	Question : The theory of spontaneous generation stated that
Answer» life arose from living FORMS only life cn arise from both living and non-living life can arise from non-living things only life arises SPONTANEOUSLY, neither from living nor from the non-living. Solution :The THEORY of spontaneous generation states that life originated from non-living things in a spontaneous manner.

Discussion

4407.	Question : The theory of natural selection was given by
Answer» Lamarck ALFRED Wallce CHARLES DARWIN OPARIN and Haldane. Solution :N//A

Discussion

4408.	Question : The theory of inheritance of acquired characters was proposed by_____.
Answer» ANSWER :LAMARCK

Discussion

4409.	Question : The theory of Dixon and Jolly gets support from
Answer» Dendrographic measurements Porous POT experiment High TENSILE STRENGTH of XYLEM sap All of these ANSWER :D

Discussion

4410.	Question : The testes in humans are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for
Answer» MAINTAINING the scrotal temperture lower than the internal body temperature Escaping any possible compression by the visceral organs Providing more space for the growth of epididymis Providing a secondary SEXUAL FEATURE for exhibiting the MALE sex Answer :A

Discussion

4411.	Question : The testis
Answer» is COVERED by a SEROUS membrane called tunica albuginea is divided into TESTICULAR lobules that contain seminiferous tubules contains Leydig CELLS that PROVIDE nutrition to the germ cells produces spermatogonia from spermatocytes Answer :B

Discussion

4412.	Question : The tests that are used in the diagnosis of AIDS are
Answer» ELISA and immunoblot Northern BLOT and ELISA ELISA and SOUTHERN blot WESTERN blot and ELISA Solution :Western blot and ELISA

Discussion

4413.	Question : The testes in humans are situated outside the abdominal cavity inside a pouch called Scrotum. The purpose served is for :
Answer» Maintaining the scrotal temperature lower than the internal body temperature Escaping any POSSIBLE compression by the visceral organs Providing more space for the growth of EPIDIDYMIS Providing a secondary SEXUAL feature for exhibiting the MALE sex Answer :A

Discussion

4414.	Question : The testes in humans are situated outside abdominal cavity insides pouch called scrotum. The purpose served is for
Answer» MAINTAINING the scrotal temperature lower than the internal BODY temperature escaping any possible compression by the visceral organs providing more space for the growth of epididymis providing a secondary sexual FEATURE for exhibiting the male sex Answer :A

Discussion

4415.	Question :The test-tube Baby programme employs which one of the following techniques.
Answer» Intra Cytoplasmic SPERM Injection [ICSI] Intra uterine Insemination [IUI] Gamete It Intra FALLOPIAN Transfer [GIET] Zygote Intra Fallopian Transfer [ZIFT] Answer :D

Discussion

4416.	Question : The test tube baby programme employs which one of the following techniques ?
Answer» Intra cytoplasmic semen INJECTION(ICSI) Intra-Uterine insemination Gamete intra fallopian tube transfer(GIFT) Zygote Intra-fallopian transfer (GIFT) ANSWER :C

Discussion

4417.	Question : The test cross of a F1 individual with genotype (++/ab produced the following offsprings ++/ab 10, ab/ab 10, +a /ab 40 + b/ab 40, Based on this data predict the configuration of F1 heterozygous.
Answer» Trans=configuration cis-configuration Both (a) and (B) NONE of these Answer :A

Discussion

4418.	Question : The term.totipotency.refers to the capacity of a
Answer» Cell to generate whole plant Bud to generate whole plant Seed to germinate Cell to enlarge in size Solution :The capacity of explant or any cell to generate whole plant is CALLED cellular totipotency. Cellular totipotency is shown by all plant CELLS. Cellulartotipotency is as DEMONSTRATED by FC. STEWARD.

Discussion

4419.	Question : The test that confirms HIV positive is…
Answer» WESTERN blot Northen blot Southern blot All the above Answer :B

Discussion

4420.	Question : The tern gene which was coined by Johannsen was termed by Mendel as
Answer» Replicon Factor Active principal Cistron Answer :B

Discussion

4421.	Question : The terms linkage and recombination were coined by
Answer» SUTTON and Bover Morgan Punnet and BATESON Correns Answer :B

Discussion

4422.	Question : The Terminator in transcription unit is located at
Answer» 3' END DOWNSTREAM of the CODING strand 5' end downstream of the coding strand 5' end UPSTREAM of the coding strand 3' end upstream of the coding strand Answer :A

Discussion

4423.	Question : The terminator gene technology causes
Answer» Failure of SEED setting after one generation Breakage of seed dormancy Early FLOWERING in plants None of the above Answer :A

Discussion

4424.	Question : The term wild life was given by W.G. Rosen .
Answer» ANSWER :WILLIAM Hornaday

Discussion

4425.	Question : The term which is used to describe the natural ageing of lake by nutrient enrichment of its water.
Answer» SOLUTION :EUTROPHICATION

Discussion

4426.	Question : The term 'Vernalin' was coined by
Answer» Lysenko Chourad Purvis Melcher Answer :D

Discussion

4427.	Question : The term taxonomy was coined by
Answer» DE Candolle LINNAEUS JOHN Ray Bauhin ANSWER :A

Discussion

4428.	Question : The term vaccine was introduced by
Answer» Jenner KOCH pasteur Jointly by koch and Pasteur Answer :A

Discussion

4429.	Question : The term used when anther and stigmas of intersexual or perfect flower ripen before the opening of bud is(A) bud pollination(B) cleistogamy(C) immature pollination(D) self pollination
Answer» BUD pollination cleistogamy immature pollination self pollination Answer :B

Discussion

4430.	Question : The term used to define the ability of a cell to generate entire individual is
Answer» a) PLEURIPOTENT B) TOTIPOTENT C) Multipotent d) Unipotent Answer :B

Discussion

4431.	Question : The term ‘tensile strength’ represents that there is
Answer» A strong cohesion force between water MOLECULES, so that column does not break when stretched by TRANSPIRATION pull A strong adhesion between water molecules and walls of XYLEM vessels so the column does not break and it is stretched by transpiration pull Absence of vacuoles in the vessels, so the column does not break and it is stretched by transpiration pull Loss of water by leaves, so positive TENSION is created and column does not break and it is stretched by transpiration pull Answer :A

Discussion

4432.	Question : The term taxon refers to :-
Answer» Name of a species Name of genus Name of family A taxonomic GROUP of any RANK ANSWER :D

Discussion

4433.	Question : The term sacrode was used for livingsubstance of cell by
Answer» Hooke Dujardin Purkinje Brown Answer :B

Discussion

4434.	Question : The term pureline was coined by ………….. .
Answer» ANSWER :A

Discussion

4435.	Question : The term 'niche' of a species refers to
Answer» specific PLACE where an ORGANISM lives competitive power of an organism specific FUNCTION of an organism specific and habitual function Answer :D

Discussion

4436.	Question : The term 'molecular scissors' refers to
Answer» recombinant DNA RESTRICTION enzymes Taq polymerase polindromic nucleotide sequences. Solution :The restriction endonuclease enzyme inspects the length of a DNA sequence. Once it recongnises specific sequence, it binds to the DNA and cuts each of the two strands of the DOUBLE helix at specific points in their SUGAR phosphate back bone. Special sequence in the DNA recongnised by restriction endonuclease is called palindromic nucleotide sequence. Restriction endonuclease enzymes are also known as molecular scissors or biological scissors or chemical KNIVES or chemical scalpels.

Discussion

4437.	Question : The term microsphere was given by
Answer» SYDNEY FOX HALDANE MILLER Oparin Answer :A

Discussion

4438.	Question : The term meiosis -I andmeiosis- !! Were used by:
Answer» Flemming Strasburger Gregoire Mendel Answer :C

Discussion

4439.	Question :The term linkage was coined by
Answer» G. MENDEL W. SUTTON T.H. MORGAN T. Boveri Answer :C

Discussion

4440.	Question : The term linkage was coined by :
Answer» W.Sutton T.H.Morgan T.Boveri G.Mendel Answer :B

Discussion

4441.	Question : The term "linkage" was coined by
Answer» T.H MORGAN T.Boveri G.Mendel W.Sutton SOLUTION :T.H Morgan

Discussion

4442.	Question : The term 'kranz' anatomy refers to
Answer» Presence of large SIZE chloroplasts in bundle sheath cells Presence of thick WALLS in bundle sheath cells Appearance of wreath of cells surrounding the vascular bundles in `C_4` LEAF Presence of THREE type of cells in leaves (PALISADE, spongy and bundle sheath ) in `C_4` leaf Answer :C

Discussion

4443.	Question : The term keel is used for
Answer» Carples Stamens Petals Sepals Answer :C

Discussion

4444.	Question : The term _____is used for termination of pregnancy before the fetus becomes viable.
Answer» ANSWER :ABORTION

Discussion

4445.	Question : The term .Health. is defined in many ways. The most accurate definition of the health would be
Answer» HEALTH is the state of body and MIND in a balanced condition Health is the reflection of a SMILING face Health is a state of complete PHYSICAL, MENTAL and social well-being Health is the symbol of economic prosperity. Solution :Health is not just the absence of disease. It is a state of complete physical, mental, social and psychological well-being. prosperity increases because of healthy people.

Discussion

4446.	Question : The term heterosis was first coined by
Answer» McClintock Boweri Swaminathan Shull Answer :D

Discussion

4447.	Question : The term green revolution was coind by …………. .
Answer» a) WILLIAM S Gaud b) M.S Swaminathan c) DR. B.P. Pal d) Dr. N.E.Borlaug Answer :A

Discussion

4448.	Question : The term given by Darwin and having same meaning as prebiotic soup is
Answer» WARM LITTLE pond Cold OCEAN Postbiotic soup Both (a) and (B) ANSWER :A

Discussion

4449.	Question : The term genome denotes :
Answer» HAPLOID SET of CHROMOSOME bivalent monovalent diploid CHROMSOME set Answer :A

Discussion

4450.	Question : The term 'Genetics' was introduced by ...........
Answer» a) Gregor Mendel B) BATESON c) Hugo DE Vries d) Carl Correns ANSWER :B

Discussion

Explore topic-wise InterviewSolutions in .

Question : The thermoregulatory centre in the body is:

Question :The theory of spontaneous generation stated that

Question : The theory of use and disuse of organ was proposed by

Question : The theory of spontaneous generation was proposed by :

Question : The theory of spontaneous generation of life was frfuted by ltbr I.Frencisco ReddiII.Louis Pasteur III.Lazzaro SpallanzaniIV.Von Helmont

Question : The theory of spontaneous generation stated that

Question : The theory of natural selection was given by

Question : The theory of inheritance of acquired characters was proposed by_____.

Question : The theory of Dixon and Jolly gets support from

Question : The testes in humans are situated outside the abdominal cavity inside a pouch called scrotum. The purpose served is for

Question : The testis

Question : The tests that are used in the diagnosis of AIDS are

Question : The testes in humans are situated outside the abdominal cavity inside a pouch called Scrotum. The purpose served is for :

Question : The testes in humans are situated outside abdominal cavity insides pouch called scrotum. The purpose served is for

Question :The test-tube Baby programme employs which one of the following techniques.

Question : The test tube baby programme employs which one of the following techniques ?

Question : The test cross of a F1 individual with genotype (++/ab produced the following offsprings ++/ab 10, ab/ab 10, +a /ab 40 + b/ab 40, Based on this data predict the configuration of F1 heterozygous.

Question : The term.totipotency.refers to the capacity of a

Question : The test that confirms HIV positive is…

Question : The tern gene which was coined by Johannsen was termed by Mendel as

Question : The terms linkage and recombination were coined by

Question : The Terminator in transcription unit is located at

Question : The terminator gene technology causes

Question : The term wild life was given by W.G. Rosen .

Question : The term which is used to describe the natural ageing of lake by nutrient enrichment of its water.

Question : The term 'Vernalin' was coined by

Question : The term taxonomy was coined by

Question : The term vaccine was introduced by

Question : The term used when anther and stigmas of intersexual or perfect flower ripen before the opening of bud is(A) bud pollination(B) cleistogamy(C) immature pollination(D) self pollination

Question : The term used to define the ability of a cell to generate entire individual is

Question : The term ‘tensile strength’ represents that there is

Question : The term taxon refers to :-

Question : The term sacrode was used for livingsubstance of cell by

Question : The term pureline was coined by ………….. .

Question : The term 'niche' of a species refers to

Question : The term 'molecular scissors' refers to

Question : The term microsphere was given by

Question : The term meiosis -I andmeiosis- !! Were used by:

Question :The term linkage was coined by

Question : The term linkage was coined by :

Question : The term "linkage" was coined by

Question : The term 'kranz' anatomy refers to

Question : The term keel is used for

Question : The term _____is used for termination of pregnancy before the fetus becomes viable.

Question : The term .Health. is defined in many ways. The most accurate definition of the health would be

Question : The term heterosis was first coined by

Question : The term green revolution was coind by …………. .

Question : The term given by Darwin and having same meaning as prebiotic soup is

Question : The term genome denotes :

Question : The term 'Genetics' was introduced by ...........