22339 + Interview Questions in Biology in Class 11 Page 398 InterviewSolution

19851.	Question : Carl Linnaeus is famous for ……………
Answer» COINING the TERM 'systematics' introducing BINOMIAL NOMENCLATURE giving all natural system of classification all of these Answer :B

Discussion

19852.	Question :Caring and management of young chicks for 4-6 weeks immediately after hatching is called..............
Answer» SOLUTION : BROODING

Discussion

19853.	Question : Cardiac output of athelete is lower / higher than an ordinary man.
Answer» ANSWER :HIGHER

Discussion

19854.	Question : Cardiac output is determined by
Answer» HEART rate stroke volume blood flow Both (i) and (II) SOLUTION :Both (i) and (ii)

Discussion

19855.	Question : Define a cardiac cycle and the cardiac output.
Answer» HEART rate stroke volume blood flow Both (a) and (B) ANSWER :D

Discussion

19856.	Question : Cardiac outputin a healthy individual
Answer» 5 ml 500 ml 5L 50 L Answer :C

Discussion

19857.	Question : Cardiac muscles of vertebrates do not depend on nerve stimulus for contraction,because
Answer» a. it has special PATCH of NERVES B. auto-rhythamic pace maker c. both nerves and ganglia d. all the above ANSWER :B

Discussion

19858.	Question : Cardiac muscles are innervated by_______.
Answer» ANSWER :AUTONOMIC NERVOUS SYSTEM

Discussion

19859.	Question : Cardiac muscles are highly resistant to fatigue because
Answer» a. numerous sarcosomes, HIGH myoglobin and rich SUPPLY of blood vessels b. numerous sarcosomes, less myoglobin and low supply of blood vessels c. less sarcosomes, more sarcoplamic reticulum d. NONE of these Answer :A

Discussion

19860.	Question : Cardiac muscles are found in __ of the heart
Answer» MYOMETRIUM myocardium myotome all the above ANSWER :B

Discussion

19861.	Question : Cardiac muscle is:
Answer» INVOLUNTARY SMOOTH STRIATED both (a) and (C) ANSWER :D

Discussion

19862.	Question : Cardiac cycle is of 0.7 sec duration
Answer» ANSWER :FALSE

Discussion

19863.	Question : Cardiac activity could be moderated by the autonomous neural system. Tich the correct
Answer» the PARASYMPATHETIC system stimulates heart rate and STROKE volume. the sympathetic system stimulates heart rate and stroke volume. The parasympathetic system decreases the heart rate but INCREASE stroke volume. The sympathetic system decreases the heart rate but increasestroke volume, SOLUTION :The sympathetic system stilmulates heart rate and stroke volume.

Discussion

19864.	Question : Carcinogenic substance present in cigarette smoke
Answer» CARBON monoxide Benzopyrenes Carbon dioxide Caffein ANSWER :B

Discussion

19865.	Question : Carcinogen, mustard gas affects
Answer» Vagina Lungs Liver Skin Answer :B

Discussion

19866.	Question : Carboxypeptidase is secreted by………… .
Answer» Pancreas Stomach SALIVARY glands Intestine Solution :N/A

Discussion

19867.	Question : Carcharodon is(A) Dog fish(B) Great white shark(C) Sting ray(D) Saw fish
Answer» DOG FISH Great WHITE s Sting ray Saw fish ANSWER :B

Discussion

19868.	Question : Carboxylation is ………… if CO_(2) into stable organic intermediate.
Answer» ANSWER :FIXATION

Discussion

19869.	Question : Carbon monoxide poisoning is due to the formation of
Answer» carboxyhaemoglobin carbaminohaemoglobin CARBONIC acid carbonic ANHYDRASE

Discussion

19870.	Question : Carbon monoxide contained in Tobacco smoke
Answer» Is carcinogenic Causes GASTRIC ulcers Reduces oxygen CARRYING capacity of blood Raises blood pressure Solution :Reduces oxygen carrving capacity of blood

Discussion

19871.	Question : Carbon is absorbed as "___________" from the air.
Answer» SOLUTION :CARBON dioxide `(CO _(2)),` air

Discussion

19872.	Question : Carbon dioxide is transportea irom tissues to respiratory surface by only
Answer» PLASMA and ERYTHROCYTES Plasma Erythrocytes Erythrocytes and leucocytes Solution :Plasma and erythrocytes

Discussion

19873.	Question : Carbon dioxide is carried in the RBCs as
Answer» BICARBONATE ions carbon dioxide carbonic acid CARBAMINOHAEMOGLOBIN Solution :carbaminohaemoglobin

Discussion

19874.	Question : Carbon dioxide cannot be transported with haemoglobin.
Answer» ANSWER :F

Discussion

19875.	Question : Carbon becomes available to crop plants in the form of:
Answer» ELEMENTAL carbon carbonates carbon dioxide carbohydrates Answer :C

Discussion

19876.	Question : Carbohydrates which are present in the cell membrane take part in
Answer» TRANSPORT of substance Cell RECOGNITION ATTACHMENT to microfilament Attachment to microtubules Answer :B

Discussion

19877.	Question : Carbohydrates provide instant energy because these are easily digestible.
Answer» ANSWER :1

Discussion

19878.	Question : Carbohydrates, the most abundant biomolecules on earth, are produced by
Answer» Some BACTERIA, ALGAE and GREEN PLANT cells FUNGI, algae and green plant cells All bacteria, fungi and algae Viruses, fungi and bacteria Answer :D

Discussion

19879.	Question : Capsule layer helps the bacterium . How ?
Answer» SOLUTION :CAPSULE in bacteria protects the CELL from desiccation and ANTIBIOTICS.

Discussion

19880.	Question : Capnophilic bacteria require ……………….for growth .
Answer» `O_2` `CO` `CO_2` `O_3` ANSWER :C

Discussion

19881.	Question : Capitate stigma is seen in _______
Answer» ALCHEMILLA Hibiscus Rose Passiflora Solution :Alchemilla

Discussion

19882.	Question : Capacity of human lungs for air in a healthy person is
Answer» 3000 ML 1500 ml 1000 ml 500 ml Solution :3000 ml

Discussion

19883.	Question :Cancerous cells do not show
Answer» UNCONTROLLED divisions Metastasis Contact inhibition Neoplastic TRANSFORMATION ANSWER :C

Discussion

19884.	Question : Cancer of the internal organl is detected by
Answer» Radiography Computed tomogrophy Mangnetic RESONANCE imaging All of these Answer :D

Discussion

19885.	Question : Cancer is treated through a combination of
Answer» SURGERY and drug Drugs and IRRADIATION Surgery and irradiation Surgery, Irradiation and Chemotherapy Answer :D

Discussion

19886.	Question : Cancer detection is based on: (a) Biopsy (b) Histopathological studies of tissue (c) Blood test (d) Bone marrow test
Answer» a, B a,C and d a, b and c a, b, c and d Answer :D

Discussion

19887.	Question : Cancer is caused by all of the following except
Answer» CELLULAR oncogenes Tumour SUPPRESSOR gene VIRAL oncogens Chemical carcinogens Answer :B

Discussion

19888.	Question : Canaliculi can be seen in a
Answer» bone CARTILAGE NEURON cardiac MUSCLE ANSWER :A

Discussion

19889.	Question : Canal system in Proifera is not associated with(a) respiration(b) nutrition(c)sexual reproduction(d) none of these
Answer» RESPIRATION NUTRITION SEXUAL reproduction none of these

Discussion

19890.	Question : Canada balsam is obtained from
Answer» PINUS excelsa Abies balsemia Cedrus deodara Junipers ANSWER :B

Discussion

19891.	Question : Canal system in porifera is not concerned with ……………….. .
Answer» RESPIRATION NUTRITION SEXUAL REPRODUCTION none of these SOLUTION :sexual reproduction

Discussion

19892.	Question : Can you state why some areas of the brain and spinal cord are gray and some are white?
Answer» SOLUTION :Some areas of the brain and spinal cord are grey due to the PRESENCE of non-myelinated nerve CELLS. The WHITE MATTER has myelinated nerve cells with myelin sheath made of fat.

Discussion

19893.	Question : Can you identify the correct sequence of taxonomical categories ? (a) Species rarr Order rarr Phylum rarr Kingdom (b) Genus rarr Species rarr Order rarr Kingdom (c) Species rarr Genus rarr Order rarr Phylum
Answer» SOLUTION :(C) Species`RARR` Genus `rarr` ORDER`rarr` Phylum

Discussion

19894.	Question : Can you identify the correct sequence of taxonomical categories?
Answer» SPECIES`RARR`ORDER`rarr`Phylum`rarr`Kingdome` GENUS`rarr`Species`rarr`Order`rarr`Kingdom Species`rarr`Genus`rarr`Order`rarr`Phylum. Answer :A::C::D

Discussion

19895.	Question : Can you describe what happens when milk is converted into curd or yogurt, from your understanding of proteins.
Answer» Solution :Due to denaturation, milk is converted into CURD or yoghurt Globular protein in milk get converted into fibrous proteins. Their primary STRUCTURE is MAINTAINED but secondary and TERTIARY structure are DESTROYED.

Discussion

19896.	Question : Can you describe what happens when milk is converted into curd or yoghurt, from your understanding of proteins ?
Answer» Solution :Casein is phospho PROTEIN it forms nearly 80 % of protein in cow milk and cheese. Milk-clotting PROTEASES act on the soluble portion of the caesin, results in CLOT formation caesin is precipitated by rennet enzyme, PROTEOLYTIC enzyme typically OBTAINED from the stomach of carves.

Discussion

19897.	Question : Can you attempt building models of biomolecules using commercially available atomic models (Ball and Stick models).
Answer» Solution :Three dimensional STRUCTURE of CELLULOSE can MADE using BALLS and stick

Discussion

19898.	Question : Can we use recent molecular tools to identify and classify organisms?
Answer» Solution :The RECENT molecular taxonomical tools can be used to identify and classify the organism. The following molecular techniques and approaches are used in molecular tools. (a) DNA bar coding- Short genetic marker in an organism's DNA to identify whether it belongs to a particular species. (b) DNA hybridization - Measures the degree of genetic similarity between pools of DNA sequences. (c ) DNA finger printing- to identify an individual from a sample of DNA by looking at unique patterns in their DNA. (d) Restriction FRAGMENT Length Polymorphism (RFLP) Analysis- difference in homologous DNA sequences can be detected by the presence of fragments of different LENGTHS after DIGESTION of DNA samples. (e ) Polymerase chain reaction (PCR) sequencing- to amplify a specific GENE, or portion of gene.

Discussion

19899.	Question : Can there be mitosis without DNA replication in 'S' phase ?
Answer» SOLUTION : DNA REPLICATION is necessary for CELL division. Therefore in S stage, mitosis can not take place without replication of DNA.

Discussion

19900.	Question : Can there be DNA replication without cell division?
Answer» SOLUTION :YES: CELLS will BECOME POLYPLOID.

Discussion

Explore topic-wise InterviewSolutions in .

Question : Carl Linnaeus is famous for ……………

Question :Caring and management of young chicks for 4-6 weeks immediately after hatching is called..............

Question : Cardiac output of athelete is lower / higher than an ordinary man.

Question : Cardiac output is determined by

Question : Define a cardiac cycle and the cardiac output.

Question : Cardiac outputin a healthy individual

Question : Cardiac muscles of vertebrates do not depend on nerve stimulus for contraction,because

Question : Cardiac muscles are innervated by_______.

Question : Cardiac muscles are highly resistant to fatigue because

Question : Cardiac muscles are found in __ of the heart

Question : Cardiac muscle is:

Question : Cardiac cycle is of 0.7 sec duration

Question : Cardiac activity could be moderated by the autonomous neural system. Tich the correct

Question : Carcinogenic substance present in cigarette smoke

Question : Carcinogen, mustard gas affects

Question : Carboxypeptidase is secreted by………… .

Question : Carcharodon is(A) Dog fish(B) Great white shark(C) Sting ray(D) Saw fish

Question : Carboxylation is ………… if CO_(2) into stable organic intermediate.

Question : Carbon monoxide poisoning is due to the formation of

Question : Carbon monoxide contained in Tobacco smoke

Question : Carbon is absorbed as "___________" from the air.

Question : Carbon dioxide is transportea irom tissues to respiratory surface by only

Question : Carbon dioxide is carried in the RBCs as

Question : Carbon dioxide cannot be transported with haemoglobin.

Question : Carbon becomes available to crop plants in the form of:

Question : Carbohydrates which are present in the cell membrane take part in

Question : Carbohydrates provide instant energy because these are easily digestible.

Question : Carbohydrates, the most abundant biomolecules on earth, are produced by

Question : Capsule layer helps the bacterium . How ?

Question : Capnophilic bacteria require ……………….for growth .

Question : Capitate stigma is seen in _______

Question : Capacity of human lungs for air in a healthy person is

Question :Cancerous cells do not show

Question : Cancer of the internal organl is detected by

Question : Cancer is treated through a combination of

Question : Cancer detection is based on: (a) Biopsy (b) Histopathological studies of tissue (c) Blood test (d) Bone marrow test

Question : Cancer is caused by all of the following except

Question : Canaliculi can be seen in a

Question : Canal system in Proifera is not associated with(a) respiration(b) nutrition(c)sexual reproduction(d) none of these

Question : Canada balsam is obtained from

Question : Canal system in porifera is not concerned with ……………….. .

Question : Can you state why some areas of the brain and spinal cord are gray and some are white?

Question : Can you identify the correct sequence of taxonomical categories ? (a) Species rarr Order rarr Phylum rarr Kingdom (b) Genus rarr Species rarr Order rarr Kingdom (c) Species rarr Genus rarr Order rarr Phylum

Question : Can you identify the correct sequence of taxonomical categories?

Question : Can you describe what happens when milk is converted into curd or yogurt, from your understanding of proteins.

Question : Can you describe what happens when milk is converted into curd or yoghurt, from your understanding of proteins ?

Question : Can you attempt building models of biomolecules using commercially available atomic models (Ball and Stick models).

Question : Can we use recent molecular tools to identify and classify organisms?

Question : Can there be mitosis without DNA replication in 'S' phase ?

Question : Can there be DNA replication without cell division?