Omnibiora

URMILA SCIENCE ACADEMY  BY - B.K. SAMOTYA SIR  EPP -3   Class 11 Biology  Chapter 3: Plant Kingdom Important Questions (74 Marks Total) A. Objective Type Questions (20 × 0.5 = 10 Marks ) (Each question carries 0.5 mark – choose the correct option) 1. Funaria belongs to which group? a) Algae b) Bryophyta c) Pteridophyta d) Gymnosperms 2. The main photosynthetic pigment in red algae is – a) Chlorophyll a b) Phycoerythrin c) Chlorophyll b d) Xanthophyll 3. The chief reserve food of brown algae is – a) Starch b) Mannitol + Laminarin c) Glycogen d) Floridean starch 4. Archegonium is found in – a) Algae b) Bryophyta c) Angiosperms d) Gymnosperms 5. Prothallus is the gametophyte of – a) Ferns (Pteridophytes) b) Mosses c) Liverworts d) Gymnosperms 6. “First vascular plants” are – a) Algae b) Bryophyta c) Pteridophyta d) Angiosperms 7. Fertilization in gymnosperms is – a) Single b) Double c) Triple d) None of these 8. In angiosperms, the embryo sac is usually – a) 4-nuclea...

URMILA SCIENCE ACADEMY  BY- B.K. SAMOTYA SIR  Important questions & answers  Class 11th Biology  Class 11 Biology – Chapter 3: Plant Kingdom A. Objective Type Questions (30) Q1. Funaria belongs to which group? Explain in detail. Answer: Funaria is a moss, belonging to Bryophyta . Bryophytes are non-vascular plants, small, green and usually found in moist places. They show alternation of generations: gametophyte dominant and sporophyte dependent. Funaria gametophyte consists of rhizoids , leafy shoots, while sporophyte has foot, seta, capsule.  Example: Funaria hygrometrica . Q2. Stored food in Rhodophyceae is: Answer:  Red algae store Floridean starch .  They have pigments chlorophyll a, d and phycoerythrin giving red colour. Mostly marine; used for agar , carrageenan , food, and fertilizers. Q3. Brown algae contain which pigment? Answer: Brown algae contain Fucoxanthin along with chlorophyll a and c . Stored food: mannitol and laminarin ....

  URMILA SCIENCE ACADEMY  BY - B.k. sir Class 11 – Biology Chapter 2 – Biological Classification Important Questions with Answers PART – A : Objective Type Questions 1. Fill in the Blanks 1. The five kingdom classification was given by R.H. Whittaker (1969). 2. The two kingdom classification was proposed by Carolus Linnaeus . 3. Cyanobacteria are also called blue-green algae . 4. The cell wall of fungi is made up of chitin . 5. Viruses are made up of nucleic acid and protein coat . 6. Methanogens are found in the rumen of cattle . 7. Lichens are symbiotic association of algae and fungi. 8. Viroids were discovered by Theodore O. Diener . 2. Multiple Choice Questions (MCQs) 1. Viruses are: a) Prokaryotes b) Eukaryotes c) Both d) Neither ✅ Answer : d) Neither 2. Five kingdom classification was proposed by: a) Haeckel b) Whittaker c) Linnaeus d) Aristotle ✅ Answer: b) Whittaker 3. The cell wall of bacteria contains: a) Cellulose b) Peptidoglycan c) Chitin d) Lignin ✅ Answer ...

URMILA SCIENCE ACADEMY By - B.K. Samotya Sir  The PDF link of Class 11th Biology – Chapter 1 ( The Living World ) Practice Paper is provided here. Dear Students, This Practice Paper of Class 11th Biology – Chapter 1 (The Living World 🌍) has been specially prepared according to the Annual Exam pattern. 👉 It has been designed by Urmila Science Academy (By – B.K. Samotya Sir) to help students clear their concepts and strengthen their exam preparation. 📘 This paper includes all types of questions – Objective , Fill in the Blanks , Short Answer , Long Answer , etc. ✍️ In this blog, the PDF link of EPP–1 Answer Sheet is also provided so that students can check their answers. Exam practice paper pdf download link : https://drive.google.com/file/d/1s1jtdHkhJqa6wGrzsLcTOHMFUqav3fj1/view?usp=drivesdk Exam practice paper ANSWER SHEET PDF download link : https://drive.google.com/file/d/1reA6ZWijFFWqBxtjm09i_6iAnoERqLDJ/view?usp=drivesdk Note :  👉 On this blog, you will get complete ed...

📘 The Living World – Question Bank (Class 11 Biology) ✨ Part A: Objective Questions (25) 1. Who is known as the ‘Father of Taxonomy ’? 👉 Carl Linnaeus 2. ICBN stands for: 👉 International Code of Botanical Nomenclature 3. ICZN stands for: 👉 International Code of Zoological Nomenclature 4. The branch of biology dealing with classification is: 👉 Taxonomy 5. The term ‘ systematics ’ was introduced by: 👉 Carolus Linnaeus 6. The word ‘Taxonomy’ was first coined by: 👉 A.P. de Candolle 7. Who wrote the book ‘ Systema Naturae ’? 👉 Linnaeus 8. Father of modern botany is: 👉 Theophrastus 9. Who is the Father of Zoology? 👉 Aristotle 10. Binomial nomenclature consists of how many words? 👉 Two (Genus + Species ) 11. Homo sapiens belongs to the family: 👉 Hominidae 12. Mangifera indica belongs to which genus? 👉 Mangifera 13. Which character differentiates living from non-living? 👉 Reproduction 14. All living organisms grow by: 👉 Cell division 15. Which organism reproduces by spore ...

  By - bk samotya sir  B.K. samotya sir  By :- B.K. SAMOTYA SIR  Blog:-   1 .  Omnibiora.blogspot.com 2.  Biomentra.blogspot.com Cont. - bkkrishan001@gmail.com 📘 Unit 1 – Rep roduction (प्रजनन) 🔍 Important Full Forms & Terms (महत्वपूर्ण फुल फॉर्म व शब्दावली) Full Form / Term English Meaning/Hindi Explanation DNA – Deoxyribonucleic Acid { Carries genetic information} ( आनुवंशिक सूचना वहन करता है ) RNA – Ribonucleic Acid { Helps in protein synthesis} ( प्रोटीन निर्माण में सहायक ) MTP – Medical Termination of Pregnancy { Legal abortion} ( गर्भपात की चिकित्सा प्रक्रिया ) IVF – In Vitro Fertilization { Test tube baby method }( टेस्ट ट्यूब बेबी तकनीक ) ART – Assisted Reproductive Technology ( Infertility treatment methods)  ( संतानहीनता की चिकित्सा तकनीक) IUI – Intrauterine Insemination Sperm injected into uterus ( गर्भाशय में शुक्राणु डालना ) ZIFT – Zygote Intra Fallopian Transfer { Zygote placed in fallopian tube} ( युग्...