22339 + Interview Questions in Biology in Class 11 Page 240 InterviewSolution

11951.	Question : Sessile zooid of coelenterates is
Answer» MEDUSA polyp gonophore pneumatophere Answer :B

Discussion

11952.	Question :Sessile and unisexual flowers are arranged in acropetal succession in
Answer» SPADIX and catkin verticillaster Hypanthodium CYATHIUM ANSWER :A

Discussion

11953.	Question : Serum is plasma with/without clotting factors.
Answer» ANSWER :WITHOUT

Discussion

11954.	Question : Serum Calcium level is regulated by ................... .
Answer» Thyroxine FSH Pancreas ASSERTION is TRUE, but REASON is false Thyroid and Parathyroid Answer :D

Discussion

11955.	Question : Serum is
Answer» BLOOD without corpuscles Bloodwithoutfibrinogen Bloodwithoutfibrinogen & corpuscles Otherwisecalled as PLASMA Answer :C

Discussion

11956.	Question : Serum differs from blood in
Answer» LACKING clotting factors lacking antibodies lacking GLOBULINS lacking ALBUMIN Answer :A

Discussion

11957.	Question : Serum calcium level is regulated by
Answer» THYROXINE FSH PancreasAssertion is TRUE, but REASON is false. Thyroid and PARATHYROID SOLUTION :Thyroxine

Discussion

11958.	Question : Serum :
Answer» SOLUTION :The component of BLOOD except NECESSARY SUBSTANCE for COAGULATION of blood.

Discussion

11959.	Question : Sertoli cells are regulated by the pituitary hormone known as
Answer» LH FSH GH PROLACTIN. SOLUTION :Sertoli cells are regulated by FSH SECRETED by the anterior PITUITARY.

Discussion

11960.	Question : Sertoli cells are regulated by pituitary hormone known as
Answer» FSH GH prolactin LH

Discussion

11961.	Question : Serial repetition of body organs in segments called
Answer» metagenesis metamorphosis metamerism mctastasis Answer :C

Discussion

11962.	Question : Sequences of which of the following is used to know the phylogeny rRNA ?
Answer» mRNA RRNA tRNA Hn RNA Solution :rRNA

Discussion

11963.	Question : SER differ with RER in lack of
Answer» Polysomes Ribosomes Nucleus Centrioles ANSWER :B

Discussion

11964.	Question : Sequences of which of the following is used to know the phylogeny
Answer» mRNA RRNA tRNA Hn RNA Solution :rRNA

Discussion

11965.	Question : Sequence of which of the following is used to known the phylogeny?
Answer» mt-DNA r-RNA t-RNA DNA ANSWER :A

Discussion

11966.	Question : Sequencely mention the types of lytic cycle.
Answer» SOLUTION :Adsoption, PENETRATION, SYNTHESIS, ASSEMBLY, maturation and relases.

Discussion

11967.	Question : Sequence of passage of undigested waste from large intestine to exterior is
Answer» RECTUM-ANUS-cloacal aperture - cloacal sac - exterior Rectum - anus - cloacal sac - cloacal aperture - exterior Cloacal sac - rectum - anus - cloacal aperture - exterior Rectum - cloacal sac - cloacal aperture - anus - exterior ANSWER :B

Discussion

11968.	Question : Septal glands are present in the gynoeciums of .......
Answer» SOLANACEAE LILIACEAE FABACEAE Apocyanaeae SOLUTION :Liliaceae

Discussion

11969.	Question : Separate, appropriate for analysis of Ca and Mg. Statement X : Water is evaporated from living organs. Statement Y : O_(2) is removed from dry parts. Statement Z : Various inorganic elements are present in the ash.
Answer» X, Y TRUE, Z WRONG X, Z true, Y wrong X, Z wrong, Y true X, Y wrong, Z true Answer :B

Discussion

11970.	Question : Sensory neurons and motor neurons are inter connected in CNS by
Answer» myelinated neuron non myelinated neuron interneuron all Answer :C

Discussion

11971.	Question : Sense of smell is perceived by
Answer» pituitary hypothalamus olfactory lobes cerebrum

Discussion

11972.	Question : Senscence as an active developmental cellular process in the growth and functioning of a flowering plant is indicated in
Answer» ANNUAL plants Floral plants Vessels and TRACHEID DIFFERENTIATION Leaf abscission Answer :A::B::C

Discussion

11973.	Question : Sensation of stomach pain is due to
Answer» interoceptors exteroceptors proprioceptors chemotactors Answer :A

Discussion

11974.	Question : Senescence is inhibited by (a) ethylene(b) gibberellic acid(c) abscisic acid(d) cytokinin
Answer» ethylene gibberellic acid abscisic acid cytokinin

Discussion

11975.	Question : Senescence in leaves can be delayed by applying on them
Answer» INDOLE ACETIC acid GA kinetin ethylene

Discussion

11976.	Question : Senescence -Define.
Answer» Solution : OLD age is called senescence in plants. Senescence refers to all collective, progressive and deteriorative processes which ULTIMATELY LEAD to COMPLETE loss of organization and function.

Discussion

11977.	Question : Seminal plasma in human males is rich in
Answer» FRUCTOSE and CALCIUM Glucose and calcium 2 DNA and TESTOSTERONE Ribose and potassium Answer :A

Discussion

11978.	Question : Semilunar valve is present in
Answer» arteries veins right AURICLE LEFT ventricle Solution :Arteries. Semilunar VALVES are PRESENT in the arteries- Pulmonary Artery and aorta.

Discussion

11979.	Question : Semicircular canal lies in single/different plane at right angles to each other.
Answer» SOLUTION :DIFFERENT

Discussion

11980.	Question : Semi lunar valve :
Answer» Solution :Between right ventricle and PULMONARY ARTERY and between left ventricle and aortic arch. It prevents back FLOW of BLOOD in right or left ventricle respectively.

Discussion

11981.	Question : Selelct the incorrect mathc regarding mitotic cell division. {:((i)"Prophase",-,"Chromosomes begin to uncoil"),((ii)"Metaphase",-,"Chromatids move aprt"),((iii)"Telophase",-,"The nuclear membrane reappears"),((iv)"Late",-,"Each chromosome consists of two"),((v)"Interphase",-,"Chromosomes are not distinct"):}
Answer» ii and iv only i and iii only ii,iv and v only i and v only Solution :Chromatids move apart in ANAPHASE stage of cell DIVISON. In alte anaphase, splitting of CENTROMERE OCCURS so chromatids of a chromosome separate apart.

Discussion

11982.	Question : Selection the incorrect match from the following
Answer» MIMOSACEAE - kiker Malvaceae - hollyhock Fabaceae - alfalfa Caesalpiniaceae - catechu Answer :D

Discussion

11983.	Question : Selectively permeable and semipermeable membrane
Answer» Solution :The membrane which permits the passage of pure solvent molecules to pass through it and not the solute particles is CALLED SEMIPERMEABLE membrane. while the membrane which allows some substances to pass through it more readily than others is known as selectively permeable membrane. Moreover, a selectively permeable membrane requires CONSTANT energy for its maintenance, whereas a semipermeable membrane does not REQUIRE constant energy for its maintenance.

Discussion

11984.	Question : Select wrong statement from following
Answer» Both CHLOROPLAST and mitochondria have an INTERNAL compartment, the thylokoid space bounded by the thylokoid membrane Both chloroplast and mitochondria CONTAIN DNA The chloroplast are generally MUCH larger than mitochondria Both chloroplast and mitochondria contain an inner and an OUTER membrane. Answer :A

Discussion

11985.	Question : Select what is not true of intestinal villi among following
Answer» They posses microvilli They INCREASE the SURFACE area They are SUPPLIED with capillaries and the lacteal vessels They only participate in digestion of fats. Solution :They don.t TAKE PART in digestion of fats but helps in its absorption.

Discussion

11986.	Question : Select the wrong statements :
Answer» In Oomycetes, female gamete is smaller and motile, while MALE gamete is LARGER and non-motile Chlamydomonas exhibits both isogamy and ANISOGAMY and Fucus shows oogamy Isogametes are SIMILAR in structure, function and behaviour Anisogametes differ EITHER in structure, function or behaviour. Solution :In Oomycetes, male gamete is smaller and motile, while female gamete is larger and non-motile.

Discussion

11987.	Question : Select the wrong statement from the following :
Answer» Both chloroplasts and MITOCHONDRIA have an INTERNAL compartment, the thylakoid space BOUNDED by the thylakoid membrane. Both chloroplasts are GENERALLY much larger than mitochondria The chloroplasts are generally much larger than mitochondria Both chloroplasts and mitochondria contain an inner and an OUTER membrane Answer :A

Discussion

11988.	Question : Select the wrong statement from the following:
Answer» Formative phase of the cells RETAIN the CAPABILITY of cell DIVISION. In elongation phase development of central vacuole TAKES phace. In MATURATION phase thickening and differentiation takes place. In maturation phase , the cells grow further. Answer :d

Discussion

11989.	Question : Select the wrong statement
Answer» isogametes are similar in structure, function and BEHAVIOUR ANISOGAMETES differ either in structure, function or behaviour In Oomycetes female gamete is smaller and motile, while male gamete is LARGER and non-motile Chlamydomonas EXHIBITS both isogamy and anisogamy and Fucus SHOWS oogamy Solution :In Oomycetes female gamete is smaller and motile, while male gamete is larger and non-motile

Discussion

11990.	Question : Select the wrong statement :
Answer» Isogametes are similar in STRUCTURE, function and BEHAVIOR Anisogametes differ either in structure, function of behaviour In Oomycetes female gamete is smaller and motile, while MALE gamete is larger and non motile Chlamydomonas exhibits both isogamy and anisogamy and Fucus shows oogamy ANSWER :C

Discussion

11991.	Question :Select the wrong pair
Answer» Leprosy - HANSEN's DISEASE Plague - Black death Tetanus - LOCK jaw CEREBRAL malaria - Quartan malaria Answer :D

Discussion

11992.	Question : Select the wrong pair
Answer» Tuberculosis - KOCH disease Polio - INFANTILE paralysis VISCERAL LEISHMANIASIS - Kala azar Mild tertian malaria - Plasmodium vivax Answer :D

Discussion

11993.	Question : Select the wrong from the following:
Answer» Formative PHASE of the cells RETAIN the capability of cell division. In elongation phase DEVELOPMENT of CENTRAL vacuole takes place. In maturation phase thickening anddifferentiation takes place. In maturation phase, the cells grow further. Solution :Inmaturation phase, the cells grow further

Discussion

11994.	Question : Select the two statements out of the four (1-4) given below about lac operon a) Glucose (or) galactose may bind with the repressor and inactivate it b) In the absence of lactose, the repressor binds with the operator region c) The Z-gene codes for permease d) This was elucidate by Francois Jacob and Jacques Monod The correct statements are
Answer» B and C a and c b and d a and b Answer :C

Discussion

11995.	Question : Select the true statement
Answer» All APICAL meristems are lateral All lateral meristems are secondary All secondary meristems are lateral All INTERCALARY meristems are secondary Answer :C

Discussion

11996.	Question : Select the sac fungus :
Answer» Agencies Neurospora Mucor Albugo ANSWER :B

Discussion

11997.	Question : Select the right match of endocrine gland and their hormones among the options given below {:(A. " Pineal", (i) " Epinephrine"),(B. " Thyroid", (ii) " Melatonin"),(C." Ovary", (iii)" Estrogen"),(D. " Adrenal medulla", (iv) " Tetraiodothyronine"):}
Answer» iv,ii,III,i ii,iv,I,iii iv,ii,I,iii ii,iv,iii,i Answer :D

Discussion

11998.	Question : Select the right match of endocrine gland and their hormones among the optinons given below:
Answer» `(A - 4), (B - 2), (C - 1), (D - 3)` `(A - 2), (B - 4), (C - 1), (D - 3)` `(A - 3), (B - 2), (C - 1), (D - 4)` `(A - 2), (B - 4), (C - 3), (D - 1)` SOLUTION :`(A - 2), (B - 4), (C - 3), (D - 1)`

Discussion

11999.	Question : Select the right match of endocrine gland and their hormones among the options given below
Answer» `{:(A , B ,C,D) , (4,2,1,3):}` `{:(A , B ,C,D) , (2,4,1,3):}` `{:(A , B ,C,D) , (3,2,1,4):}` `{:(A , B ,C,D) , (2,4,3,1):}` Solution :Pineal gland secretes a hormone called melation .it is INVOLVED in REGULATING biological rhythm and sleep - wake CYCLE. Thyroid gland secretes a hormone called melationin .It primarily regulates metabolism of body. OVARY secretes estrogen which is involved ingrowth and STIMULATION of female secondary sex organs and also in the development of growing ovarian follicles . Adrenal medulla secretes epinephrine and norepinephrine in respone to stress or in any kind of emargency situtions .

Discussion

12000.	Question : Select the options that correctly identifies the parts labelled from A to F in the given fiture of nephron.
Answer» a) `{:(A,B,C,D,E,F),("Afferent arteriole","PCT","Henle's loop","DCT","COLLECTING DUCT","VASA recta"):}` b) `{:(A,B,C,D,E,F),("EFFERENT arteriole","PCT","Henle's loop","DCT","Collecting duct","Vasa recta"):}` c) `{:(A,B,C,D,E,F),("Afferent arteriole","Peritubular capillaries","Henle's loop","DCT","PCT","Collecting duct"):}` d) `{:(A,B,C,D,E,F),("Afferent arteriole","Henle's loop","Collecting duct","PCT","DCT","Peritubular capillaries"):}` Answer :C

Discussion

Explore topic-wise InterviewSolutions in .

Question : Sessile zooid of coelenterates is

Question :Sessile and unisexual flowers are arranged in acropetal succession in

Question : Serum is plasma with/without clotting factors.

Question : Serum Calcium level is regulated by ................... .

Question : Serum is

Question : Serum differs from blood in

Question : Serum calcium level is regulated by

Question : Serum :

Question : Sertoli cells are regulated by the pituitary hormone known as

Question : Sertoli cells are regulated by pituitary hormone known as

Question : Serial repetition of body organs in segments called

Question : Sequences of which of the following is used to know the phylogeny rRNA ?

Question : SER differ with RER in lack of

Question : Sequences of which of the following is used to know the phylogeny

Question : Sequence of which of the following is used to known the phylogeny?

Question : Sequencely mention the types of lytic cycle.

Question : Sequence of passage of undigested waste from large intestine to exterior is

Question : Septal glands are present in the gynoeciums of .......

Question : Separate, appropriate for analysis of Ca and Mg. Statement X : Water is evaporated from living organs. Statement Y : O_(2) is removed from dry parts. Statement Z : Various inorganic elements are present in the ash.

Question : Sensory neurons and motor neurons are inter connected in CNS by

Question : Sense of smell is perceived by

Question : Senscence as an active developmental cellular process in the growth and functioning of a flowering plant is indicated in

Question : Sensation of stomach pain is due to

Question : Senescence is inhibited by (a) ethylene(b) gibberellic acid(c) abscisic acid(d) cytokinin

Question : Senescence in leaves can be delayed by applying on them

Question : Senescence -Define.

Question : Seminal plasma in human males is rich in

Question : Semilunar valve is present in

Question : Semicircular canal lies in single/different plane at right angles to each other.

Question : Semi lunar valve :

Question : Selection the incorrect match from the following

Question : Selectively permeable and semipermeable membrane

Question : Select wrong statement from following

Question : Select what is not true of intestinal villi among following

Question : Select the wrong statements :

Question : Select the wrong statement from the following :

Question : Select the wrong statement from the following:

Question : Select the wrong statement

Question : Select the wrong statement :

Question :Select the wrong pair

Question : Select the wrong pair

Question : Select the wrong from the following:

Question : Select the true statement

Question : Select the sac fungus :

Question : Select the right match of endocrine gland and their hormones among the options given below {:(A. " Pineal", (i) " Epinephrine"),(B. " Thyroid", (ii) " Melatonin"),(C." Ovary", (iii)" Estrogen"),(D. " Adrenal medulla", (iv) " Tetraiodothyronine"):}

Question : Select the right match of endocrine gland and their hormones among the optinons given below:

Question : Select the right match of endocrine gland and their hormones among the options given below

Question : Select the options that correctly identifies the parts labelled from A to F in the given fiture of nephron.