22339 + Interview Questions in Biology in Class 11

1.	Question : The peripheral proteins found in fluid mosaic model of membrane are
Answer» SUPERFICIALLY attached embedded in LIPID layer seen PROJECTING BEYOND lipid layers seen FLOATING in and out of the membrane Answer :A

Discussion

2.	Question : The period which witnessed decline of mammals and beginning of human social life
Answer» Triassiac Quaternary Tertiary Devonian Answer :B

Discussion

3.	Question : The period in mitosis in which daughter chromosomes separate from each other and get to opposite poles is known as:
Answer» INTERPHASE anaphase metaphase prophase Answer :B

Discussion

4.	Question : The period between two successive cell divisions is called ………..
Answer» Duplication Growth PHASE Cell CYCLE INTERPHASE Answer :D

Discussion

5.	Question : The percentage of water in the total cellular mass is ____
Answer» 0.5 0.6 0.7 0.8 Solution :0.7

Discussion

6.	Question : The pelvie girdle is a heavy, strong girdle. How does its structure reflect its function?
Answer» Solution :The PELVIC girdle is a heavy structure specialized for weight bearing. This feature enables it to connect the trunk and the LEGS, support and BALANCE the trunk, and contain and supports the intestine , the urinary bladder , and the internal sex ORGANS .

Discussion

7.	Question : The pathway of the movement of waterthrough cell wall only is called:
Answer» SYMPLAST PATHWAY plasmodesmata pathway apoplast pathway vacuolar pathway

Discussion

8.	Question : Pathway of electron during phosphorescence is S_2 rarr S_1 rarr _______ rarr S_0
Answer» `S_(2) rarr S_(1) rarr T_(1) rarr S_(0)` `S_(2) rarr T_(1) rarr S_(0)` `S_(1) rarr S_(0) rarr S_(2) rarr T_(1) rarr S_(i) rarr S_(6)` `T_(1) rarr S_(0) rarr S_(2) rarr S_(i)` Solution :`S_(2) rarr S_(1) rarr T_(1) rarr S_(0)`

Discussion

9.	Question : The path way of passage of spermatozoa of cockroach is A) Testes ""B) Ejaculatory ductC) Vas deferens"" D) Seminal vesicles E) Male genital aperture
Answer» A-C-D-B-E B-A-C-D-E A-B-C-D- E E-C-B-D-A Answer :A

Discussion

10.	Question : The path of reflex arc is shown in the given figure.Identify the different labellings A,B,C,D,E,F and select the correct option.
Answer» `{:(A,B,C,D,E,F),("STIMULUS","Effector","Sensory nerve","MOTOR nerve","RECEPTOR","RESPONSE"):}` `{:(A,B,C,D,E,F),("Stimulus","Receptor","Sensory nerve","Motor nerve","Effector","Response"):}` `{:(A,B,C,D,E,F),("Stimulus","Effector","Motor nerve","Sensory nerve","Receptor","Response"):}` `{:(A,B,C,D,E,F),("Stimulus","Receptor","Motor nerve","Sensory nerve","Effector","Response"):}` SOLUTION :NA

Discussion

11.	Question : The passage of water and its soluble compounds out of arteolar end is due to
Answer» collaidal OSMOTIC pressure osmotic pressure hydrostatic pressure all the above ANSWER :C

Discussion

12.	Question : The passage of ova in female frog is
Answer» ovaries - oviducts - OVISAC - CLOACA - coelom ovisacs - OSTIA - coelom - oviducts - oviaries - cloaca ovaries - coelom - ostia - oviducts - ovisac - cloaca ovaries - coelom - ovisac - cloaca - OVIDUCT Answer :C

Discussion

13.	Question : The parts removed by herbivorous animals are regenerated by
Answer» Apical MERISTEMS Lateral meristems INTERCALARY meristems All Answer :C

Discussion

14.	Question : The parts of myelinated axons lacking myelin sheath are
Answer» internode teloderndria NODE of RANVIER all the above ANSWER :C

Discussion

15.	Question : The part of the ommatidium that corresponds to hexagonal facet is
Answer» corneagean cells REFRACTIVE region dioptrical region RECEPTOR region ANSWER :B

Discussion

16.	Question : The part of the embryo between the cotyledons and the embryonic root (radicle) is called :
Answer» HYPOCOTYL epicotyl PLUMULE COLEORHIZA SOLUTION :hypocotyl

Discussion

17.	Question : The part of the embryo above the cotyledons is called ………
Answer» SOLUTION :EPICOTYL

Discussion

18.	Question : The part of the ear where sound is transduced is
Answer» tympanic membrane ear ossicles semicircular CANALS cochlea Solution :Cochlea is the MAIN hearing organ.The transformation of the vibration into NERVE impulse for RELAY to the BRAIN takes place here.

Discussion

19.	Question : The part of the brain of frog that controls the voluntary actions is
Answer» Cerebellum Cerebral HEMISPHERES MEDULLA oblongata OPTIC LOBES Answer :B

Discussion

20.	Question : The part of the alimentary canal that starts from middle segment of clitellum and extends upto the last segment is
Answer» STOMACH GIZZARD INTESTINE rectum Answer :C

Discussion

21.	Question : The part of internal ear responsible for hearing is ........
Answer» COCHLEA SEMICIRCULAR canal Utriculus SACCULUS SOLUTION :Cochlea of, INTERNAL ear is responsible for hearing.

Discussion

22.	Question : The part of internal ear responsible for hear- ing is
Answer» cochlea SEMICIRCULAR canal utriculus sacculus Solution :Internal ear is a delicate , irregular organ CALLED membranous labyrinth.Membranous labrinth consists of 3 PARTS : vestibule, semicircular canals and cochlear duct.Cochlea is the main hearing organ.

Discussion

23.	Question : The part of hind brain that is responsible for hand eye coordination is
Answer» cerebellum pons varolii medulla oblongata thalamus Solution :NA

Discussion

24.	Question : The part of chromosome at primary constriction area is called
Answer» KINETOCHORE Centromere Chromatin NUCLEUS ANSWER :B

Discussion

25.	Question : The part of a plant that arises from radicle is
Answer» STEM ROOT BUD FLOWER SOLUTION :root

Discussion

26.	Question : The parenchymatous cells found in lenticel are
Answer» Epithem PHELLODERM COMPLEMENTARY cells Cork tissue Answer :C

Discussion

27.	Question : The parathyroid gland ......
Answer» descreases BLOOD `CA^(2+)` level increases blood `Ca^(2+)` level promotes COLLAGEN SYNTHESIS by osteoblasts all of the given Solution :increases blood `Ca^(2+)` level

Discussion

28.	Question : The paring of homologous chromosomes on meiosis is known as
Answer» DISJUNCTION Synergids Bivalent Synapsis Answer :d

Discussion

29.	Question : The oxygen dissociation curve is
Answer» parabola slope SIGMOID stright line. Solution :OXYGEN DISSOCIATION CURVE is sigmoid curve i.e. S-shaped.

Discussion

30.	Question : The oxidative fibres are called as ....... fibres.
Answer» SOLUTION :RED MUSCLE

Discussion

31.	Question : The ovules of Pinus are present on
Answer» UPPER SURFACE of ovuliferous scale Lower surface of ovuliferous scale BRACT scale Ovuliferous as WELL as bract scales Answer :A

Discussion

32.	Question : The ovules develop into the_________and the ovary develops into the__________
Answer» SOLUTION :SEEDS, FRUIT

Discussion

33.	Question : The ovule of an angiosperm is technically equivalent to
Answer» MEGASPORANGIUM MEGASPOROPHYLL MEGASPORE MOTHER cell megaspore ANSWER :A

Discussion

34.	Question : The ovule is comparable to :
Answer» MEGASPORANGIUM MICROSPORANGIUM MEGASPOROPHYLL MICROSPOROPHYLL SOLUTION :megasporangium

Discussion

35.	Question : The ovule bearing structure in the megasporophyll of Pinus is called .........................
Answer» SOLUTION :ovuliferous SCALE

Discussion

36.	Question : The oviducts of female frog are
Answer» Wolffian DUCTS URINOGENITAL ducts Mullerian ducts NONE of the above ANSWER :C

Discussion

37.	Question : The ovaries lie in the lateral sides of___to___ abdominal' segments
Answer» `4-6^(TH)` `2-6^(th)` `3-6^(th)` `4-5^(th)` ANSWER :B

Discussion

38.	Question : The outermost sheath of connective tissue that surrounds a skeletal muscle is
Answer» ANSWER :D

Discussion

39.	Question : The outermost layer of the primary plant body is made up of
Answer» COLLENCHYMA Sclerenchyma Parenchyma Aerenchyma Answer :C

Discussion

40.	Question : The outer, middle and inner layers of spermatophore are secreted respectively by
Answer» CONGLOBATE, phallomere and uticuli breviores PHALLIC gland, ejacularory DUCT and utriculi MAJORS utriculi breviores, conglobate and phallomere none of the above Answer :B

Discussion

41.	Question : The outer covering of which organism is used as abrasive for metal polishing?
Answer» DINOFLAGELLATES Radiolarinas Sponge Diatoms ANSWER :D

Discussion

42.	Question : The outer covering of cartilage is called..................
Answer» PHYSIOLOGY ECOLOGY . Histology Perichondrium Answer :D

Discussion

43.	Question :The taxonomic unit "Phylum in the classification of animals is equivalent to which hierarchial level in classification of plants. (A) Class (B) Order (C) Division (D) Family
Answer» CLASS Order Division Family Solution :Phylum/Division is a taxonomic CATEGORY higher than that of Class and lower than that of Kingdom. The term Phylum is used for animals while the term Division is used for plants. A Division or Phylum is FORMED of ONE or more classes. The Phylum Chordata of animals contains various classes such as Aves, Reptilia, Amphibia, Cyclostomata, Chondrichthyes, Osteichthyes, Mammalia, ETC. The Division Angiospermae of plants consists of two classes Dicotyledoneae and Monocotyledoneae.

Discussion

44.	Question : The osmotic expansion of a cell kept in water is chiefly regulated by
Answer» MITOCHONDRIA VACUOLES Plastids Ribosomes ANSWER :B

Discussion

45.	Question :The osmotic pressure of pure water is:
Answer» 0 0.1 1 10 Answer :A

Discussion

46.	Question : The organisms which cause diseases in plants and animals are called
Answer» PATHOGENS VECTORS Insects Worms ANSWER :A

Discussion

47.	Question : The organisms that thrive upon the remains of dead plants and animals are categorised as
Answer» Carnivores Omnivores Scavengers Predators Answer :C

Discussion

48.	Question : The organisms are given scientific names so that
Answer» the family to which it BELONGS can be traced another BIOLOGIST does not give the same NAME species is RECOGNISED by the same name by all taxonomists diversity of organisms could be increased Answer :c

Discussion

49.	Question : The organism necessary for conversion of ammonia to nitrite is ...........................
Answer» SOLUTION :Nitrosomnas BACTERIA

Discussion

50.	Question : The organism causing trichomoniasis is
Answer» TRICHOMONAS vaginalis PSEUDOMONAS putida Trichonympha Treponema pallidum Answer :A

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question : The peripheral proteins found in fluid mosaic model of membrane are

Question : The period which witnessed decline of mammals and beginning of human social life

Question : The period in mitosis in which daughter chromosomes separate from each other and get to opposite poles is known as:

Question : The period between two successive cell divisions is called ………..

Question : The percentage of water in the total cellular mass is ____

Question : The pelvie girdle is a heavy, strong girdle. How does its structure reflect its function?

Question : The pathway of the movement of waterthrough cell wall only is called:

Question : Pathway of electron during phosphorescence is S_2 rarr S_1 rarr _______ rarr S_0

Question : The path way of passage of spermatozoa of cockroach is A) Testes ""B) Ejaculatory ductC) Vas deferens"" D) Seminal vesicles E) Male genital aperture

Question : The path of reflex arc is shown in the given figure.Identify the different labellings A,B,C,D,E,F and select the correct option.

Question : The passage of water and its soluble compounds out of arteolar end is due to

Question : The passage of ova in female frog is

Question : The parts removed by herbivorous animals are regenerated by

Question : The parts of myelinated axons lacking myelin sheath are

Question : The part of the ommatidium that corresponds to hexagonal facet is

Question : The part of the embryo between the cotyledons and the embryonic root (radicle) is called :

Question : The part of the embryo above the cotyledons is called ………

Question : The part of the ear where sound is transduced is

Question : The part of the brain of frog that controls the voluntary actions is

Question : The part of the alimentary canal that starts from middle segment of clitellum and extends upto the last segment is

Question : The part of internal ear responsible for hearing is ........

Question : The part of internal ear responsible for hear- ing is

Question : The part of hind brain that is responsible for hand eye coordination is

Question : The part of chromosome at primary constriction area is called

Question : The part of a plant that arises from radicle is

Question : The parenchymatous cells found in lenticel are

Question : The parathyroid gland ......

Question : The paring of homologous chromosomes on meiosis is known as

Question : The oxygen dissociation curve is

Question : The oxidative fibres are called as ....... fibres.

Question : The ovules of Pinus are present on

Question : The ovules develop into the_________and the ovary develops into the__________

Question : The ovule of an angiosperm is technically equivalent to

Question : The ovule is comparable to :

Question : The ovule bearing structure in the megasporophyll of Pinus is called .........................

Question : The oviducts of female frog are

Question : The ovaries lie in the lateral sides of___to___ abdominal' segments

Question : The outermost sheath of connective tissue that surrounds a skeletal muscle is

Question : The outermost layer of the primary plant body is made up of

Question : The outer, middle and inner layers of spermatophore are secreted respectively by

Question : The outer covering of which organism is used as abrasive for metal polishing?

Question : The outer covering of cartilage is called..................

Question :The taxonomic unit "Phylum in the classification of animals is equivalent to which hierarchial level in classification of plants. (A) Class (B) Order (C) Division (D) Family

Question : The osmotic expansion of a cell kept in water is chiefly regulated by

Question :The osmotic pressure of pure water is:

Question : The organisms which cause diseases in plants and animals are called

Question : The organisms that thrive upon the remains of dead plants and animals are categorised as

Question : The organisms are given scientific names so that

Question : The organism necessary for conversion of ammonia to nitrite is ...........................

Question : The organism causing trichomoniasis is

Question : The ovules develop into the_and the ovary develops into the__

Question : The ovaries lie in the lateral sides of_to_ abdominal' segments