Odisha B.Ed Entrance 2026 | Biology Mock Test-8 | Important MCQ Practice

Hinzugefügt: 2026-05-29

[00:04:26]Hello sound. Okay.

[00:04:31]Okay.

[00:04:38]Option B.

[00:04:43]Option B. Huh. Next.

[00:04:47]during wrong blood transfusion.

[00:04:52]Wrong blood group.

[00:05:01]Option BL.

[00:05:08]Okay.

[00:05:12]reaction between antigen and antibbody antigen and antibbody. Huh? Option B correct. Option D. Take next. Vascular tissue fast appeared in vascular tissue fast appear algae bryophites or fungi.

[00:05:40]Vascular tissue fastes or fungi option.

[00:05:57]Huh? Teridoes.

[00:06:00]Teridoes. Okay. Vascular tissue starter.

[00:06:05]Then gymnosperm then angioperm.

[00:06:08]Vascular tissue present.

[00:06:10]bryophites.

[00:06:13]Vascular tissue, hydroids, hydroids and liptoids.

[00:06:24]Leptoids. Okay. Hydroids.

[00:06:27]Xylm replacement. Okay. Or homologus to xylem. Leptoids. Homologus to phm. Okay.

[00:06:35]Homologus to phm. Take.

[00:06:42]Huh? Leptoids or hydroids? Okay. So, option C. Next. Which plant group produces seed but no fruits? Co-plant group seed produce but fruit produce any.

[00:07:02]Which plant group produces seeds without fruit?

[00:07:10]Co that means seed ov yes or no fruit.

[00:07:27]seed ovary or fruit enclosed. Enclosed that means naked seed. Huh? Naked seed.

[00:07:35]So naked gymnosperm gymnosperm gymnos.

[00:07:46]Okay. Gymnosperma means seed. Okay. Sperma means seed. So gymnosperm naked seed angioperm angio means covered sperma means seed. Okay.

[00:08:01]So gymnosperm naked seed angioperm covered seed. Okay. So seed produce without fruits naked seed that is gymnosperm. Okay.

[00:08:17]Next.

[00:08:22]Anthosoids require water for fertilization in anththerosides water require fertilization group. Bryophytes and teridopites, bryophites only, angioperms only, fungi only.

[00:08:45]Anththerosids means male gamut. Male gamut require group bryophites and teridopites only bryophites only angioperm only fungi fungi are known as the amphibian of plant kingdom because they require water for their reproduction fertilization.

[00:09:17]Yes or no?

[00:09:31]Snake of plant kingdom. Okay. Snake of plant kingdom.

[00:09:40]Snake of plant kingdom. Okay.

[00:09:44]Huh? Option A. Option A. Bryophytes and teridophites both require water for fertilization. Okay.

[00:09:54]Next they ribosomes are mainly made up of Ribosomes are mainly made up of ribosomes mainly.

[00:10:12]Option B.

[00:10:27]Ribosomes.

[00:10:31]H ribosomes are mainly made up of RNA and protein. Okay. RNA and protein. Huh.

[00:10:41]Take option B. Option B. Okay.

[00:10:48]Which structure is present in plant cell but absent in animal cell? Co structure to plant cell present but animal cell absent.

[00:11:02]Plasma membrane cytoplasm. Cell wall.

[00:11:05]Nucleus.

[00:11:13]structure plant cell present but animal cell present. Okay. Other than plant cell bacteria cell okay bacterial cell okay that is that is sail wall that is sail wall. Okay.

[00:11:39]Huh? Bacteria cell wall is made up of mainly peptidoglycen. Huh.

[00:11:44]Peptidoglycen.

[00:11:47]Next.

[00:11:49]Which organ has its own DNA? Coorgan DNA.

[00:11:59]Which organ has its own DNA?

[00:12:07]H which organ has its own DNA? Okay.

[00:12:12]Okay. Other than mitochondria option other than mitochondria semi autonomous semiautonomous organals semiautonomous organals. Yes or no?

[00:12:36]Mitochondria. Mitochondria mitochondria semi-autonomous organ chloroplast.

[00:12:49]Chloroplast. Okay. Mitochondria and chloroplast both are semi autonomous organal.

[00:12:58]Circular DNA present. Okay. Circular DNA present.

[00:13:05]Okay.

[00:13:13]Okay.

[00:13:21]Next.

[00:13:23]Which organal is non-membranous?

[00:13:26]Coorg. Huh? Chloroplast. Take chloroplast. Okay.

[00:13:33]Huh. Mitochondria and chloroplast.

[00:13:38]Which organal is non-mebranous? Coorgan membrane present.

[00:13:46]Option A.

[00:13:49]Yes. Ribosome. Okay. Ribosome membrane present both proarots and ukarots.

[00:14:02]Proarot membrane bound organ present.

[00:14:07]Huh? Yes. Correct. Membrane bound organ ribosome.

[00:14:21]Proarot ribosome.

[00:14:27]Next.

[00:14:29]Bile is stored in bile juice.

[00:14:34]A correct bile store.

[00:14:42]Bile is stored in liver.

[00:15:02]Liver bile produce. Liver bile produce.

[00:15:07]Okay. Store gallbladder.

[00:15:11]Store gallbladder. Production of bile takes place in liver but store gallbladder. Question.

[00:15:20]Bile is stored in produced in liver.

[00:15:24]Stored in gallbladder. Okay. Produced in liver. stored in gallbladder. Bula H.

[00:15:34]Okay.

[00:15:36]Next.

[00:15:39]TSIN is secreted by TSIN.

[00:15:47]Huh? Bile is produced in liver and stored in gallbladder.

[00:15:53]Trison is secreted by trison secret.

[00:16:00]Trison is secreted by option.

[00:16:06]Option B. TSIN secret to pancreas. Tion function. Trison main function.

[00:16:15]Trison digest protein. Okay. Tinson active form inactive form inactive formogen.

[00:16:31]Okay. Tripogen pepsin. Pepsin is secreted by pepsin is secreted by pepsin secret.

[00:16:51]active form trinson. Okay. Similarly, pepsin secret.

[00:16:58]Pepsin secret.

[00:17:03]Huh? Peps. Pepsen. Inactive form.

[00:17:07]Secret. Pepsin. Secret.

[00:17:10]Stomach.

[00:17:11]Stomach. Okay. Tin secret, pancreas, pepsin secret, stomach major function protein digestion. Okay.

[00:17:21]Protein digestion inactive form active form.

[00:17:36]So is the active form. Inactive formogen. Okay. Similarly, pepsin is the active form. Inactive form, pepsinogen.

[00:17:48]Next, which of the following is a sedimentary biogeeochemical cycle?

[00:17:58]Sedimentary biogeeochemical cycle.

[00:18:01]Carbon cycle, nitrogen cycle, phosphorus cycle, oxygen cycle.

[00:18:09]H sedimentary cycle.

[00:18:13]Carbon cycle is a gaseous cycle.

[00:18:15]Nitrogen gasous oxygen gas. Yes or no?

[00:18:20]Huh?

[00:18:24]Only phosphorus cycle. Sedimentary cycle. Sedimentary cycle. Phosphorus.

[00:18:37]Earth crust. Okay. Earth crust.

[00:18:41]Earth crust. Rock. Rock. Okay. So, phosphorus earth crust. Take option C correct. Phosphorus cycle.

[00:18:53]Sedimentary cycle. Next.

[00:18:57]The pyramid of biomass is always upright in pyramid of biomass ecosystem.

[00:19:10]Huh? Phosphorus.

[00:19:16]Pyramid of biomass.

[00:19:18]Biomass.

[00:19:21]Pyramid of biomass is always upright in pyramid of biomass is always operate in grassland ecosystem.

[00:19:37]in grassland ecosystem.

[00:19:40]Grassland ecosystem primary producer grass yes or no grassland ecosystem primary consumer suppose grasshopper.

[00:19:51]Okay. And grasshopper snake or frog frog. Okay. So sequence sequence yes or no. So biomass biomass then yes or no pond pond ecosystem.

[00:20:35]Pond ecosystem aquatic ecosystem.

[00:20:39]Okay. So grassland ecosystem is the answer of biomass is always upright. Okay. Not strictly always flow% of biomass in grassland ecosystem is upright.

[00:21:14]Okay.

[00:21:16]Next.

[00:21:17]The process of nutrient enrichment in water bodies. The process of nutrient enrichment in water body is called process of nutrient enrichment in water body.

[00:21:42]process enrichment excessive that is utrification. Utrification.

[00:21:53]Okay. Excess nutrients.

[00:21:57]Huh. Correct. Option B. Utriofication.

[00:22:00]Okay.

[00:22:03]Utriofication.

[00:22:06]Next.

[00:22:09]Next. Capacitation of sperm.

[00:22:13]Capacitation of sperm occurs in Capacitation of sperm occurs in capacitation sperm seminer tubal epidmus vast difference female reproductive tract.

[00:22:30]Answer capacitation of sperm occurs in a capacitation of sperm.

[00:22:39]H sperm capacitation meaning sorry sperm capacitation meaning capacitation meaning got immediately fresh ejaculated sperm is not capable of fertilizing the oam okay fresh ejac option D correct option D correct okay got a freshly ejaculated sperm concor immedi Female reprodive series after 5 6 hours.

[00:23:32]Capacitation female reproductive tract. Okay. Female reproductive tract with sperm ejaculate.

[00:23:41]Okay.

[00:23:44]Huh. Huh. Depolarization reaction. Yes.

[00:23:48]Okay. Say female reproductive tract 5 to 6 hour capacitation. A series of chemical reaction.

[00:24:03]Okay.

[00:24:04]ation code. Female reproductive tract.

[00:24:07]Clear? Female reproductive tract.

[00:24:15]Next. The membrane surrounding the O.

[00:24:34]membrane surrounding the O. overra meant corner.

[00:24:57]Okay.

[00:24:59]Major function functioning polyeric prevent. Okay.

[00:25:13]Now int. Okay.

[00:25:24]Zp1, Zp 2, Zp 3, Zp1, Zp 2, Zp 3 Z 3 mainly prevent allow. Okay. So is the membrane surrounding the O.

[00:25:44]Clear.

[00:25:45]Clear.

[00:25:47]Prevent polermy. Yes.

[00:25:50]Polermy. Prevent.

[00:25:53]Next they in menstrual cycle ovulation occurs approximately code menstrual cycle ovulation code option corner.

[00:26:13]Huh?

[00:26:16]Option C. 14th day. Yes, correct. 14th day. Okay. Next. Which layer of uterus shed during menstruation?

[00:26:29]Cool layer. Uer shade menstruation.

[00:26:49]Outer layer.

[00:26:51]Perimetrium.

[00:26:52]Perimetrium.

[00:27:01]Endomtrium.

[00:27:04]Yes or no? Endometrium.

[00:27:07]Myometrium.

[00:27:08]Middle. Myometrium.

[00:27:19]to support pregnancy. Okay. Endometrium got a thick lining of mucus develop to support pregnancy endometrium breakdown breakdown through blood and mucus release. Okay. So endometrium not myometrium functional endometrium. Okay.

[00:27:44]Option C. Option C. Clear.

[00:27:49]Next.

[00:27:51]Colostrum is rich in colostrum corner.

[00:27:58]Now myometrium implantation endometrium inner layer.

[00:28:04]Myometrium middle layer implantation takes place in endometrium.

[00:28:12]Okay.

[00:28:32]colostrum. Okay.

[00:28:39]Okay. Colostrum.

[00:28:45]Colostrum.

[00:28:47]What is colostrum?

[00:28:52]Option D. IGM option B IGA colostrum actually fast yellowish and that is reach in antibbody reach in antibbody co- antibodies co antibodies IgA IgA. Okay.

[00:29:27]Huh? IgA clear? Okay. Next.

[00:29:38]Cleavage division in human zygote R.

[00:29:42]Cleavage division. Huh? A iga present colostrum.

[00:29:51]Take. Next. cleavage division in human zygote. Human zygote division.

[00:30:00]Okay.

[00:30:07]Human zygote division.

[00:30:28]Option C, mitoic.

[00:30:33]Option C.

[00:30:37]Cleavage of normal cell division difference.

[00:30:41]Cleavage.

[00:30:46]Cleavage of normal cell division difference. Good morning difference.

[00:30:55]Cleavage normal cell division cleavage. Okay.

[00:31:05]And normal cell division mitosis. Okay.

[00:31:11]Major difference.

[00:31:18]Nucleus per cytoplasm ratio constant.

[00:31:25]Nucleus per cytoplasm ratio constant.

[00:31:34]Number of sale number of sale increase.

[00:31:38]Okay. Number of cell increase. But volume of cytoplasm volume of cytoplasm constant constant. Okay. Suppose that is cleavage.

[00:32:10]But normal mitosis cytoplasm.

[00:32:16]Yes.

[00:32:30]Mother cells number of cell but volume of cytoplasm increase. Okay.

[00:32:49]Okay.

[00:32:51]Next.

[00:32:53]ICSI is mainly used when ICSI is mainly used ICS, ICI male has very slow sperm count. Option B, ICSI H.

[00:33:40]ICSI is mainly used when ICS full form.

[00:33:45]Intracytoplasmic sperm ejection. Yes or no?

[00:33:51]Intracytoplasmic sperm ejection. That means directly through micro injection.

[00:33:59]sperm inject yes or no. So IC intracytolasmic sperm ejection sperm capableally female has blocked ovulation does not occur utterus is absent. So the pregnancy support intracytoplasmic sperm injection. Yes.

[00:34:30]So male very low sperm count.

[00:34:35]Intracytoplasmic sperm ejection. Okay.

[00:34:42]Next.

[00:34:46]Test tube baby program primarily refers to S tube baby.

[00:34:54]Huh? Intracytoplasmic sperm injection.

[00:35:00]Test tube baby.

[00:35:05]Test tube baby. Very commonly used. Test tube baby.

[00:35:10]Yes or no?

[00:35:13]Both commonly used. Huh? IVF. IVF in vitro fertilization. Okay. Laboratory fertilization inside a test tube. IVF tube. IVF. IVF in vitro fertilization followed by embryo transfer.

[00:35:41]test inside body laboratory viv body. Okay.

[00:35:56]So test tube baby program primarily refers to IVF followed by embryo transfer.

[00:36:15]particular stage.

[00:36:23]Okay.

[00:36:28]Clear?

[00:36:30]Next.

[00:36:33]Which art technique involves direct transfer of gamut into fallopian tube?

[00:36:39]Art full implant implant full art corner.

[00:37:03]assisted reproductive reproductive assisted reproductive technology.

[00:37:19]Huh? Assisted reproductive technology.

[00:37:24]Assisted reproductive technology.

[00:37:38]A art assisted reproductive technology help to have child or to have offspring.

[00:37:44]Okay. Different different technique.

[00:37:48]Huh? Different different technique help.

[00:37:51]Okay.

[00:37:54]Okay.

[00:38:02]Okay. Intrafalopian transfer. Next intracytoplasmic sperm ejection. Zygote intrafalopian transfer. Okay.

[00:38:22]Yes or no?

[00:38:26]Clear.

[00:38:29]Next.

[00:38:31]Huh? Surrogate mother is a woman who surrogate mother is a woman who donates only donates sperm only carries embryo for another couple or under goes IVF herself only surrogate mother surrogate mother surrogate mother option Option.

[00:39:02]Huh? Option C. Option C. Okay.

[00:39:14]Surrogate mother.rogate mother. Okay.

[00:39:18]Surrogate mother.

[00:39:20]Next.

[00:39:23]Which blood vessel carries oxygenated blood from lungs to heart?

[00:39:30]Option C correct.

[00:39:32]Option C correct.

[00:39:35]Blood vessel oxygenated blood lung through heart.

[00:39:42]Option B.

[00:39:44]Oxygenated blood lung through heart pulmonary vein. Option B. H oxygenated blood lungs through heart pulmonary vein. Deoxxygenated bloods deoxxygenated bloods.

[00:40:19]Sorry.

[00:40:32]Pulmonary artery exception. Huh?

[00:40:36]Exception.

[00:40:38]Now de oxygenated blood normally carry vein. Oxygenated blood carry artery. But pulmonary vein carry pulmonary vein.

[00:40:48]Oxygenated blood carry pulmonary artery deoxxygenated blood. Okay. Huh.

[00:40:56]Highest blood pressure blood capillary or vein or artery. Highest blood pressure.

[00:41:10]Highest blood pressure.

[00:41:13]Okay. Out.

[00:41:15]Highest blood pressure out. Okay. Next.

[00:41:22]Which valve prevents backflow of blood from left ventricle to left atrium?

[00:41:32]Backflow of highest blood pressure.

[00:41:37]Option B are a backflow of blood from ventricle left ventricle to left atrium.

[00:41:50]Right atrium, right ventricle, left atrium, left ventricle. Yes or no?

[00:41:58]Option C. Biccuspit valve. Okay.

[00:42:05]Bicuspid valve. Bicuspid valve. Right atrium of right ventricle.

[00:42:12]Triricuspid valve. Yes or no?

[00:42:15]Triricuspid valve.

[00:42:19]Left atrium of left ventricle.

[00:42:22]Bicuspid or bicuspid or mal valve. Mal valve. Yes or no? Yes or no?

[00:42:37]Yes or no?

[00:42:40]Huh? Bicuspid valve. Okay. Bicuspit valve. Option C. Bicuspit valve. Back flow. Ventricle rer back flow prevent left side. Bicuspid valve or mal valve.

[00:42:56]Okay. Bicuspit valve or mal valve. Huh?

[00:43:01]Take mal valve.

[00:43:04]Next lifespan of RBC normally RBC lifespan lifespan of RBC normally h RBC lifespan normally which 120 days 120 days Okay.

[00:43:35]Normal lifespan 120 days.

[00:43:41]Next heartbeat first sound love.

[00:43:48]Second sound.

[00:43:54]Second sound.

[00:43:56]First love sound.

[00:44:01]Fast love sound option.

[00:44:09]Fast love sound.

[00:44:17]Always remember heartbeat fast love sound. I say closer of closer of AV valve. Okay. Atrio ventricular valve.

[00:44:26]Atrio ventricular valve.

[00:44:30]Bicaspiruspid valve those are AVO ventricular valve. Okay.

[00:44:39]So closer of AV valve L sound produced closer of semunar valve dub sound produced. Okay. Huh. So option B is the correct answer. Take option B.

[00:44:58]Huh? AB valve.

[00:45:01]Next, who are naked plants?

[00:45:10]Naked plants.

[00:45:13]Naked plant.

[00:45:16]Gymnosperm. Gymnosperm.

[00:45:19]Gymnosperm.

[00:45:20]Next. Next.

[00:45:23]Flower. Characteristics.

[00:45:26]Flower. Huh? Characteristics gymnosperm, terterodidopytes, angioperms or bryophites, flower h. Angioperm angioperm. Okay.

[00:45:43]Closed seed produce. Closed seed produce. Flower reproductive structure.

[00:45:48]Male and female reproductive structure.

[00:45:51]Yes or no? Okay. So, huh. Angioperm.

[00:45:56]Next.

[00:45:58]Presence of thick cuticle and sunken stomata is an adaptation seen in presence of thick cuticle and sunken stomata is an adaptation. Present thick cuticle and sunken stomata present.

[00:46:29]Hydrophites, zeropites, mesopites, hellopites.

[00:46:34]Zerites, zeropites. Plants those are adapted to dry condition. Okay. plants those are adapted to dry condition. Dry condition.

[00:46:47]Okay. So dry condition or dry climate plants dry transpiration. Desert plants, dry area plants, thick cuticle stom transpiration. Okay. Water loss.

[00:47:18]Thick cuticle and sunken stomata. Clear.

[00:47:22]Thick cuticle and sunken stomata.

[00:47:27]Hydrophites plants adapted to water.

[00:47:31]Water aquatic plants. Meopites normal environment. Land plants. Okay.

[00:47:40]Huh. Cam plants. Okay.

[00:47:46]Hello.

[00:47:51]Hello.

[00:47:56]Huh? Saline. Saline. Saline environment adopted. Hello plants. Okay. Next.

[00:48:04]Hydrophes generally possess Hydroenally.

[00:48:11]Hydrophes generally possess high saline concentration.

[00:48:26]Hydrophes means aquatic plants.

[00:48:34]Aquatic plants.

[00:48:41]Large air cavities. Large air cavities.

[00:48:45]Option C. Option C.

[00:48:54]Okay.

[00:49:05]large air.

[00:49:21]Yes or no?

[00:49:31]buoyancy upward thrust by water body.

[00:49:34]Okay.

[00:49:40]directly photosynthesis that's why okay fine large air cavities okay next question desert animals usually excretes Desert animals usually excrete dilute urine, concentrated urine, excess water, ammonia only.

[00:50:19]Huh.

[00:50:22]Desert animal excrete dilute urine, concentrated urine, excess water or ammonia only.

[00:50:40]Option B, concentrated urine. Concentrated urine.

[00:50:48]Water loss minimize.

[00:50:51]Water loss minimize concentrated urine.

[00:50:56]Okay.

[00:51:22]Huh.

[00:51:26]Next, migration in birds mainly helps in Migration in BS mainly helps in predator escaping unfavorable climate or water conservation favorable condition. Okay.

[00:52:10]BS migration. Yes or no? So option C.

[00:52:14]Hm. Option C.

[00:52:19]Next. G. Polar beers possess white fur.

[00:52:23]Mainly fur. Polar beers. White fur.

[00:52:26]Possess.

[00:52:35]Huh. Escaping. Unfavorable condition.

[00:52:41]Polar beer white heat production camouflage reproduction digestion white option B camouflage huh take camouflage okay uh huh Huh.

[00:53:13]Okay.

[00:53:26]Okay.

[00:53:32]Camouflage. Okay.

[00:53:38]Chamon. Camouflage.

[00:53:40]predator.

[00:53:42]Okay.

[00:53:48]In ginger food is stored in ginger food.

[00:53:59]Hunting strategy. Camouflage. Okay.

[00:54:05]Ginger food store.

[00:54:10]H option ginger risome risome. Okay ryome modified modified stem. Okay modified stem. Ryome modified stem. Huh? Option C. Ginger food store ryome. Okay. Ryome that is a modified stem. modified. Okay.

[00:54:49]Onion bulb. Huh? Modified nodes and potato tuber.

[00:55:05]Uh stem.

[00:55:10]Okay. Modified underground stem. Yes.

[00:55:14]Modified underground stem. Next.

[00:55:18]Wildlife conservation is mainly important.

[00:55:23]Wildlife conservation mainly important.

[00:55:29]Has nodes inter nodes and scales. Okay. Take a adventous root corner. Adventous root corner. What is adventous root?

[00:55:46]Her wildlife conservation is important mainly increase hunting chances, maintain maintain ecological balance, increase population, reduce her hunting chances.

[00:56:06]Option wildlife conservation important ecological balance ecological balance. Okay.

[00:56:21]H maintaining ecological balance.

[00:56:30]Example, adventous root.

[00:56:35]What is adventous root?

[00:56:42]Normally develop radical radical or develop.

[00:56:49]Yes or no? Root develop rad support.

[00:57:24]Yes or no?

[00:57:26]Yes or no? Okay.

[00:57:31]So, last question.

[00:57:34]Lychans are good condu indicators of huh runners. Yes, runner. Strawberry.

[00:57:47]Lychans are good indicators of kah good indicators of air pollution. air pollution organism algae and fungi. Algae and fungi. Algae is highly sensitive to sulfur dioxide.

[00:58:11]Okay. Sulfur dioxide medium air pollution. Medium air pollution.

[00:58:46]Highly polluted. Okay. Highly polluted.

[00:58:52]Algae plus fungi. Huh.

[00:59:03]Okay.

[00:59:06]So, hope all the best.

[00:59:12]class. Thank you.