Biology NCERT Example For NEET 2023 (important)

NEET 2023

Biology NCERT books are the primary source for the NEET Biology syllabus, and each chapter must be thoroughly studied and understood by students.
Students must pay close attention to the NCERT examples in the Biology textbook for NEET 2023. The examples help students understand the concepts better and prepare them for the NEET exam.

Table of Contents

The NCERT examples are an important part of the Biology textbook because they include a variety of questions of varying difficulty levels. These examples assist students in developing problem-solving skills and analytical abilities. Solving these examples also assists students in identifying their own strengths and weaknesses and working on them accordingly.

The NCERT examples also give students a preview of the NEET exam pattern. The questions are intended to assess the application of textbook concepts and theories. Practicing these questions allows students to develop the necessary speed and accuracy for the NEET exam.

Further more, the NCERT examples cover every chapter in the Biology textbook, and students must complete all of them. These examples include genetics, ecology, evolution, and human physiology, among other things. As a result, students must ensure that they comprehend and solve each example in the textbook.

So, Here we have added all NCERT Biology Examples that are Very important —

Part 1

1) Asexual Reproduction

  • Binary Fission : Amoeba
  • Budding : Yeast
  • Cell Division : Protists and Monerans

2) Asexual Reproduction Structures

  • Zoospores : Chlamydomonas
  • Conidia : Penicillium
  • Buds : Hydra
  • Gemmules : Sponge

3) Vegetative Propagules in Angiosperms

  • Eyes : Potato
  • Rhizome : Ginger, Banana
  • Bulbil : Agave
  • Leaf buds : Bryophyllum
  • Offset : Water Hyacinth

4) Oestrus Cycle

  • Tiger, cows, sheep, rats, deers, dogs

5) Menstrual Cycle

  • Monkeys, apes and humans

6) Monoecious Plants (Bisexual plants)

  • Cucurbits and coconut, Chara

7) Dioecious Plants (Unisexual Plants)

  • Papaya and date palm, Marchantia

8) Bisexual animals (Hermaphrodite)

  • Earthworm, sponge, tapeworm and leech

9) Unisexual animals

  • Cockroach

10) Parthenogenesis

  • Rotifers, honeybees, some lizards, birds (Turkey)

11) External fertilization

  • Most aquatic organisms – Majority of algae and fishes as well as amphibians

12) Internal fertilization

  • Many terrestrial organisms – Belonging to fungi
  • Higher animals (reptiles, birds, mammals)
  • Majority of plants – Bryophytes, pteridophytes, gymnosperms and angiosperms)

13) Multicarpellary, Syncarpous pistil

  • Papaver

14) Multicarpellary, Apocarpus gynoecium

  • Michelia

15) Presence of one ovule in an ovary

  • Wheat, Paddy, Mango

16) Presence of many ovules in an ovary

  • Papaya, Watermelon, Orchids

17) Autogamy

  • Viola (common pansy), Oxalis and Commelina

18) Abiotic agents of pollination

  • Wind and water

19) Biotic agents of pollination

  • Animals [Bees, Butterflies, beetles, wasp, ants, moths,
  • birds (sunbird and humming birds), bats, some
  • primates(lemurs) and arboreal(tree-dwelling) rodents, reptiles (gecko lizard and garden lizard)]

20) Wind pollination

  • Grasses

21) Water pollination

Algae, bryophytes, pteridophytes

  • Vallisneria and Hydrilla (grow in fresh water
  • Zostera (grow in marine water)

Insect or Wind pollination – Water hyacinth and water lily

22) Endosperms completely consumed bydeveloping embryo before seed maturation

  • Pea, groundnuts, beans

23) Persistent Endosperm

  • Castor and coconut

24) Albuminous seed

  • Wheat, maize, barley, castor,sunflower

25) Non-Albuminous seed

  • Pea and groundnut

26) True fruits

  • Most of the fruits

27) False fruits

  • Apple, strawberry, cashew

28) Parthenocarpic fruits

  • Banana

29) Apomixis

  • Asteraceae and grasses

30) Polyembryony

  • Citrus fruits

31) Hormones released during pregnancy

  • hCG, hPL, Estrogens, Progestogens(by placenta)
  • Relaxin (by ovary)
  • During pregnancy levels of estrogens, progestrogens, cortisol, prolactin,thyroxine are also increased in maternal blood

32) Natural methods of contraception

  • Periodic abstinence
  • Withdrawal or coitusinterrupts
  • Lactational amenorrhea

33) Barrier methods of contraception

  • Condoms, Diaphragms, cervical caps and vaults

34) IUDs

  • Non-medicated IUDs – Lippesloop
  • Copper releasing IUDs – CuT, Cu7, Multiload 375
  • Hormone releasing IUDs – Progestasert and LNG- 20

35) Incomplete Dominance

  • Dog flower (snapdragon or Antirrhinumspecies)

36) Co-dominance

  • ABO blood grouping

37) Multiple Allelism

  • ABO blood grouping

38) Pleiotropy

  • Phenylketonuria

39) Male Heterogamety

  • Humans and drosophila (XY)

40) Female Heterogamety

  • Birds (ZW)

41) Point mutation

  • Sickle cell anemia

42) Mendelian Disorders

  • Haemophilia, Cystic fibrosis, Sickle cell anemia,
  • colorblindness, phenylketonuria, thalassemia

43) Chromosomal disorders

  • Down’s syndrome, Klinefelter’s syndrome, Turner’s syndrome

44) Purines

  • Adenine and Guanine

45) Pyrimidines

  • Cytosine, Uracil and Thymine

46) Homologous structures (Divergent evolution)

  • Forelimbs of whales, bats, cheetah and humans
  • Vertebrate hearts or brains
  • Thorns and tenders of Bougainvillea and Cucurbita

47) Analogous structures (Convergent evolution)

  • Wings of butterfly and birds
  • Eye of octopus and mammals
  • Flippers of penguins and dolphins

48) Root modification

  • Sweet potato

49) Stem modification

  • Potato

50) Adaptive radiation

  • Darwin finches
  • Australian Marsupial

51) Placental mammals

  • Mole, anteater, mouse, lemur, flying squirrel,

bobcat, wolf

52) Australian mammals

  • Marsupial mole, numbat(anteater),marsupial mouse, spotted cuscus, flying phalanger, Tasmanian tiger cat, Tasmanian wolf

53) Passive Immunity

  • Colostrum, Injection in case of snake bites

54) Primary lymphoid organs

  • Bone marrow, and thymus

55) Secondary lymphoid organs

  • Spleen lymph nodes, tonsils, Peyer’s patches

of small intestine and appendix

56) Fresh water fish

  • Catla, Rohu, and Common carp

57) Marine fishes

  • Hilsa, sardines, Mackerel and Pomfrets

58) Semi-dwarf varieties of wheat

  • Sonalika and Kalyan Sona

59) Semi-dwarf varieties of rice

  • Jaya and Ratna

60) Diseases caused by fungi

  • Brown rust of wheat, red rot of sugarcane,late blight of potato

61) Diseases caused by bacteria

  • Black rot od crucifers

62) Diseases caused by viruses

  • Tobacco mosaic and turnip mosaic

63) Free living nitrogen fixing bacteria

  • Azospirillum, Azotobacter

64) Cyanobacteria as Nitrogen fixers

  • Anabaena, Nostoc, Oscillatoria

65) Symbiotic Nitrogen fixing Bacteria

  • Rhizobium

66) Major biomes of India

  • Tropical rain forest
  • Deciduous forest
  • Desert
  • Sea coast

67) Predation

  • Prickly pear cactus and cactus feeding predator (amoth)

68) Parasitism

  • Life cycle of human liver fluke
  • Malarial parasite
  • Cuscuta

69) A brute parasitism

  • Cuckoo (Koel) and the crow

70) Commensalism

  • Barnacles growing on the back of a whale
  • An orchid growing on as an epiphyte on amango branch
  • Cattle Egret and grazing cattle
  • Sea anemone and clown fish

71) Mutualism

  • Lichens – mutualistic relationship between a fungus and a photosynthesizing algae or cyanobacteria
  • Mycorrhizae – association between fungi and roots of higher plants
  • Pollination (zoophily, entomophily)
  • Between fig tree and wasp

72) Gaseous nutrient cycle

  • Nitrogen, carbon cycle

73) Sedimentary cycle

  • Sulphur and phosphorus cycle

74) Plants with Hallucinogenic properties

  • Erythroxylum coca, Atropa belladonna and Datura

75) Symbiotic Nitrogen fixing bacteria

  • Rhizobium

76) Free living Nitrogen fixing bacteria

  • Azospirillum and Azotobacter

77) Cyanobacteria as nitrogen fixer

  • Anabaena, Nostoc, Oscillatoria

78) Competition

  • Between superior barnacle Balanus and smaller barnacle

79) In situ conservation

  • Biosphere reserve, national parks, wildlife sanctuaries

80) Ex situ conservation

  • Zoological parks, botanical gardens and wildlife safari parks
Share your Friends

Leave a comment

List of Best Career Options After 12th in 2024 7 MOST POPULAR COURSES IN DELHI UNIVERSITY List Of Popular Colleges Of Delhi University AP SSC or Class 10th Supplementary Result 2023: How To Check Marks CBSE Compartment Result 2023 Class 10: How​​​​ to check Top CBSE Schools in Delhi Best Medical Courses After 12th Without Neet UPSC Declares Result of Civil Services Preliminary Exam Top 10 IITs for Chemical Engineering JEE Advanced 2023 Answer Key Released: Check Provisional Key and Results NEET UG Result 2023: NTA to Release Results This Week Top 10 NIT Colleges in india Top 10 Diploma Colleges in Mumbai for Computer Engineering Top 10 NIRF Ranking 2023 Medical colleges 10 BEST IT COURSES TO PURSUE AFTER CLASS 12 6 Top Mechanical Engineering Programmes in the World NEET UG Result 2023: OMR Sheets Released on Top 10 Delhi University Colleges and their Ranking