24277 + Interview Questions in Biology in Class 12 Page 82 InterviewSolution

4051.	Question : This method of finding a gene is used when researchers know very little about the gene they are trying to find. This process results in a complete gene library: a collection of copies of DNA fragments that represent the entire genome of an organism.
Answer» CLONING Shotgun cloning GENE synthesis cloning PCR ANSWER :B

Discussion

4052.	Question : This one becomes neuro-hypophysis
Answer» Rathke's pouch Outgrowth of ORAL region Intundibular process Hypophyseal PORTAL system Answer :C

Discussion

4053.	Question : This is used to establish, paternity or maternity with higher degree of certainty
Answer» BLOOD GROUPING SEROLOGICAL tests DNA FINGER printing Pedigree analysis Answer :C

Discussion

4054.	Question : This is the most severe check on the rate of reproduction
Answer» STRUGGLE with the environment Interspecific struggle Intergeneric struggle Intraspecific struggle ANSWER :D

Discussion

4055.	Question : This is the most abundant enzyme in the mesophyll
Answer» HEXOKINASE RUBISCO Fructose 6 PHOSPHATASE Sedoheptulose 7 phosphatase Answer :B

Discussion

4056.	Question : This is not GMO
Answer» GOLDEN rice Tracy DOLLY BT BRINJAL SOLUTION :Dolly

Discussion

4057.	Question : This is an index of free energy content of water
Answer» `PSI` `PI` `OMEGA` `TAU` ANSWER :A

Discussion

4058.	Question : This is a type of adaptive radiation seen in one part of the world. a. Identify the type of adaptive radiation. Where. is it seen? b. Give the difference between convergent evolution and divergent evolution.
Answer» Solution :a. Marsupial radiation seen in Australia. B. CONVERGENT EVOLUTION: When more than one adaptive radiation appeared to have occurred in different habitats or ISOLATED geographical area, it is called convergent evolution. Divergent evolution: The process of evolution of different species in a given geographical area starting from a point and literally RADIATING to other areas of habitats (geography) is called divergent evolution or adaptive radiation.

Discussion

4059.	Question : This is a graphical presentation of hormones during a menstrual cycle find out A, B , C, D respectively :-
Answer» FSH, LH , OESTROGEN , Progesterone LH, Oestrogen , Progesteroe , FSH LH, FSH, Progesterone , Oestrogen Progesterone , FSH , LH , Oestrogen Answer :C

Discussion

4060.	Question : this is a method of birth control
Answer» ZIFT GIFT IUDs IVF-ET Answer :C

Discussion

4061.	Question : This is a graphical presentation of hormones during a menstrual cycle find out A, B, C, D:-
Answer» FSH, LH, OESTROGEN, PROGESTERONE LH, Oestrogen, Progesterone, FSH LH, FSH, Progesterone, Oestrogen Progesterone, FSH, LH, Oestrogen Answer :C

Discussion

4062.	Question : This figure shows the restriction site of Eco RI. This restriction enzyme recognition site is palindromic and have specified base base pairs. This means that the recognition siteshave 5^("\|")…….G^(darr)"AATT C"……… 3^("\|") 3^("\|")……."CTTAA"_(uarr)G.........5^("\|")
Answer» base sequence identical to one ANOTHER base sequence that consist of only FOUR bases the base sequence in one DNA strand reading from one end the same as the sequence in the complementary strand reading from the opposite end. base sequences in which a single letter, representing the base may be PRESENT at either location in the recognition site for cutting to occur. ANSWER :C

Discussion

4063.	Question : This diagram indicates
Answer» DNA replication Reverse TRANSCRIPTION Transcription Translation ANSWER :C

Discussion

4064.	Question : This field of genomics deals with the comprehensive analysis of functions of genes and non-gene sequences is
Answer» STRUCTURAL GENOMICS Functional genomics Comparitive genomics All the THREE Answer :B

Discussion

4065.	Question : Third ventricle occurs in:
Answer» Heart Brain Bones Skull Answer :B

Discussion

4066.	Question : Third generation vaccines are:
Answer» ATTENUATED pathogen Pathogen relative Monoclonal ANTIGEN Synthetic antigen ANSWER :D

Discussion

4067.	Question : Third kingdom included in three kingdom classification was-
Answer» Monera Protista Fungi Bacteria Answer :B

Discussion

4068.	Question : Third generation pestocodes are:
Answer» Pheromones Juvenile HORMONE analogous Insect repellants Pathogens Answer :B

Discussion

4069.	Question : Thin walled rounded cells in the endodermis are called as
Answer» PASSAGE CELLS passive cells casparian cells STARCH SHEATH cells Answer :A

Discussion

4070.	Question : Thick walled spores are formed in unfavourable conditions in :
Answer» BACTERIA FUNGI LOWER PLANTS All of these Answer :D

Discussion

4071.	Question : Thickness of ozone is measured in terms of _________units.
Answer» ANSWER :B::D

Discussion

4072.	Question : Thick -walled highly resistant asexual spores formedby Rhizopus , are
Answer» APLANOSPORES BUDS plasmospores CHLAMYDOSPORES ANSWER :D

Discussion

4073.	Question : Thick-Walled cells of pericycle as found in Linum (flax) and Connabis (hemp) are fibrous and are disignated as
Answer» VASCULAR FIBRES paravascular fibres PERIVASCULAR fibres PROTOPHLOEM fibres ANSWER :A

Discussion

4074.	Question : Thick cuticle reduces this transpiration
Answer» Cuticular Stomatal Lenticular NONE of the above Answer :A

Discussion

4075.	Question : Thick wall of the fruit is known as _____
Answer» SOLUTION :PERICARP.

Discussion

4076.	Question : Thin myofilaments are made up of
Answer» Actin, tropomyosin and MEROMYOSIN TUBULIN and dynein Heavy meromyosin and LIGHT meromyosin Actin, troponin and tropomyosin ANSWER :C

Discussion

4077.	Question : Thick layer of fat under the skin in aquatic 5 mammals of polar sea
Answer» Blubber Flubber Rubber Stubber ANSWER :A

Discussion

4078.	Question : thick cuticle occurs on the leaves of plants belonging to
Answer» cool HABITATS warm habitat dry habitats WET habitats ANSWER :C

Discussion

4079.	Question : They were first true man.
Answer» HOMO ERECTUS Australiopithecus Java MAN Both (A) and (C) SOLUTION :Both (A) and (C)

Discussion

4080.	Question : Thiamine(B_1) deficiency leads to:
Answer» Beriberi Scurvy Night blindness Pellegra Answer :A

Discussion

4081.	Question : They attempts for food production from plants and domenstication of animals.
Answer» Cro-magnon HOMO sapiens Modern MAN Both (B) and (C) SOLUTION :Both (B) and (C)

Discussion

4082.	Question : They lived about 30 million years ago.
Answer» RAMAPITHECUS Proplopithecus KENYAPITHECUS DRYOPITHECUS SOLUTION :Proplopithecus

Discussion

4083.	Question :They key criteria for establishing a ' hot spot ' is / are
Answer» DEGREE of THREAT MEASURED with RESPECT to habitat loss High degree of endemism High biodiversity All of the above Answer :D

Discussion

4084.	Question : They copper ions of IUDs
Answer» SUPPRESS the motility and fertilization capacity of SPERMS. make the UTERUS unsuitable for implementation increase PHAGOCYTOSIS of sperms . make CERVIX hostile to sperms Answer :A

Discussion

4085.	Question : They are third level IUDS.
Answer» Copper IUDS Slow IUDs HORMONAL IUDs All of the above Answer :C

Discussion

4086.	Question : They are connecting link between Australopithecus and Homo sapiens.
Answer» HOMO ERECTUS JAVA man Kenyapithecus Both (A) and (B) SOLUTION : Both (A) and (B)

Discussion

4087.	Question : They are dominant plants of the cold desert
Answer» Shrub and small trees Low stature shrub and perennial grass Tall trees and herbaceous plants Low stature shrub and herbaceous plants Solution :Cold deserts are areas which record very sparse RAINFALL and DEEP rooted plants. The winters are extremely long and cold Eg., Gobiand Tibet DESERT. The vegetation includes herbacious plants, small shrubs, LICHENS and mosses.

Discussion

4088.	Question : They are developed by CDRI in india.
Answer» PILLS IUDs SAHELI B and C both Answer :C

Discussion

4089.	Question : They ancestor of dryopithecus.
Answer» RAMAPITHECUS Aegyptopithecus KENYAPITHECUS Australiopithecus SOLUTION :Aegyptopithecus

Discussion

4090.	Question : These plantles which are genetically identical to each other are called …....
Answer» ANSWER :SOMACLONES

Discussion

4091.	Question : These fruits are bistural constricted in between the seeds considered to be the modification of legumes and are independent or break up into single seeded parts
Answer» CREMOCARP lomentum gegma CARCERULUS ANSWER :B

Discussion

4092.	Question : These parasites cannot survive without host :
Answer» FACULTATIVE OBLIGATE BROOD Hyperparasites ANSWER :B

Discussion

4093.	Question : These organisms use inorganic molecules for their energy and CO_(2) as the source of carbon
Answer» Chemo-heterotrophs Photo-heterotrophs Photo-autotrophs Chemo-autotrophs ANSWER :D

Discussion

4094.	Question : These molecules have the ability to direct their duplications
Answer» DNA and RNA DNA and Proteins RNA and proteins DNA, RNA and proteins Answer :A

Discussion

4095.	Question : These explain the evolution of Mammalia from Reptilia
Answer» SEYMOURIA Prototherians metatherians Eutherians ANSWER :B

Discussion

4096.	Question : These cranial bone are unpaired :-
Answer» FRONTAL, Temporal Frontal, occipital Frontal, parietal Temporal, parietal Answer :B

Discussion

4097.	Question : These belong to the category of primary consumers :
Answer» Eagle and SNAKE INSECTS and cattle Snake and FROG Water insects Answer :B

Discussion

4098.	Question : These are projected inside from the poly nucleotide backbone
Answer» NITROGENOUS bases Sugars Phosphates All these Answer :A

Discussion

4099.	Question : Theory of special creation was given by
Answer» Cuvier Redi Father Suarez Arrhenius Answer :C

Discussion

4100.	Question : Thermoregulation is energetically expensive for many organisms particularly
Answer» SMALL ANIMALS Shrews Humming BIRDS All of the above ANSWER :D

Discussion

Explore topic-wise InterviewSolutions in .

Question : This method of finding a gene is used when researchers know very little about the gene they are trying to find. This process results in a complete gene library: a collection of copies of DNA fragments that represent the entire genome of an organism.

Question : This one becomes neuro-hypophysis

Question : This is used to establish, paternity or maternity with higher degree of certainty

Question : This is the most severe check on the rate of reproduction

Question : This is the most abundant enzyme in the mesophyll

Question : This is not GMO

Question : This is an index of free energy content of water

Question : This is a type of adaptive radiation seen in one part of the world. a. Identify the type of adaptive radiation. Where. is it seen? b. Give the difference between convergent evolution and divergent evolution.

Question : This is a graphical presentation of hormones during a menstrual cycle find out A, B , C, D respectively :-

Question : this is a method of birth control

Question : This is a graphical presentation of hormones during a menstrual cycle find out A, B, C, D:-

Question : This figure shows the restriction site of Eco RI. This restriction enzyme recognition site is palindromic and have specified base base pairs. This means that the recognition siteshave 5^("|")…….G^(darr)"AATT C"……… 3^("|") 3^("|")……."CTTAA"_(uarr)G.........5^("|")

Question : This diagram indicates

Question : This field of genomics deals with the comprehensive analysis of functions of genes and non-gene sequences is

Question : Third ventricle occurs in:

Question : Third generation vaccines are:

Question : Third kingdom included in three kingdom classification was-

Question : Third generation pestocodes are:

Question : Thin walled rounded cells in the endodermis are called as

Question : Thick walled spores are formed in unfavourable conditions in :

Question : Thickness of ozone is measured in terms of _________units.

Question : Thick -walled highly resistant asexual spores formedby Rhizopus , are

Question : Thick-Walled cells of pericycle as found in Linum (flax) and Connabis (hemp) are fibrous and are disignated as

Question : Thick cuticle reduces this transpiration

Question : Thick wall of the fruit is known as _____

Question : Thin myofilaments are made up of

Question : Thick layer of fat under the skin in aquatic 5 mammals of polar sea

Question : thick cuticle occurs on the leaves of plants belonging to

Question : They were first true man.

Question : Thiamine(B_1) deficiency leads to:

Question : They attempts for food production from plants and domenstication of animals.

Question : They lived about 30 million years ago.

Question :They key criteria for establishing a ' hot spot ' is / are

Question : They copper ions of IUDs

Question : They are third level IUDS.

Question : They are connecting link between Australopithecus and Homo sapiens.

Question : They are dominant plants of the cold desert

Question : They are developed by CDRI in india.

Question : They ancestor of dryopithecus.

Question : These plantles which are genetically identical to each other are called …....

Question : These fruits are bistural constricted in between the seeds considered to be the modification of legumes and are independent or break up into single seeded parts

Question : These parasites cannot survive without host :

Question : These organisms use inorganic molecules for their energy and CO_(2) as the source of carbon

Question : These molecules have the ability to direct their duplications

Question : These explain the evolution of Mammalia from Reptilia

Question : These cranial bone are unpaired :-

Question : These belong to the category of primary consumers :

Question : These are projected inside from the poly nucleotide backbone

Question : Theory of special creation was given by

Question : Thermoregulation is energetically expensive for many organisms particularly