“The Knowledge Library”

Knowledge for All, without Barriers…

An Initiative by: Kausik Chakraborty.
03/02/2023 12:19 AM

“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

The Knowledge Library

Biology

Objective Questions and Answers Excretion system (उत्सर्जन तंत्र) 

(1)गुर्दे (वृक्क/किडनी) की निस्यंदन इकाई कौन-सी होती है? (a)एक्सॉन (b)नेफ्रॉन (c)न्यूरॉन (d)पीत फाइबर Ans-b (2)‘गुर्दे’ (किडनी) का कार्यात्मक यूनिट क्या है? (a)एक्सॉन (b)नेफ्रॉन (c)न्यूरॉन (d)धमनी

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Objective Questions and Answers Nervous system (तंत्रिका तंत्र) 

(1)निम्नलिखित में से कौन-सी मानव शरीर की सबसे बड़ी कोशिकाएं हैं? (a)अग्नाशय कोशिकाएं (b)उपकला कोशिकाएं (c)तंत्रिका कोशिकाएं (d)अधिचर्मिक कोशिकाएं Ans-c (2)न्यूरॉन क्या होता है? (a)ऊर्जा

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पाचन तंत्र

मानव पाचन तंत्र का परिचय पाचन तंत्र जठरांत्र मार्ग (Gastrointestinal tract), यकृत, अग्न्याशय और पित्ताशय से बना होता है। जठरांत्र मार्ग बनाने वाले खोखले अंग:

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What is Gender?

What do people mean when they say “gender”? One possible answer is that they’re talking about grammar. In some languages, nouns are assigned a gender

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What is a Carnivore?

The tiger is a hypercarnivore and apex predator. Carnivores can be hyper carnivores, mesocarnivores or hypo carnivores based on how much meat they eat. A

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Biology – Full Forms

✨1. ICBN : International Code for Botanical Nomenclature ✨2. ICZN : International Code of Zoological Nomenclature ✨3. NBRI : National Botanical Research Institute (Lko.) ✨4.

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HUMAN BRAIN

➖The brain of a human being is the central organ of the nervous system. ➖The human brain consists of three parts namely the cerebrum, the

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IMP OF PLANT KINGDOM

1) Isogamous sexual reproduction in algae- Ulothrix (flagellated) Spirogyra (non-flagellated) 2) Anisogamous sexual reproduction in algae- Udorina 3) Oogamous sexual reproduction in algae- Volvox, Fucus

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VITAMIN DEFICIENCY

1- Vitamin “A”: Night blindness 2- Vitamin “B1”: Beriberi 3- Vitamin “B2”: Ariboflavinosis 4- Vitamin “B3”: Pellagra 5- Vitamin “B5”: Paresthesia 6- Vitamin “B6”: Anemia

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Important Units- Biology

🌟1. Unit of classification : Taxon/category/rank. 🌟2. Unit of Neural system : Neurons 🌟3. Functional unit of kidney : Nephron. 🌟 4. Anatomical unit of

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Contributions of Biologists

🌟1. Binomial nomenclature was given by Carolus Linnaeus. 🌟2. Two kingdom system of classification was given by Carolus Linnaeus. 🌟3. Systema Naturae was written by

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What Is Synthetic Biology?

There are many scientists, though, who are working with the basic building blocks of life to create new processes and substances with a wide variety of potential applications. Scientists call this emerging discipline synthetic

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What are Chaperones?

DNA is a linear chain of nucleotides, portions of which are faithfully transcribed into linear messenger RNA. The message in this RNA is translated into

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