22339 + Interview Questions in Biology in Class 11 Page 417 InterviewSolution

20801.	Question : How are archae - bacteria different from other bacteria?
Answer» DIFFERENT cell wall STRUCTURE in terms of their genetic MATERIAL contains 80S Ribosomes All of these ANSWER :A

Discussion

20802.	Question :Arachis hypogaea (ground nut) belongs to the family :
Answer» BRASSICACEAE FABACEAE SOLANACEAE LILIACEAE SOLUTION :Fabaceae

Discussion

20803.	Question : Archaebacteria are considered to be ancient bacteria because they are
Answer» autotrophs heterotrophs able to SURVIVE in EXTREME conditions unicellular

Discussion

20804.	Question : Aqueous humour is present between the :
Answer» CORNEA and LENS lens and retina cornea and iris iris and lens

Discussion

20805.	Question : Aqueous and vitreous humor are divided by
Answer» lens iris retina optic NERVE

Discussion

20806.	Question : Aqueduct of sylvius (iter) connects
Answer» `1^(ST)` and `2 ^(nd)` ventricles `3^(RD)` and `4^(TH)` ventricles `2^(nd)` and `3^(rd)` ventricles `4^(th)` and `1^(st)` ventricles Answer :B

Discussion

20807.	Question : Aquatic weed Salvinia, also called the sorrow of Kashmir, is
Answer» Heterosporous WATER fern Homosporous water fern Memberof BRYOPHYTE Both (1) and (3) Answer :A

Discussion

20808.	Question : Aquatic mammals do not produce milk.
Answer» ANSWER :FALSE

Discussion

20809.	Question : Aquatic plants usually have a well-developed :
Answer» VASCULAR SYSTEM stomatal system root system AERENCHYMA system Solution :aerenchyma system

Discussion

20810.	Question : Aquatic fern is used to increase the yield in paddy crop
Answer» Azolla Salvinia Marsilea Isoetes Answer :A

Discussion

20811.	Question : Aquaponics is a technique which is
Answer» A combination of AQUACULTURE and FISH culture A combination of aquaculture and HYDROPONICS A combination of vermiculture and hydroponics A combination of aquaculture and PRAWN culture Solution :A combination of aquaculture and hydroponics

Discussion

20812.	Question : Approximate length of DNA in dipole human cell is
Answer» 4 MTS 2 mts 8mts 1mt Answer :B

Discussion

20813.	Question : Approximately, a corn plant transpires .............. litres ofH_(2)O per day .
Answer» 2 8 16 450 Answer :A::B

Discussion

20814.	Question : TMV has approximately ____ capsomeres.
Answer» 3120 1203 2130 3021 Answer :C

Discussion

20815.	Question : Application to "_____________" brings bolting in rosette plants.
Answer» ANSWER :GIBBERELLINS

Discussion

20816.	Question : Apples are generally wrapped in waxed paper to
Answer» Prevent SUNLIGHT for changing its colour Prevent AEROBIC respiration by checking the entry of `O_(2)`. Prevent ETHYLENE formation due to injury Make the APPLES look attractive SOLUTION :Prevent aerobic respiration by checking the entry of `O_(2)`

Discussion

20817.	Question : Apple maggot flies are example of ____
Answer» HYBRID breakdown Physiological isolation Allopatric speciation Species Extinction Answer :D

Discussion

20818.	Question : Appendicular skeleton is made up of
Answer» PECTORAL and PELVIC girdle fore and hindlimbs girdles and limbs all of these

Discussion

20819.	Question : Appendicular skeleton is
Answer» GIRDLES and their LIMBS vertebrae skull and VERTEBRAL COLUMN RIBS and sternum Solution :girdles and their limbs

Discussion

20820.	Question : Appendicular skeleton includes
Answer» girdle and their limbs vertebrae SKULL and vertebral column RIBS and sternum. Solution :The endoskeleton of mammals have two major DIVISIONS: (i) Axis skeleton that lies along the logitudinal axis of the body . It support and protects the organs of the head , neck and trunk. It includes skull, ribs, sternum and vertebal column. (ii) Appendicular skeleton, which os ASSOCIATED with the appendages. it consists of two girdles. the pectoral and girdles the limb bones.

Discussion

20821.	Question : Appearance of vegetative propagules from the nodes of plants such as sugarcane and ginger is mainly because
Answer» NODES are SHORTER than internodes Nodes have MERISTEMATIC cells Nodes are LOCATED NEAR the soil Nodes have non-photosynthetic cells Answer :B

Discussion

20822.	Question :Appendicitis is the inflammation of the…………
Answer» CAECUM LIVER appendix rectum Solution :N/A

Discussion

20823.	Question : Appearance of bivalent state of chromosomes is a main characteristic of ..... phase.
Answer» DIPLOTENE ZYGOTENE Pachytene Dikinesis ANSWER :B

Discussion

20824.	Question : Apospory is defined as
Answer» Formation of embryo from egg of an embryo SAC DEVELOPED directly from MEGASPORE mother cell development of GAMETOPHYTE directly from the cells of sporophyte without MEIOSIS Formation of embryo from nucellus Formation of embryo from integument Answer :B

Discussion

20825.	Question : Apoplast/symplast pathway is a system of interconnected protoplast.
Answer» SOLUTION :Simplast

Discussion

20826.	Question : Apoplast movement of water occurs through:
Answer» CELL walls plasmodesmata cytoplasm PLASMA MEMBRANES

Discussion

20827.	Question : Apoplast is
Answer» CYTOPLASM and PLASMALEMMA Protoplast and plasmodesmata Cell walls Intercellular SPACE containg non-living MATTER Answer :D

Discussion

20828.	Question : Apomixis is
Answer» DEVELOPMENT of plants in darkness development of plants WITHOUT fusion of gametes inability to perceive stimulus for flowering effect of low TEMPERATURE on plant growth Answer :B

Discussion

20829.	Question : Apomixis in plant means development of a plant
Answer» From STEM CUTTINGS From root cuttings Without fusion of GAMETES From fusion of gametes ANSWER :C

Discussion

20830.	Question : Apomictic seeds are found in
Answer» All FLOWERING plants Allium and Cycas All SPECIES of Asteracease and Grasses Some species of ASTERACEAE and Grasses Answer :D

Discussion

20831.	Question : Apoenzyme alone cannot function.
Answer» SOLUTION :Apoenzyme is INACTIVE proteinous component of enzyme and needs COFACTOR for its functioning.

Discussion

20832.	Question :Apocarpous condition is found in
Answer» Mustard ROSE LEMON Tomato Answer :B

Discussion

20833.	Question : Apis mellifera is the ........... bee.
Answer» SOLUTION :EUROPEAN

Discussion

20834.	Question :Apiculture is the care and management of ............ on a commercial scale.
Answer» SOLUTION : HONEYBEES

Discussion

20835.	Question : Apical stem of shoot apex is
Answer» INTERCALARY meristem lateral meristem primary meristem secondary meristem Answer :C

Discussion

20836.	Question : Apical stem of shoot apex is :
Answer» INTERCALARY meristem Lateral meristem Primary meristem Secondary meristem Answer :C

Discussion

20837.	Question : Apical meristems are absent at the tips of
Answer» ROOT STEM LEAVES Branches Answer :C

Discussion

20838.	Question :Apical dominance is due to the effect of ............
Answer» AUXIN Gibberellin ETHYLENE CYTOKININ SOLUTION :Auxin

Discussion

20839.	Question : Apical, intercalary and lateral meristems are recognised on the basis of their
Answer» FUNCTION Position PLANE of DIVISION All Answer :B

Discussion

20840.	Question : Apical dominance is due to
Answer» auxins cytokinin ethylene gibberellin

Discussion

20841.	Question : Apical dominance – Explain.
Answer» Solution :SUPPRESSION of growth in lateral bud by apical bud due to auxin PRODUCED by apical bud is TERMED as apical DOMINANCE.

Discussion

20842.	Question : Apical cell theory was proposed by
Answer» Hanstein Schmidt Hofmeister Nehemia Grew Answer :C

Discussion

20843.	Question : Apart from chlorophyll, algae have several other pigments in their chloroplast. What pigments are found in blue-green, red and brown algae, that are responsible for their characteristic colours ?
Answer» SOLUTION :Algae have many other PIGMENTS in their chloroplast, in ADDITION to chlorophyll. The FOLLOWING table shows VARIOUS pigments in algae and colour imparted by them :

Discussion

20844.	Question : Apart fromchlorophylla, otherpigmentare calledaccessorypigments . Why ?
Answer» SOLUTION :CHLOROPHYLL'a' isthe PRIMARY whichacts as a rectioncentre and all other pigmentsact asaccessorypigments and thetrap solar ENERGYAND thentransferit tochlorophyll 'a'.

Discussion

20845.	Question : Apart from carbon, hydrogen and oxygen the most prevalent element in living organisms
Answer» Phosphorus Nitrogen Calcium Iron ANSWER :B

Discussion

20846.	Question : {:(,a,"Palmaris muscle","-Hanging"),(,b,"Bone cells","-RBC"),(,c,"Blood cells","-Osteocytes"),(,d,"collagen fibres","-Platelets"):}
Answer»

Discussion

20847.	Question : Anus is absent in ……………….
Answer» PERIPLANETA Unio FASCIOLA Pheretima Solution :Fasciola

Discussion

20848.	Question : Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain.
Answer» ATTENUATED pathogens Activated pathogens Harvested ANTIBODIES GAMMA globulin Answer :A

Discussion

20849.	Question : Antigenic epitope fixes to paratope of antibody between?
Answer» ONE HEAVY and one LIGHT chain Two heavy chains Two light chain Fixes only an SINGLE heavy chain Answer :A

Discussion

20850.	Question : Antiparallel strands of a DNA molecule means that
Answer» The phosphate GROUPS of two DNA strands at their ENDS, share the same position The phosphate groups at the START of two DNA strands are in opposite position (pole) One strand turns CLOCKWISE One strand turns ANTI clockwise Answer :B

Discussion

Explore topic-wise InterviewSolutions in .

Question : How are archae - bacteria different from other bacteria?

Question :Arachis hypogaea (ground nut) belongs to the family :

Question : Archaebacteria are considered to be ancient bacteria because they are

Question : Aqueous humour is present between the :

Question : Aqueous and vitreous humor are divided by

Question : Aqueduct of sylvius (iter) connects

Question : Aquatic weed Salvinia, also called the sorrow of Kashmir, is

Question : Aquatic mammals do not produce milk.

Question : Aquatic plants usually have a well-developed :

Question : Aquatic fern is used to increase the yield in paddy crop

Question : Aquaponics is a technique which is

Question : Approximate length of DNA in dipole human cell is

Question : Approximately, a corn plant transpires .............. litres ofH_(2)O per day .

Question : TMV has approximately ____ capsomeres.

Question : Application to "_____________" brings bolting in rosette plants.

Question : Apples are generally wrapped in waxed paper to

Question : Apple maggot flies are example of ____

Question : Appendicular skeleton is made up of

Question : Appendicular skeleton is

Question : Appendicular skeleton includes

Question : Appearance of vegetative propagules from the nodes of plants such as sugarcane and ginger is mainly because

Question :Appendicitis is the inflammation of the…………

Question : Appearance of bivalent state of chromosomes is a main characteristic of ..... phase.

Question : Apospory is defined as

Question : Apoplast/symplast pathway is a system of interconnected protoplast.

Question : Apoplast movement of water occurs through:

Question : Apoplast is

Question : Apomixis is

Question : Apomixis in plant means development of a plant

Question : Apomictic seeds are found in

Question : Apoenzyme alone cannot function.

Question :Apocarpous condition is found in

Question : Apis mellifera is the ........... bee.

Question :Apiculture is the care and management of ............ on a commercial scale.

Question : Apical stem of shoot apex is

Question : Apical stem of shoot apex is :

Question : Apical meristems are absent at the tips of

Question :Apical dominance is due to the effect of ............

Question : Apical, intercalary and lateral meristems are recognised on the basis of their

Question : Apical dominance is due to

Question : Apical dominance – Explain.

Question : Apical cell theory was proposed by

Question : Apart from chlorophyll, algae have several other pigments in their chloroplast. What pigments are found in blue-green, red and brown algae, that are responsible for their characteristic colours ?

Question : Apart fromchlorophylla, otherpigmentare calledaccessorypigments . Why ?

Question : Apart from carbon, hydrogen and oxygen the most prevalent element in living organisms

Question : {:(,a,"Palmaris muscle","-Hanging"),(,b,"Bone cells","-RBC"),(,c,"Blood cells","-Osteocytes"),(,d,"collagen fibres","-Platelets"):}

Question : Anus is absent in ……………….

Question : Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain.

Question : Antigenic epitope fixes to paratope of antibody between?

Question : Antiparallel strands of a DNA molecule means that