22339 + Interview Questions in Biology in Class 11

1.	Question : Name the organism responsible for sleeping sicknessdisease.
Answer» SOLUTION :SPECIES of TRYPANOSOMA.

Discussion

2.	Question : Name the organism in which incipient nucleus is found.
Answer» SOLUTION :BACTERIA

Discussion

3.	Question : Name the organic acid which undergoes both dehydrogenation and decarboxylation during aerobic respiration.
Answer» Solution :The organic ACID which undergoes both dehydrogenation and decarboxylation during Kreb.s cycle is `ALPHA` - ketoglutaric acid.

Discussion

4.	Question : Name the organelles which act as the cell's circulatory system, protein factories, power houses, disposal units and control centre.
Answer» Solution :ENDOPLASMIC reticulum, ribosomes, mitochondria, LYSOSOMES and NUCLEUS respectively.

Discussion

5.	Question : Which of the following organelle is believed to be an endosymbiont ?
Answer» SOLUTION :CHLOROPLAST and MITOCHONDRION.

Discussion

6.	Question : Name the organelles meant for ciliary and amoeboidmovements.
Answer» SOLUTION :CILIA, PSEUDOPODIA.

Discussion

7.	Question : Name the organelle which is often called as the power house of the cell.
Answer» SOLUTION :MITOCHONDRION

Discussion

8.	Question : Name the organelles involved in photorespiration.
Answer» SOLUTION :CHLOROPLASTS, PEROXISOMES and MITOCHONDRIA.

Discussion

9.	Question : Name the organelle called the power house of a cell.
Answer» SOLUTION :MITOCHONDRIA.

Discussion

10.	Question : Name the organ that secretes: trypsin
Answer» SOLUTION :PANCREAS

Discussion

11.	Question : Name the organ that secretes chymotrypsin
Answer» SOLUTION :INTESTINE

Discussion

12.	Question : Name the orgamisms which have no process comparable to meioiss, gamete formation or true fertiliation.
Answer» SOLUTION :PROKARYOTES.

Discussion

13.	Question : Name the order of housefly. (A) Diptera (B) Poaceals (C) sepideales
Answer» Diptera Poaceals SEPIDEALES SOLUTION :PRIMATA

Discussion

14.	Question : Name the only vertebrate which behaves as osmoconformers.
Answer» SOLUTION :HAG FISH.

Discussion

15.	Question : Name the only natural process by which oxygen is liberated for use of respiration.
Answer» SOLUTION :By PHOTOLYSIS of WATER during PHOTOSYNTHESIS.

Discussion

16.	Question : Name the only hormone secreted by pars intermedia of the pituitary gland.
Answer» Solution :Pars intermedial of the PITUITARY gland secretes MELANOCYTE stimulating hormone (MSH). It.s functionis dispersal of MELANIN granules on SKIN.

Discussion

17.	Question : Name the nucleic acid in nucleolar organizer which is involved in the synthesis of ribosomal RNA is
Answer» m-DNA s-DNA n-DNA r-DNA Answer :C

Discussion

18.	Question : Name the non-nervous special cells present in inter nervous space
Answer» SOLUTION :NEUROGLIA CELLS

Discussion

19.	Question : Name the nitrogen fixing bacterium of root nodule in aleguminous plant.
Answer» SOLUTION :RHIZOBIUM SPP.

Discussion

20.	Question : Name the network of capillaries present in the Bownmans capsule.
Answer» SOLUTION :GLOMERULUS.

Discussion

21.	Question : Name the narrow band of meristematic tissue presentbetween the xylem and phloem.
Answer» SOLUTION : Intrafascicular CAMBIUM.

Discussion

22.	Question : name themuscularand theglandularlayersof humanuterus . Whichoneof theselayersundergoescyclicchangesduringmenstrual cycle? Namethehormone essential for themaintenance of thislayer .
Answer» Solution :(i)Muscular LAYEROF humanuterusis calledmyometrium andglandular layeriscalledendometrium . (II) Endometrium undergoescyclic changesduringmenstrual cycle. PROGESTERONE .

Discussion

23.	Question : Name the muscles involuntary in action .
Answer» SOLUTION :Unstriatedand CARDIAC MUSCLES.

Discussion

24.	Question : Name the muscles in the ventricles that are the extensions of the ventricle walls.
Answer» SOLUTION : PAPILLARY MUSCLES.

Discussion

25.	Question : Name the mouth part of cockroach which is comparable to our tongue.
Answer» SOLUTION :HYPOPHARYNX = LINGUA

Discussion

26.	Question : Name the most crucial enzyme found in root nodules for N_2- fixation? Does it require a special pink coloured pigment for its functioning? Elaborate.
Answer» Solution :Nitrogenase is the most required ENZYME in root nodules. It is necessary for `N_2` fixation. It is a protein possessing Mo-Fe, It converts atmospheric nitrogen into Ammonia. Pink pigment is LEGHAEMOGLOBIN. It creates anaerobic condition for FUNCTIONING of nitrogenase enzyme.

Discussion

27.	Question : Name the most serious threat to wildlife.
Answer» SOLUTION :DESTRUCTION of HABITATS.

Discussion

28.	Question : Name the most abundant enzyme found in the world.
Answer» SOLUTION :RUBISCO.

Discussion

29.	Question : Name the most abundant element next to C, H and O in higher plants.
Answer» SOLUTION :NITROGEN (N).

Discussion

30.	Question : Name the modified part in pitcher plant and bladder wort.
Answer» Solution :PITCHER plant has leaves modified as pitchers. Bladderwort has SEGMENTED leaves modified as TINY BLADDERS with a valve.

Discussion

31.	Question : Name the mineral element which is involved in the opening and closing of stomata and whose deficiency leads to yellow edges of leaves and their death
Answer» SOLUTION :POTASSIUM (K).

Discussion

32.	Question : Name the modes of nutrition in fungi.
Answer» SOLUTION :SAPROPHYTIC, PARASITIC and SYMBIOTIC.

Discussion

33.	Question : Name the methods of asexual reproduction seen in algae.
Answer» Solution :ZoosporesEg: ULOTHRIX. APLANOSPORE EG: VAUCHERIA. Autospore Eg: Chlorella. Hypnospore Eg: Chlamydomonas nivalis.

Discussion

34.	Question : Name the membranous covering protecting the sporangia in Dryopteris .
Answer» ANSWER :STOMIUM

Discussion

35.	Question : Name the meninges that cover the central nervous system.
Answer» SOLUTION :Duramrater ARACHNOID and PIAMATER

Discussion

36.	Question : Name the membranes that cover the lungs.
Answer» SOLUTION :PLEURAL MEMBRANES.

Discussion

37.	Question : Name the membranes through which the blood gets filtered at glomerulus.
Answer» Solution :Endothelium of CAPILLARIES, BASEMENT MEMBRANE and EPITHELIAL lining of Bowman capsule.

Discussion

38.	Question : Name the membrane that covers muscle fibre.
Answer» SOLUTION :SARCOLEMMA.

Discussion

39.	Question :Name the membrane that encloses the heart.
Answer» SOLUTION :PERICARDIUM

Discussion

40.	Question : Name the measurement unit of water potential.
Answer» SOLUTION :Pascals (Pa), 1 Mega pascal (MPA) = 10 bars,

Discussion

41.	Question : Name the materials phagocytosed by the WBCs and macrophages.
Answer» Solution :WBCs and macrophages TAKE BACTERIA, dead CELLS, fibres, DUST particles, etc.

Discussion

42.	Question : Name the male and female sex organs in Funaria. Also write the type of sexual reproduction present in Bryohytes.
Answer» Solution :Male sex ORGAN - Antheridium Female sex organ - Archegonium TYPE of SEXUAL REPRODUCTION - Oogamous

Discussion

43.	Question : Name the male and female organs in a fern.
Answer» SOLUTION :ANTHERIDIA - MALE ORGAN, Archegonia-female organ.

Discussion

44.	Question : Name the sex organs seen in Rhodophyceae.
Answer» SOLUTION :MALE SEX ORGAN is called SPERMATANGIUM. Female sex organ is called carpgonium.

Discussion

45.	Question : Name the major sets of internal factors which determine the value of water potential.
Answer» SOLUTION :MATRIC POTENTIAL `(Psi_m)`, SOLUTE potential `(Psi_n)` and PRESSURE potential `(Psi_p)`.

Discussion

46.	Question : Name the major component of the plant cell wall.
Answer» SOLUTION :CELLULOSE.

Discussion

47.	Question :Name the major classes of Bentham & Hooker Classification.
Answer» SOLUTION :CLASS 1. DICOTYLEDONAE, Class 2-Gymnospermae, Class 3-Monocotyledonae

Discussion

48.	Question : Name the main nineral corticoid in our body. What is its function?
Answer» Solution :ALDOSTERONE. Regulation of salt. It ALSO affects the HEART and BLOOD vessls and maintain water in the body.

Discussion

49.	Question : Name the main diseases of dairy cattle.
Answer» SOLUTION :Rinderpest, FOOT and MOUTH disease, COW pox, HEMORRHAGIC fever, anthrax.

Discussion

50.	Question : Name the macronutrient which is a component of all organic compounds but is not obtained from soil.
Answer» Solution :CARBON is very useful MINERAL element. That is obtained by plants in the FORM of `CO_2` from the ATMOSPHERE. Its proportion is 0.03% in atmosphere. Plants use it for PHOTOSYNTHESIS and forms glucose.

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question : Name the organism responsible for sleeping sicknessdisease.

Question : Name the organism in which incipient nucleus is found.

Question : Name the organic acid which undergoes both dehydrogenation and decarboxylation during aerobic respiration.

Question : Name the organelles which act as the cell's circulatory system, protein factories, power houses, disposal units and control centre.

Question : Which of the following organelle is believed to be an endosymbiont ?

Question : Name the organelles meant for ciliary and amoeboidmovements.

Question : Name the organelle which is often called as the power house of the cell.

Question : Name the organelles involved in photorespiration.

Question : Name the organelle called the power house of a cell.

Question : Name the organ that secretes: trypsin

Question : Name the organ that secretes chymotrypsin

Question : Name the orgamisms which have no process comparable to meioiss, gamete formation or true fertiliation.

Question : Name the order of housefly. (A) Diptera (B) Poaceals (C) sepideales

Question : Name the only vertebrate which behaves as osmoconformers.

Question : Name the only natural process by which oxygen is liberated for use of respiration.

Question : Name the only hormone secreted by pars intermedia of the pituitary gland.

Question : Name the nucleic acid in nucleolar organizer which is involved in the synthesis of ribosomal RNA is

Question : Name the non-nervous special cells present in inter nervous space

Question : Name the nitrogen fixing bacterium of root nodule in aleguminous plant.

Question : Name the network of capillaries present in the Bownmans capsule.

Question : Name the narrow band of meristematic tissue presentbetween the xylem and phloem.

Question : name themuscularand theglandularlayersof humanuterus . Whichoneof theselayersundergoescyclicchangesduringmenstrual cycle? Namethehormone essential for themaintenance of thislayer .

Question : Name the muscles involuntary in action .

Question : Name the muscles in the ventricles that are the extensions of the ventricle walls.

Question : Name the mouth part of cockroach which is comparable to our tongue.

Question : Name the most crucial enzyme found in root nodules for N_2- fixation? Does it require a special pink coloured pigment for its functioning? Elaborate.

Question : Name the most serious threat to wildlife.

Question : Name the most abundant enzyme found in the world.

Question : Name the most abundant element next to C, H and O in higher plants.

Question : Name the modified part in pitcher plant and bladder wort.

Question : Name the mineral element which is involved in the opening and closing of stomata and whose deficiency leads to yellow edges of leaves and their death

Question : Name the modes of nutrition in fungi.

Question : Name the methods of asexual reproduction seen in algae.

Question : Name the membranous covering protecting the sporangia in Dryopteris .

Question : Name the meninges that cover the central nervous system.

Question : Name the membranes that cover the lungs.

Question : Name the membranes through which the blood gets filtered at glomerulus.

Question : Name the membrane that covers muscle fibre.

Question :Name the membrane that encloses the heart.

Question : Name the measurement unit of water potential.

Question : Name the materials phagocytosed by the WBCs and macrophages.

Question : Name the male and female sex organs in Funaria. Also write the type of sexual reproduction present in Bryohytes.

Question : Name the male and female organs in a fern.

Question : Name the sex organs seen in Rhodophyceae.

Question : Name the major sets of internal factors which determine the value of water potential.

Question : Name the major component of the plant cell wall.

Question :Name the major classes of Bentham & Hooker Classification.

Question : Name the main nineral corticoid in our body. What is its function?

Question : Name the main diseases of dairy cattle.

Question : Name the macronutrient which is a component of all organic compounds but is not obtained from soil.