22339 + Interview Questions in Biology in Class 11

1.	Question : Name the disease/disorder caused by : Insufficient amount of insulin secreted by pancreas.
Answer» SOLUTION :DIABETES

Discussion

2.	Question : Name the disease in which the alveolar wall rupture and lose elasticity?
Answer» ANSWER :EMPHYSEMA

Discussion

3.	Question : Name the disease/disorder caused by : Excessive secretion of Thyroid hormone in adults.
Answer» SOLUTION :Expotthalmic GOITRE

Discussion

4.	Question : Name the disease/disorder caused by : Damage of adrenal cortex.
Answer» SOLUTION :ADDISON’s DISEASE

Discussion

5.	Question : Name the disease caused by Leishmania donovani.
Answer» SOLUTION : Kala-azar.

Discussion

6.	Question : Name the direct cytoplasm-to-cytoplasm contacts in animal and plant cells.
Answer» SOLUTION :GAP JUNCTIONS, PLASMODESMATA.

Discussion

7.	Question : Name the different types of movement.
Answer» Solution :1. AMOEBOID MOVEMENT. 2. CILIARY movement. 3. Flagellar movement. 4. Muscular movement.

Discussion

8.	Question : Name the different types of chlorophylls found in plants. Differentiate between Chlorophyll a and Chlorophyll b.
Answer» Solution :Chl. a, Chl. b, Chl. c, Chl. d and Chl. e. In bacteria bacteriochlorophyll and chlorobium CHLOROPHYLL is present. Chl. a BEARS -CH, at X POSITION while Chl. b bears -CHO at this position. Chl. a is blue-green and Chl. b is yellow green.

Discussion

9.	Question : Name the different types of compound leaves.
Answer» SOLUTION :Pinnately and palmately COMPOUND LEAVES.

Discussion

10.	Question : Name the different reserve food materials in algae.
Answer» Solution :`{:("","NAME of the algae","Reserve Food"),("a","Green algae","Starch"),("B","BROWN algae","Laminarin and MANNITOL"),("C","Red Algae","Floridean starch"):}`

Discussion

11.	Question : Name the different methods of poultry farming.
Answer» SOLUTION :The types of poultry FARMING are Free RANGE farming. ORGANIC method, Yarding method, Battery cage method and FURNISHED cage method.

Discussion

12.	Question : Name the different cell junctions found in tissues.
Answer» SOLUTION :(i) Gap junctions (II) Tight junctions (iii) ADHERING junctions

Discussion

13.	Question : Name the deficiency shown by plants and their causative elements.
Answer» SOLUTION :Chlorosis: Chlorosis is the LOSS of chlorophyll leading to yellowing in leaves. Cause: This symptom is caused by the deficiency of elements N, K, MG,S, Fe,Mn, Zn and MO. Necrosis: DEATH of tissues particularly leaf tissue. Cause: It is due to the deficiency of Ca,Mg,Cu and K. Retarded growth of plant: Inhibition of cell division. Cause: Lack of N,K,S or their low level causes delayed flowering in plants Low level or lack of Mo,N,S causes delayed in flowering. Moreover in some plants budy may fall down.

Discussion

14.	Question : Name the cupshaped bone that constitues the knee cap.
Answer» ANSWER :APORTION of MYOFIBRIL between SUCCESSIVE 'Z'lines

Discussion

15.	Question : Name the crucial enzyme found in the root nodules of leguminous plants for nitrogen fixation. Also name the pigment which is highly essential for the activation of the enzyme.
Answer» SOLUTION :Root nodules of LEGUMES plants contained nitrogenase ENZYME for nitrogen fixation. Leghaemoglobin is the pink coloured pigment which creates and anaerobic condition for the activation of nitrogenase COMPLEX.

Discussion

16.	Question : Name the criteria used by R.H. Whittaker for five-kingdoms of life
Answer» SOLUTION :(a) Complexity of CELL STRUCTURE. (B) Complexity of body structure. (c) Mode of nutrition. (d) Ecological role.

Discussion

17.	Question : Name of the contractile proteins present in the skeletal muscle.
Answer» SOLUTION :Actin and myosin are CONTRACTILE PROTEINS present in the SKELETAL muscle.

Discussion

18.	Question : Name the conditions on which osmotic pressure depends.
Answer» Solution :(a) Concentration of cell sap,(b) The concentration of SURROUNDING solution,(C) DIFFUSION PRESSURE deficit.

Discussion

19.	Question : Name the compounds that bind ribosomes to RER, Give their nature also.
Answer» SOLUTION :Ribophorin-I and ribophorin-II, both are GLYCOPROTEINS.

Discussion

20.	Question : Name the components of the formed elements in the blood and mention one major function of each of them.
Answer» Solution :the COMPONENTS of the formed elements in the blood are as shows below : (1) ERYTHROCYTES (RBCs) - Transport RESPIRATORY GASS (2) Leucocytes - Defence mechanism or immune response, resist infections, protection against bacteria. (3) Platelets - Help in coagulation of blood. These elements are seen in PLASMA.

Discussion

21.	Question : Name the compound formed by haemoglobin with carbon dioxide.
Answer» ANSWER :CARBAMINO HAEMOGLOBIN

Discussion

22.	Question : Name the compound formed by haemoglobin with carbon monoxide.
Answer» ANSWER :CARBOXYHAEMOGLOBIN

Discussion

23.	Question : Name the components of endoplasmic reticulum.
Answer» SOLUTION :CISTERNAE, TUBULES and veiscles.

Discussion

24.	Question : Name the comonents of the formed elements in the blood and mention one major function of each ofthem.
Answer» SOLUTION :

Discussion

25.	Question : Name the components of an oxysome.
Answer» SOLUTION :HEAD PIECE, STALK and BASE piece.

Discussion

26.	Question : Which of the following is link between carbohydrate and fat metabolism ?
Answer» SOLUTION :ACETYL COA.

Discussion

27.	Question : Name the class to which of the following belong. Polytrichum.
Answer» SOLUTION :POLYTRICHUM - MUSIC (bryopsida).

Discussion

28.	Question : Name the class to which of the following belong. Riccia
Answer» SOLUTION :RICCIA - Hepaticopsida.

Discussion

29.	Question : Name the class to which of the following belong. Funaria
Answer» SOLUTION :FUNARIA - Bryopsida.

Discussion

30.	Question : Name the class to which of the following belong. Anthoceros
Answer» SOLUTION :ANTHOCEROS - Anthocerotopsida.

Discussion

31.	Question : Name the chronic respiratory disorder caused mainly by cigarette smoking
Answer» EMPHYSEMA Asthma Respiratory acidosis Respiratory alkalosis Solution :Emphysema

Discussion

32.	Question : Name the chromosome that has centromere in the middle.
Answer» SOLUTION :METACENTRIC.

Discussion

33.	Question : Name the chemical which is used by plant breeders to induce polypoidy.(a)What is its other significance?(b)What is the source of the above mentioned chemical?
Answer» ANSWER :(a)Colchicine,an alkaloid. Colchicine is also to stop cell division at metaphase so that condensed CHROMOSOMES may br obtained for STUDYING their MORPHOLOGY and prepare a karyotype. (B)colchicine is obtained form the corms of the autumm crocus plant,colchicum autumnale.

Discussion

34.	Question : Name the chemicals released by sysmpathetic and parasympathetic system
Answer» SOLUTION :In SYMPATHETIC system nor ADRENALIN and in parasympathetic system ACETYLCHOLINE are released

Discussion

35.	Question : name the chemicals seen in the cell wall of plant cells.
Answer» Solution :CELLULOSE, hemicellulose, PECTIN, LIGNIN, cutin, suberin and SILICA.

Discussion

36.	Question : Name the chemical that activates Pepsinogen
Answer» SOLUTION : INITIALLY HCL for pepsinogen and then PEPSIN after ACTIVATION

Discussion

37.	Question : Name the enzyme that activates Trypsinogen
Answer» SOLUTION :ENTEROKINASE INTIALLY and TRYPSIN LATER

Discussion

38.	Question : Name the chemical substance that fills up the cells of bark?
Answer» SOLUTION :SUBERIN.

Discussion

39.	Question : Name the chemical bonds formed between the following: Sugar and phosphate in nucleic acids
Answer» SOLUTION :PHOSPHODIESTER BOND

Discussion

40.	Question : Name the chemical bonds formed between the following: Amino acids in a protein molecule
Answer» SOLUTION :PEPTIC BOND

Discussion

41.	Question : Name the cells which make the leaves curl in plants during water stress.
Answer» SOLUTION :BULLIFORM or MOTOR CELLS.

Discussion

42.	Question : Name the cells/tissue in human body whichexhibit ciliary movement
Answer» SOLUTION :CILIATED EPITHELIAL cells present on the surface of internal ORGANS exhibits CILIARY movement e.g. trachea.

Discussion

43.	Question : Which cells in the human being show amoeboid movement ?
Answer» SOLUTION :Macrophage and leucocytes PRESENT in blood EXHIBITS AMOEBOID movement.

Discussion

44.	Question : Name the cells that lock true nucleusand membrane based cell organelles.
Answer» SOLUTION :PROKARYOTIC CELLS.

Discussion

45.	Question : Name the cells that help in osmoregulation in flatworms.
Answer» SOLUTION :FLAME CELLS.

Discussion

46.	Question : Name the cells responsible for clotting of blood.
Answer» SOLUTION :BLOOD PLATELETS.

Discussion

47.	Question : Name the cells present in lymph.
Answer» SOLUTION :LYMPHOCYTES

Discussion

48.	Question : Name the cell wall material which is present only inCyanobacteria and bacteria.
Answer» a) sugar b) acid c) Muramic acid d) chitin Solution :PEPTIDOGLYCAN

Discussion

49.	Question : Name the cell type which is often dead when functioning.
Answer» SOLUTION :SCLERENCHYMA

Discussion

50.	Question : Name the cell organelles bounded by single unit membrane.
Answer» SOLUTION :LYSOSOMES, PEROXISOMES, SPHAEROSOMES

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question : Name the disease/disorder caused by : Insufficient amount of insulin secreted by pancreas.

Question : Name the disease in which the alveolar wall rupture and lose elasticity?

Question : Name the disease/disorder caused by : Excessive secretion of Thyroid hormone in adults.

Question : Name the disease/disorder caused by : Damage of adrenal cortex.

Question : Name the disease caused by Leishmania donovani.

Question : Name the direct cytoplasm-to-cytoplasm contacts in animal and plant cells.

Question : Name the different types of movement.

Question : Name the different types of chlorophylls found in plants. Differentiate between Chlorophyll a and Chlorophyll b.

Question : Name the different types of compound leaves.

Question : Name the different reserve food materials in algae.

Question : Name the different methods of poultry farming.

Question : Name the different cell junctions found in tissues.

Question : Name the deficiency shown by plants and their causative elements.

Question : Name the cupshaped bone that constitues the knee cap.

Question : Name the crucial enzyme found in the root nodules of leguminous plants for nitrogen fixation. Also name the pigment which is highly essential for the activation of the enzyme.

Question : Name the criteria used by R.H. Whittaker for five-kingdoms of life

Question : Name of the contractile proteins present in the skeletal muscle.

Question : Name the conditions on which osmotic pressure depends.

Question : Name the compounds that bind ribosomes to RER, Give their nature also.

Question : Name the components of the formed elements in the blood and mention one major function of each of them.

Question : Name the compound formed by haemoglobin with carbon dioxide.

Question : Name the compound formed by haemoglobin with carbon monoxide.

Question : Name the components of endoplasmic reticulum.

Question : Name the comonents of the formed elements in the blood and mention one major function of each ofthem.

Question : Name the components of an oxysome.

Question : Which of the following is link between carbohydrate and fat metabolism ?

Question : Name the class to which of the following belong. Polytrichum.

Question : Name the class to which of the following belong. Riccia

Question : Name the class to which of the following belong. Funaria

Question : Name the class to which of the following belong. Anthoceros

Question : Name the chronic respiratory disorder caused mainly by cigarette smoking

Question : Name the chromosome that has centromere in the middle.

Question : Name the chemical which is used by plant breeders to induce polypoidy.(a)What is its other significance?(b)What is the source of the above mentioned chemical?

Question : Name the chemicals released by sysmpathetic and parasympathetic system

Question : name the chemicals seen in the cell wall of plant cells.

Question : Name the chemical that activates Pepsinogen

Question : Name the enzyme that activates Trypsinogen

Question : Name the chemical substance that fills up the cells of bark?

Question : Name the chemical bonds formed between the following: Sugar and phosphate in nucleic acids

Question : Name the chemical bonds formed between the following: Amino acids in a protein molecule

Question : Name the cells which make the leaves curl in plants during water stress.

Question : Name the cells/tissue in human body whichexhibit ciliary movement

Question : Which cells in the human being show amoeboid movement ?

Question : Name the cells that lock true nucleusand membrane based cell organelles.

Question : Name the cells that help in osmoregulation in flatworms.

Question : Name the cells responsible for clotting of blood.

Question : Name the cells present in lymph.

Question : Name the cell wall material which is present only inCyanobacteria and bacteria.

Question : Name the cell type which is often dead when functioning.

Question : Name the cell organelles bounded by single unit membrane.