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Posted by Kuldeep Kumar 9 months, 4 weeks ago

CBSE > Class 10 > Science
  • 1 answers

Kavaiya Vivek 9 months, 4 weeks ago

Zbs

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    • Posted by M.Dharshini M.Dharshini 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 2 answers

    Alfiya💫💫💫 . 9 months, 3 weeks ago

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    Shivam Kumar 9 months, 4 weeks ago

    ElementAtomic NumberValencyValency of Hydrogen11Valency of Helium20Valency of Lithium31Valency of Beryllium42Valency of Boron53Valency of Carbon64Valency of Nitrogen73Valency of Oxygen82Valency of Fluorine91Valency of Neon100Valency of Sodium (Na)111Valency of Magnesium (Mg)122Valency of Aluminium133Valency of Silicon144Valency of Phosphorus153Valency of Sulphur162Valency of Chlorine171Valency of Argon180Valency of Potassium (K)191Valency of Calcium202Valency of Scandium213Valency of Titanium224Valency of Vanadium235,4Valency of Chromium242Valency of Manganese257, 4, 2Valency of Iron (Fe)262, 3Valency of Cobalt273, 2Valency of Nickel282Valency of Copper (Cu)292, 1Valency of Zinc302

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    • Posted by Krittika 💜💜 Patil 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 2 answers

    Kanika .... 9 months, 4 weeks ago

    Each step of food chain is known as trophic level Example :🌱 →🦗→🐸→🐍→🦅 Grass →grasshopper →frog→snake→eagle In above example Grass is producer and grasshopper 🦗 is at second trophic level

    3Thank You

    Raunak Kumar 9 months, 4 weeks ago

    The various steps in a food chain at which the transfer of food or energy takes place are called trophic levels. Grass -> Deer -> Lion Grass - Trophic level 1 Deer - Trophic level 2 Lion - Trophic level 3

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    • Posted by Aditya . 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 5 answers

    Daksh Ajmera 9 months, 4 weeks ago

    The barriers used by females are cervical caps.

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    Mahi Sharma 9 months, 4 weeks ago

    Such barriers are known as contraceptive methods which are used to prevent std's: 1. Oral pills : Mala-N, Mala-D, saheli etc 2. Spacing method : condoms, iud , copper.t , coitus interruption etc 3. Terminal method : a. Vasectomy; blocking of vas deference both sides (male sterilization) B. Tubectomy; blocking of fallopian tune from both sides (female)

    0Thank You

    Jakir Khan 9 months, 4 weeks ago

    Copper tin

    0Thank You

    Sazid Ansari 9 months, 4 weeks ago

    Dipharam

    0Thank You

    Gayatri Meghwal 9 months, 4 weeks ago

    copper tin , condums

    0Thank You

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    • Posted by Aditya . 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 2 answers

    Amrita Giri 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Hrishika Goswami 9 months, 4 weeks ago

    Mechanical Barrier methods:- Condom, cervical caps.. Chemical Barrier methods:- Copper-T, Oral Pills, Vaginal pills.. Surgical Barrier methods:- Surgical Operations..

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    • Posted by Krittika 💜💜 Patil 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 2 answers

    Wdym Bruj 9 months, 3 weeks ago

    SELF POLLINATION 1) It occurs in a plant having both both male and female part 2) No agents are required 3) It occurs in bisexual plants CROSS POLLINATION 1) transfer of pollen grains from anther to stigma of another plant of same species 2) Agents are required 3) Occurs in unisexual plants

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    Mintu Das 9 months, 4 weeks ago

    Self pollination - A type of pollination in which pollen grains of a plant transferred to stigma of same plant Cross pollination -A type of pollination 8n which pollen grains of a plant are transferred to another plant

    3Thank You

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    • Posted by Krittika 💜💜 Patil 9 months, 4 weeks ago

    CBSE > Class 10 > Science
    • 1 answers

    Aditya . 9 months, 4 weeks ago

    Monohybrid cross is take place bw two traits of one character

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    • Posted by Shailendra Pandey 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Alisha Kushwah 9 months, 4 weeks ago

    baking soda is Na2CO3, while powder is baking soda + tartaric acid

    2Thank You

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    • Posted by Rishabh Raj 10 months ago

    CBSE > Class 10 > Science
    • 2 answers

    Muskan Rai 9 months, 3 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    1Thank You

    Alisha Kushwah 10 months ago

    abiotic refers to the non living, like the air,water and soil. biotic refers to the the living, like animals ,plants and humans.

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    • Posted by Smriti Rai 10 months ago

    CBSE > Class 10 > Science
    • 4 answers

    Sneha Halli 9 months, 3 weeks ago

    The metal oxide which shoes both acidic and basic behaviour

    0Thank You

    Anmol Bansal 9 months, 3 weeks ago

    Those metal oxides which reacts with both acid and base are called amphoteric oxides. examples Al2O3 and ZnO

    0Thank You

    Muskan Rai 9 months, 3 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Alisha Kushwah 10 months ago

    the oxides which show both acidic and basic nature and react with both acids and bases. examples: Al2O3, ZnO2

    1Thank You

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    • Posted by Pramith Fernandes A 10 months ago

    CBSE > Class 10 > Science
    • 4 answers

    Prithvi Raj Gupta Gupta 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Alisha Kushwah 10 months ago

    you attempt mine*_* code: 10528837599

    1Thank You

    Alisha Kushwah 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Pramith Fernandes A 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    2Thank You

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    • Posted by Bts Army 10 months ago

    CBSE > Class 10 > Science
    • 2 answers

    Daksh Ajmera 9 months, 4 weeks ago

    Respiration is an exothermic process as when the ATP is broken down large amount of energy is released

    0Thank You

    Ankit Raj 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    3Thank You

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    • Posted by Shiran Khan 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Parth 🤫🧏🏻‍♂️ 10 months ago

    Lymph: Lymph is a colorless fluid containing specialized lymphocytes responsible for the body's immune responses. Lymph also transports nutrition, hormones, and other substances. In the lacteals of the intestinal villi, fats are absorbed by lymph. Lymphatic system: A vast network of lymphatic vessels, lymph nodes, lymphatic or lymphoid organs, and lymphoid tissues make up the lymphatic system. One of its main functions is to collect excess lymph fluid from human tissues and return it to the bloodstream. The other main function is that of immune defense

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    • Posted by Shabano Shabano 9 months ago

    CBSE > Class 10 > Science
    • 0 answers
    ANSWER

    • Posted by Nitika Arya 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Alfiya💫💫💫 . 9 months, 4 weeks ago

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    • Posted by Sahil Jaat 10 months ago

    CBSE > Class 10 > Science
    • 0 answers
    ANSWER

    • Posted by Sahil Jaat 10 months ago

    CBSE > Class 10 > Science
    • 0 answers
    ANSWER

    • Posted by Alfiya💫💫💫 . 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Lakshanaa U.S 10 months ago

    Gypsum has 2 molecules of water and POP has 1/2 , therefore when we substract 1/2 from 2 we get 1 1/2 which is 3/2.

    3Thank You

    ANSWER
    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    Posted by Aditya Raghuwanshi 9 months ago

    CBSE > Class 10 > Science
    • 2 answers

    Adarsh Pandatt 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    3Thank You

    Mubasher Malik 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    2Thank You

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    • Posted by Alfiya💫💫💫 . 9 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Alisha Kushwah 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    • Posted by Arjun Pratap 10 months ago

    CBSE > Class 10 > Science
    • 2 answers

    Alfiya💫💫💫 . 10 months ago

    Nature => Converging power=>+2D

    0Thank You

    Shiran Khan 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    1Thank You

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    • Posted by Smriti Rai 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Alfiya💫💫💫 . 10 months ago

    150gm

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    • Posted by Smriti Rai 10 months ago

    CBSE > Class 10 > Science
    • 5 answers

    Alisha Bijoy 9 months, 3 weeks ago

    Cerebrum

    0Thank You

    Amrita Giri 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Gayatri Meghwal 9 months, 4 weeks ago

    This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

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    0Thank You

    Samya Wadhwani 10 months ago

    Cerebrum

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    Alfiya💫💫💫 . 9 months ago

    FOREBRAIN→ cerebrum

    4Thank You

    ANSWER
    38. The original organism at the top will give rise to two individuals, similar body design, but with subtle difference. Each of them, in turn, will give rise to two individuals in the next generation. Each of the four individuals at the bottom row will be different from each other. While some of these differences will be unique, Other will be inherited from there respective parents, who were different from each other. It means diversity is created over succeeding generations. (a) If a trait A exist in 20% of a population of an asexually reproducing species and trait B exist in 70% of the same population. Which trait is likely to have arise earlier? (b) What name is gives to the structures of cell which are called hereditary vehicles? (c) In the above figure, you can see only minor variations, What is the cause of these variations? How does the creation of variation in a species promote survival?

    • Posted by Jahnavi K 10 months ago

    CBSE > Class 10 > Science
    • 0 answers
    ANSWER

    • Posted by Ch.Manikanta Pavan Kumar . 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Palak Siwach 10 months ago

    396

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    • Posted by Mehakpreet Kaur 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Swapnil Verma 10 months ago

    H = I²Rt If I' = 2I Then, R' = R/2 ( By Ohm's Law ) So, H' = I'²R't => H' = (2I)²(R/2)t => H' = 2I²Rt => H' = 2H Therefore, heat dissipated is 200% more than earlier not 300%

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    • Posted by Juned Khan 10 months ago

    CBSE > Class 10 > Science
    • 4 answers

    Samya Wadhwani 10 months ago

    Yes copper T is placed in the uterine wall of a female to prevent unwanted pregnancy

    0Thank You

    Astha Yadav 10 months ago

    In cervix

    0Thank You

    Rahul Chaudhary 10 months ago

    Copper is fixed for uterine wall

    0Thank You

    Tanuj Bera 10 months ago

    In the ******

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    • Posted by Rose Deori 10 months ago

    CBSE > Class 10 > Science
    • 2 answers

    Palak Siwach 10 months ago

    F1 generayion When mendle cross TT and tt all plants are tall Phenotye all tall Genotype all Tt F2 generation Selfing the Tt Therefore , phenotype 3: 1 tall plant : dwarf plant Genotype 1:2:1 TT : 2Tt : tt

    1Thank You

    Alfiya💫💫💫 . 10 months ago

    In F1 Generation All tall plants are observed and when he self polinate the F1 Generation He got both Tall and Dwarf plants in the ratio 3:1..

    1Thank You

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    • Posted by Harsh Kumar 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Divyansh Kuntal 10 months ago

    Because copper is less reactive than hydrogen so it is not capable to replace hydrogen

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    • Posted by Vijay Yadav 10 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Lovejeet Kaur 10 months ago

    (i) The plants grown by vegetative propagation usually needs less attention in their early years than the plants grown from seeds. (ii)The plants are genetically similar. (iii)It helps in producing those plants which either produce very few seeds orproduce such seeds which are not viable.

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