22339 + Interview Questions in Biology in Class 11 Page 395 InterviewSolution

19701.	Question : Change in the sequence of nucleotide in DNA is called as
Answer» MUTAGEN Mutation Recombination Translation Answer :B

Discussion

19702.	Question : Chamical mutagens mostly induce
Answer» CHROMOSOMAL mutations Change in the NUMBER of chromosomes Gene mutations Formation of polyploids Answer :C

Discussion

19703.	Question : Chameleon is known for its ........... tongue and......... with the surroundings.
Answer» SOLUTION :Protrusible , CAMOUFLAGE

Discussion

19704.	Question :Chaismata
Answer» SOLUTION : During pachytene phase of meiosis-I CHROMATIDS of two homologues chromosomes form X shaped STRUCTURES covering each other. These X shaped structures are called chaismata.

Discussion

19705.	Question : CH_(3) HCOH* C O O H :
Answer» ANSWER :LACTIC ACID

Discussion

19706.	Question : CH_(3) CO* CO O H :
Answer» ANSWER :Pyruvid ACID

Discussion

19707.	Question : CH and FSHinhibits gonadial activity.
Answer» ANSWER :FALSE

Discussion

19708.	Question : Cervical vertebrae are located in.............
Answer» THORACIC REGION Abdominal region NECK region Hip region Solution : Neck region

Discussion

19709.	Question : Certain plants like Aloe and Agave can survive in extreme dry conditions. How ?
Answer» Solution :Aloe and Agave are Xerophytes. They develop FLESHY and SWOLLEN leaves. These succulent leaves store WATER, mucilage and FOOD. They also RESIST desiccation.

Discussion

19710.	Question : Certain neutrophils of female mammals possess
Answer» bilobed nuclues multilobed nucleus ATTACHED with EXTRA COPY of X-chromosome Spherical nucleus irregularly lobed nucleus ANSWER :B

Discussion

19711.	Question : Certain golgian vesicles, which are budded out from the trans-face contains acid hydrolases. Such vesicles are better termed as
Answer» HETEROPHAGOSOMES Microsomes Phragmosomes PRIMARY LYSOSOMES ANSWER :D

Discussion

19712.	Question : Cerebrum maintains equilibrium of the body.
Answer» ANSWER :FALSE

Discussion

19713.	Question : Certain cells in the liver, called Kupffer cells, ingest bacteriaand various kinds of debris from damaged cells. This function is most likely accomplished by :
Answer» EXOCYTOSIS receptor-mediated endocytosis PHAGOCYTOSIS PINOCYTOSIS SOLUTION :phagocytosis

Discussion

19714.	Question : Cerebral hemispheres of human brain are connected by…….
Answer» ASSOCIATION area corpus callosum corpors quadrigemina pons varolii Answer :B

Discussion

19715.	Question :Cerebral infarction is called. ...........
Answer» HEART attack hypertension heart failure STROKE SOLUTION :stroke

Discussion

19716.	Question : Cerebellum has a ....... surface in order to provide additional space for many neurons.
Answer» SOLUTION :CONVULATED

Discussion

19717.	Question : Cerebellum of brain is concerned with
Answer» controlling rapid muscular activites learning in EARLY stages maintaining POSTURE, ORIENTATION and equilibrium of body all of these Solution :NA

Discussion

19718.	Question : Centrosome undergo duplication during (i) of (ii) and begin to move towards opposite poles of the cell during (iii) state of (iv).
Answer» `{:("(i)","(ii)","(iii)"," (iv)"),("S phase","INTERPHASE","Prophase","Mitosis"):}` `{:("(i)","(ii)","(iii)"," (iv)"),("S phase","Interphase","Anaphase","Mitosis"):}` `{:("(i)","(ii)","(iii)"," (iv)"),("Prophase","Mitosis","Metaphase","Mitosis"):}` `{:("(i)","(ii)","(iii)"," (iv)"),("Prophase","Mitosis","Anaphase","Mitosis"):}` Solution :In animal cells, during the S phase of interphase, DNA replication BEGINS in the nucleus and the centriole DUPLICATES in the cytoplasm. These duplicated centrioles move TOWARDS opposite poles of the cell in prophase of mitosis.

Discussion

19719.	Question : Cephalization is associated with
Answer» RADIAL SYMMETRY biradial symmetry SPHERICAL symmetry BILATERAL symmetry ANSWER :D

Discussion

19720.	Question : Centrosomes are present
Answer» In PLANT CELLS only In animal cells only Both in plant and animal None of these Answer :B

Discussion

19721.	Question : Centrosome are present
Answer» In plant CELL only In animal cell In both plant and animal cell None of these Answer :B

Discussion

19722.	Question : Centripetal development of xylem is present in
Answer» DICOT ROOT Dicot STEM MONOCOT stem Branches of stem Answer :A

Discussion

19723.	Question : Centromere is required for
Answer» Transcription Crossing over Cytoplasmic cleavage MOVEMENT of CHROMOSOME TOWARDS POLE Solution :Movement of chromosome towards pole

Discussion

19724.	Question : Centrioles take part in formation of
Answer» CELL plate spindle nucleolus start of cell division Answer :B

Discussion

19725.	Question : Centrioles take part in formation of :
Answer» CELL plate Spindle Nucleolus START of cell division Answer :B

Discussion

19726.	Question : Centriole like structure causing the emergence of cilium or flagellum is known as
Answer» BASAL BODY Hub Axoneme centrosome ANSWER :A

Discussion

19727.	Question : Centriole - like structure that produces cilium or flagellum is called
Answer» BAKER's bodies Peripheral bodies Basal bodies (2) & (3) Answer :C

Discussion

19728.	Question : Centriole has 9 + 2 microtubular arrangement while cilium has 9 + 0 microtubular arrangement.
Answer» ANSWER :FALSE

Discussion

19729.	Question : Centrifugal selection refers to ___
Answer» DIRECTIONAL selection Disruptive selection Stabilising selection Kin selection Answer :B

Discussion

19730.	Question : Centrifugal development of xylem occurs in :
Answer» Stem Root Leaf FLOWER ANSWER :A

Discussion

19731.	Question : Centrifugal development of xylem is present in
Answer» MONOCOT root Dicot root Stem NONE of these Answer :C

Discussion

19732.	Question : Centric discoid form of diatom is
Answer» Diploneis Coscinodiscus Stephanodiscus Camphyloneis Answer :B

Discussion

19733.	Question : Centrifugal development of xylem is
Answer» STEM ROOT LATERAL root NONE of these Answer :A

Discussion

19734.	Question : ……….centre present in pons Varoli region of the brain moderates the function of respiratory rhythm centre.
Answer» SOLUTION :Pneumotaxic

Discussion

19735.	Question : Central pit in macula lutea is ........
Answer» SOLUTION :FOVEA

Discussion

19736.	Question : Centres for sense of smell are located in ............. .
Answer» Cerebellum Midbrain Olfactory lobes Cerebrum Answer :C

Discussion

19737.	Question : Cellulose is present in cell walls of
Answer» Plantae Protista Fungi 1 and 2 ANSWER :A

Discussion

19738.	Question : Cellular slime molds are……………. with regard to chromosome number, while most phases of the life cycle ofa plasmodial slime mold is …...
Answer» SOLUTION :HAPLOID , DIPLOID

Discussion

19739.	Question : Cellular level of organisation is exhibed by
Answer» SPONGES coelenterates PROTOZOANS triploblastic ANIMALS Answer :A

Discussion

19740.	Question : Cellular organelles with membranes are :
Answer» chormosomes, RIBOSOMES and endoplasmic reticulum endoplasmic reticulum, ribosomes and nuclei lysosomes, Golgi APPARATUS and mitochondria nuclei, ribosomes and mitochondria ANSWER :C

Discussion

19741.	Question : Cellular digestion is associated with which organelle?
Answer» SOLUTION :LYSOSOMES

Discussion

19742.	Question : Cells whichare not dividing are likely to be at
Answer» `G_1` `G_2` `G_0` S phase Answer :C

Discussion

19743.	Question :Cells which are not dividing are likely to be at
Answer» `G_1` `G_2` `G_0` S PHASE ANSWER :C

Discussion

19744.	Question : Cells which are not dividing are likely to be at
Answer» S PHASE `G_0` Phase `G_1` Phase `G_y` Phase ANSWER :B

Discussion

19745.	Question : State whether the following statement is true or false.Cells placed in an isotonic environment will die as theyswell and burst.A. TrueB. False
Answer» ANSWER :FALSE

Discussion

19746.	Question : Cells that display foreign antigens coupled to MHC II molecules on their surface include
Answer» MACROPHAGES DENDRITIC CELLS B cells all of the above Answer :D

Discussion

19747.	Question : _____cells secrete HCL while cells secrete pepsinogen.
Answer» SOLUTION :OXYNTIC celis PEPTIC CELLS

Discussion

19748.	Question : Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is (A) Xylem (B) Sclerenchyma (C) Collenchyma (D) Epidermis
Answer» XYLEM Sclerenchyma Collenchyma Epidermis Solution :Collenchyma tissue Collenchyma tissue : This tissue provides mechanical support to young stem. Its cells do THICKENING at CORNERS. Xylem is a complex vascular tissue and transport water and salts. Sclerenchyma tissue : It becomes dead at maturity. It is LOCATED in all hard parts of the PLANT. Epidermis is normally in the form of single layer on whole surface of the plant.

Discussion

19749.	Question : Cells of which region are rich in protoplasm
Answer» elongation meristematic maturation root HAIR REGION ANSWER :B

Discussion

19750.	Question : Cells of the pancres is not digested by their own enzymes because
Answer» Enzymes are SECRETED in inactive form Cells are not lined by MUCOUS membrane Enzymes are released only when needed NONE of above Answer :a

Discussion

Explore topic-wise InterviewSolutions in .

Question : Change in the sequence of nucleotide in DNA is called as

Question : Chamical mutagens mostly induce

Question : Chameleon is known for its ........... tongue and......... with the surroundings.

Question :Chaismata

Question : CH_(3) HCOH* C O O H :

Question : CH_(3) CO* CO O H :

Question : CH and FSHinhibits gonadial activity.

Question : Cervical vertebrae are located in.............

Question : Certain plants like Aloe and Agave can survive in extreme dry conditions. How ?

Question : Certain neutrophils of female mammals possess

Question : Certain golgian vesicles, which are budded out from the trans-face contains acid hydrolases. Such vesicles are better termed as

Question : Cerebrum maintains equilibrium of the body.

Question : Certain cells in the liver, called Kupffer cells, ingest bacteriaand various kinds of debris from damaged cells. This function is most likely accomplished by :

Question : Cerebral hemispheres of human brain are connected by…….

Question :Cerebral infarction is called. ...........

Question : Cerebellum has a ....... surface in order to provide additional space for many neurons.

Question : Cerebellum of brain is concerned with

Question : Centrosome undergo duplication during (i) of (ii) and begin to move towards opposite poles of the cell during (iii) state of (iv).

Question : Cephalization is associated with

Question : Centrosomes are present

Question : Centrosome are present

Question : Centripetal development of xylem is present in

Question : Centromere is required for

Question : Centrioles take part in formation of

Question : Centrioles take part in formation of :

Question : Centriole like structure causing the emergence of cilium or flagellum is known as

Question : Centriole - like structure that produces cilium or flagellum is called

Question : Centriole has 9 + 2 microtubular arrangement while cilium has 9 + 0 microtubular arrangement.

Question : Centrifugal selection refers to ___

Question : Centrifugal development of xylem occurs in :

Question : Centrifugal development of xylem is present in

Question : Centric discoid form of diatom is

Question : Centrifugal development of xylem is

Question : ……….centre present in pons Varoli region of the brain moderates the function of respiratory rhythm centre.

Question : Central pit in macula lutea is ........

Question : Centres for sense of smell are located in ............. .

Question : Cellulose is present in cell walls of

Question : Cellular slime molds are……………. with regard to chromosome number, while most phases of the life cycle ofa plasmodial slime mold is …...

Question : Cellular level of organisation is exhibed by

Question : Cellular organelles with membranes are :

Question : Cellular digestion is associated with which organelle?

Question : Cells whichare not dividing are likely to be at

Question :Cells which are not dividing are likely to be at

Question : Cells which are not dividing are likely to be at

Question : State whether the following statement is true or false.Cells placed in an isotonic environment will die as theyswell and burst.A. TrueB. False

Question : Cells that display foreign antigens coupled to MHC II molecules on their surface include

Question : _____cells secrete HCL while cells secrete pepsinogen.

Question : Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is (A) Xylem (B) Sclerenchyma (C) Collenchyma (D) Epidermis

Question : Cells of which region are rich in protoplasm

Question : Cells of the pancres is not digested by their own enzymes because