24277 + Interview Questions in Biology in Class 12 Page 28 InterviewSolution

1351.	Question : What is the·central cavity of the coelenterata called?
Answer» ANSWER :COELENTERON or Gastrovascularcavity,

Discussion

1352.	Question : What is the zoological term of R.B.C.?
Answer» ANSWER :ERYTHROCYTE

Discussion

1353.	Question : What is the zoological name of man?
Answer» ANSWER :HOMO SAPIENS

Discussion

1354.	Question : What is the zoological name of our national bird?
Answer» ANSWER :PAVO cristatus,

Discussion

1355.	Question : What is the volume of glomerular filterate per day in a man?
Answer» ANSWER :170 to 180 LITRES

Discussion

1356.	Question : What is the work of Ahmed Khan to reduce plastic waste?
Answer» Solution :He developed POLY blend, (a FINE POWDER of recycled modified plastic). This mixture is mixed with the bitumen that is used to lay roads. It ENHANCED the bitumen.s water repellant properties and HELPED to increase road life. He collected all plastic waste by offering Rs. 6 Per kg.

Discussion

1357.	Question : What is the use of tissue plasminogen activator?
Answer» SOLUTION :Tissue plasminogen ACTIVATOR is used to PREVENT or reverse BLOOD CLOT.

Discussion

1358.	Question : What is the use of Southern blotting technique?
Answer» SOLUTION : ISOLATION of DNA

Discussion

1359.	Question : What is the use of colchicine?
Answer» SOLUTION :For DOUBLING CHROMOSOMAL NUMBER

Discussion

1360.	Question : What is the use of Brewers Yeast?(A) Production of ethanol from the extract of cereals and fruits(B) Production of Methane(C) Production of Biogas(D) Production of Antibiotic
Answer» PRODUCTION of ETHANOL from the EXTRACT of CEREALS and FRUITS Production of Methane Production of Biogas Production of Antibiotic Solution :Production of ethanol from the extract of cereals and fruits

Discussion

1361.	Question : What is the use of PCR
Answer» Solution :PCR is a tec1mique of synthesising multiple copies of a DESIRED GENE (DNA) ILL vitro.

Discussion

1362.	Question : The unit for measuring ozone thickness
Answer» SOLUTION :DOBSON UNIT

Discussion

1363.	Question : What is the unit of measurement for productivity?
Answer» Solution :It is expressed in terms of `G^(-2)yr^(-1)` or `("KCAL m"^(-2))yr^(-1)` to compare the productivity of different ECOSYSTEMS.

Discussion

1364.	Question : What is the use of alkaline phosphatase?
Answer» Solution : To remove phosphate GROUPS from 5. END of DNA molecule 5. The restriction enzymes that remove NUCLEOTIDES from the ends of DNA

Discussion

1365.	Question : What is the unit of classification?
Answer» ANSWER :SPECIES

Discussion

1366.	Question : What is the unit for measuring primary production?
Answer» SOLUTION :It is expressed in terms of WEIGHT `(G^(-2))` or energy (KCAL `m^(-2)`).

Discussion

1367.	Question : What is the uniqueness of Taq polymerase?
Answer» Solution :TAQ POLYMERASE is a thermo stable DNA, which REMAIN active during the HIGH temperature.

Discussion

1368.	Question : What is the ultimate source of energy for the ecosystems?
Answer» Solution :Sunlight can be considered as a LAST source of energy for ECOSYSTEM. Hydrothermal ecosystem is LOCATED in depth of bottom of SEA.

Discussion

1369.	Question : What is the type of pollination observed in viola and oxalis showing cleistogamy?(A) Self -Pollination (Autogamy)(B) Hydrophily(C) Zoophily(D) Geitonogamy
Answer» SELF -POLLINATION (AUTOGAMY) Hydrophily Zoophily Geitonogamy Answer :A

Discussion

1370.	Question : What is true about the isolated small tribal populations?
Answer» Therre is a decline in population as boys marry girls only from their own tribe Herediatary DISEASES like colour blindness do not spread in the isolated population Wrestlers who develop strong BODH muscles intheir life time pass this character on to their progeny There is no change in population size as they hav a LARGE gene pool Answer :B

Discussion

1371.	Question : What is the total number of polar bodies formed during oogenesis in the ovary?
Answer» 4 3 1 2 Answer :C

Discussion

1372.	Question : What is the total number of bones in the human adult ?
Answer» ANSWER :206

Discussion

1373.	Question : What is the time taken for one cardiac cycle of normal human being ?
Answer» 0.1 second 0.3 second 0.4 second 0.8 second Answer :C

Discussion

1374.	Question : What is the terminal duct formed by the joining of collecting tubules of kidney called?
Answer» ANSWER :DUCT of BELLINI

Discussion

1375.	Question : What is the therapy called when irradiation is done to treat cancer ?
Answer» ANSWER :RADIOTHERAPY

Discussion

1376.	Question : What is the term used for plant bearing both male and female flowers?
Answer» ANSWER :BISEXUAL;

Discussion

1377.	Question : What is the term used for inability conceive?
Answer» ANSWER :INFERTILITY

Discussion

1378.	Question : What is the term for the proteins released by the cells making them less susceptible to viral attack?
Answer» SOLUTION :INTERFERONS

Discussion

1379.	Question : What is the term applied for the circulation ofblood in the beat muscles?
Answer» ANSWER :CORONARY CIRCULATION

Discussion

1380.	Question : What is the tendency of two or more genes of the same chromosome to remain together in the process of inheritance called ?
Answer» ANSWER :LINKAGE

Discussion

1381.	Question : What is the synonym for Bright's disease?
Answer» SOLUTION :The SYNONYM of BRIGHT's DISEASE is NEPHRITIS.

Discussion

1382.	Question : What is the synonymous word for transposons ?
Answer» JUMPING genes Flying genes Sticky genes Plasmids Answer :A

Discussion

1383.	Question : What is the synonym for Bowman's capsule?
Answer» ANSWER :GLOMERULAR CAPSULE

Discussion

1384.	Question : What is the study of blood vessels called ?
Answer» HEMATOLOGY VESSEL STUDY Angiology Arteriology Answer :C

Discussion

1385.	Question : What is the study of muscle known as ?
Answer» ANSWER :Myology/Sarcology

Discussion

1386.	Question : What is the structure that occupies the position of foramen ovale at birth?
Answer» ANSWER :foesa OVALIS

Discussion

1387.	Question : What is the structure through which protozoan, sponges and coelenterata respire ?
Answer» ANSWER :PLASMA MEMBRANE

Discussion

1388.	Question : What is the stacks of piles of RBCs called ?
Answer» ANSWER :ROULEAUX FORMATION

Discussion

1389.	Question : What is the structure of glucose ?
Answer» `C_(3)H_(8)O_(3)` `C_(6)H_(12)O_(6)` `C_(55)H_(70)O_(6)` `C_(6)H_(10)O_(6)` Answer :C

Discussion

1390.	Question : What is the specific name for first milk during early lactation and what is its function in newborn human baby?
Answer» SOLUTION :Colostrum is the FIRST milk which is THICK and yellowish. It is rich in IGA and antibodies. The latter give passive immunity to the BABY against most of diseases.

Discussion

1391.	Question : What is the special structural feature of the epithelial cells that line the fallopian tube?
Answer» SOLUTION :These are CILIATED EPITHELIAL CELLS.

Discussion

1392.	Question : What is the space within the mammalian kidney called?
Answer» ANSWER :PELVIS /RENAL sinus/Renal ARTERIOLE

Discussion

1393.	Question : What is the space between lips and teeth termed as?
Answer» ANSWER :VESTIBULE

Discussion

1394.	Question :What is the source organism for EcoRI, restriction endonuclease ?
Answer» SOLUTION :ESCHERICHIA coli RY 13. It is a BACTERIA.

Discussion

1395.	Question : What is the source of morphine?
Answer» SOLUTION :OPIUM of POPPY PLANT

Discussion

1396.	Question : What is the source of LSD? What harms does it cause?
Answer» Solution :ERGOT FUNGUS: Claviceps purpurea, It damages CNS, CAUSES chromosomal and FOETAL abnormalities.

Discussion

1397.	Question : What is the source of explant in meristem culture? Mention one function of cytokinins used in meristem culture medium.
Answer» Solution :It helps in the FUSION of PROTOPLASTS from different varieties of plant SPEICES

Discussion

1398.	Question : What is the source of energy that flows through the living world?
Answer» Sun Green plants photosynthesis Chemical bonds Answer :A

Discussion

1399.	Question : What is the source of EcoRI ?
Answer» E COLI R I E. coli RI 13 E.coli RY 13 E.coli RX 13 SOLUTION :E.coli RY 13

Discussion

1400.	Question : What is the source of cocaine?
Answer» SOLUTION :Alkaloid extracted from the young LEAVES and TWIGS of ERYTHROXYLUM coca

Discussion

Explore topic-wise InterviewSolutions in .

Question : What is the·central cavity of the coelenterata called?

Question : What is the zoological term of R.B.C.?

Question : What is the zoological name of man?

Question : What is the zoological name of our national bird?

Question : What is the volume of glomerular filterate per day in a man?

Question : What is the work of Ahmed Khan to reduce plastic waste?

Question : What is the use of tissue plasminogen activator?

Question : What is the use of Southern blotting technique?

Question : What is the use of colchicine?

Question : What is the use of Brewers Yeast?(A) Production of ethanol from the extract of cereals and fruits(B) Production of Methane(C) Production of Biogas(D) Production of Antibiotic

Question : What is the use of PCR

Question : The unit for measuring ozone thickness

Question : What is the unit of measurement for productivity?

Question : What is the use of alkaline phosphatase?

Question : What is the unit of classification?

Question : What is the unit for measuring primary production?

Question : What is the uniqueness of Taq polymerase?

Question : What is the ultimate source of energy for the ecosystems?

Question : What is the type of pollination observed in viola and oxalis showing cleistogamy?(A) Self -Pollination (Autogamy)(B) Hydrophily(C) Zoophily(D) Geitonogamy

Question : What is true about the isolated small tribal populations?

Question : What is the total number of polar bodies formed during oogenesis in the ovary?

Question : What is the total number of bones in the human adult ?

Question : What is the time taken for one cardiac cycle of normal human being ?

Question : What is the terminal duct formed by the joining of collecting tubules of kidney called?

Question : What is the therapy called when irradiation is done to treat cancer ?

Question : What is the term used for plant bearing both male and female flowers?

Question : What is the term used for inability conceive?

Question : What is the term for the proteins released by the cells making them less susceptible to viral attack?

Question : What is the term applied for the circulation ofblood in the beat muscles?

Question : What is the tendency of two or more genes of the same chromosome to remain together in the process of inheritance called ?

Question : What is the synonym for Bright's disease?

Question : What is the synonymous word for transposons ?

Question : What is the synonym for Bowman's capsule?

Question : What is the study of blood vessels called ?

Question : What is the study of muscle known as ?

Question : What is the structure that occupies the position of foramen ovale at birth?

Question : What is the structure through which protozoan, sponges and coelenterata respire ?

Question : What is the stacks of piles of RBCs called ?

Question : What is the structure of glucose ?

Question : What is the specific name for first milk during early lactation and what is its function in newborn human baby?

Question : What is the special structural feature of the epithelial cells that line the fallopian tube?

Question : What is the space within the mammalian kidney called?

Question : What is the space between lips and teeth termed as?

Question :What is the source organism for EcoRI, restriction endonuclease ?

Question : What is the source of morphine?

Question : What is the source of LSD? What harms does it cause?

Question : What is the source of explant in meristem culture? Mention one function of cytokinins used in meristem culture medium.

Question : What is the source of energy that flows through the living world?

Question : What is the source of EcoRI ?

Question : What is the source of cocaine?