CBSE Class 10 Biology - Control and Coordination - Assertion Reasoning Questions (#class10Biology)(#eduvictors)(#cbse2021)

 CBSE Class 10 Biology - Control and Coordination - Assertion Reasoning Questions

In each of the following questions, a statement of Assertion is given by the corresponding statement of Reason. Of the statements, mark the correct answer as.

(a) If assertion is true and reason is correct explanation of assertion.

(b) If assertion is true but reason is false.

(c) If assertion is false but reason is true.

(d) If both are false.

Q1: 

Assertion: We detect the smell of agarbati (incense stick)

Reason: Smell is detected by phono receptors of nose, which further relay impulses to the brain.

Class 10 Science - Question Bank - Very Short Answers Based Questions (Unsolved)(#class10Science)(#cbse2020)(#eduvictors)

Class 10 - SCIENCE - Question Bank - Very Short Answers Based Questions (Unsolved)

1. Why does not a wall immediately acquire a white colour when a coating of slaked lime is applied on it ?

2. Define displacement reaction with one example.

3. Identify the most reactive and least reactive metal : Al, K, Ca, Au.

4. Which of the following is a combination reaction and which is a displacement reaction ?

(a) Cl₂ + 2KI ——–> 2KCl + I₂

(b) 2K + Cl₂ ——–> 2KCl.

5. What is the difference between the following two reactions ?

(a) Mg + 2HCl ——–> MgCl2 + H2

(b) NaOH + HCl ——–> NaCl + H2O.

6. Identify the compound which is oxidised in the following reaction

H₂S + Br₂ ———–> 2HBr + S.

7. What happens chemically when quick lime is added to water ?

Biology - Scientific Names (#Class11Biology)(#NEET)(#Class12Biology)(#Class9Biology)

 Biology - Scientific Names 

1. Swedish botanist Carolus Linnaeus established binomial nomenclature. 

2. Caper Bauhin expressed proposed binomial nomenclature for the first time 

3. In binomial nomenclature, the first word is a generic name having first letter capital and second word is a  specific epithet having first letter. e.g.  Homo sapiens, Mangifera indica

4. After end of biological name, the name of author is written in abbreviated form who gave the name to that organism.

5. Both the words of a biological name when handwritten are separately underlined and when printed are typed in italics to indicate their Latin origin and also give respect to the name.

Class 10 - Biology - Chapter - How do Organisms Reproduce - Asexual Reproduction (Worksheet - 2)(#class10Biology)(#eduvictors)

Class 10 - Biology - Chapter - How do Organisms Reproduce - Asexual Reproduction (Worksheet - 2)

Fill in the blanks with suitable words:


1. The production of new offspring from a single parent with the involvement of gametes is called ________ reproduction.


2. Reproduction in amoeba takes place asexually called _______   _________.


3. Hydra reproduces asexually, the process is called ________.


4. Leishmania, a unicellular protozoan reproduces very similar to amoeba. But the difference is that the parent cell of Leishmania splits in a _______ plane. 

CBSE Class 10 - Biology - Control and Coordination (Worksheet - Fill in the Blanks)(#eduvictors)(#cbse)(#Class10Biology)

Control and Coordination (Worksheet - Fill in the Blanks)

CBSE Class 10 - Biology 

Fill in the blanks:

1. Control and coordination are the functions of the nervous system and --------------- in our body.

2. The nervous system uses ---------------impulses to transmit messages.

3. Central nervous system consists of -------------and--------------.

4. Largest part of the brain is---------------.

5. The growth of pollen tubes towards the ovules is the result of a ------------- movement.

6. The chemical substances which bring about control and coordination in plants ---------.

CBSE Class 10 - Science - MCQs (#cbseClass10Science)(#eduvictors)

Science - MCQs 

CBSE Class 10 

Q1: Optical density of a medium depends on

      (a) Density of the medium
      (b) Thickness of the medium
      (c) Velocity of light in that medium
      (d) None of these

Q2: Which of the following is not a physical change?

      (a) Boiling of water to give water vapour
      (b) Melting of ice to give water
      (c) Dissolution of salt in water
      (d) Combustion of Liquefied Petroleum Gas (LPG)


Q3: Which of the following is correct about chromosomes?

      (a) It is composed of DNA and lipids.
      (b) It is composed of DNA and proteins.
      (c) It is composed of DNA only.
      (d) It is composed of RNA and proteins.

CBSE Class 10 Biology - Chapter Reproduction - Q & A (Part-1) (#eduvictors)(#cbsenotes)

Class 10 Biology - Chapter Reproduction

Q & A (Part-1)

CBSE Class 10 Biology - Life Processes (Excretory System) Questions and Answers (#cbsenotes)(#eduvictors)

Life Processes - Excretory System - Questions & Answers (Part-5)

CBSE Class 10 Biology

CBSE Class 10 Biology - Biology - Chapter - Life Processes Questions And Answers (Part-4) (#eduvictors)

 Biology - Chapter - Life Processes

Questions And Answers (Part-4)

See also
Life Processes - Q & A (Part-1)
Life Processes - Q & A (Part-2)
Life Processes - Q & A (Part-3)

Biology - Chapter - Life Processes Questions And Answers (Part-3)(#eduvictors)(#class10biology)

 Biology - Chapter - Life Processes

Questions And Answers (Part-3)

See also
Life Processes - Q & A (Part-1)
Life Processes - Q & A (Part-2)

CBSE Class 10 - Biology - Chapter - Life Processes - Questions And Answers (Part-2)

 Biology - Chapter - Life ProcessesQuestions And Answers (Part-2)

See also
Life Processes - Q & A (Part-1)

CBSE Class 10 - Biology - Life Processes - Questions and Answers (Video)(#eduvictors)

CBSE Class 10 - Biology - Life Processes - Questions and Answers

See also:
Ch 6 - Life Processes (Q & A)
Ch 6 - Life Processes (Nutrition) - Q & A
Ch 6 - Life Processes - Photosynthesis (Q & A) 
Ch6 - Life Processes (MCQs)
Ch6 - Life Processes (Gist on Excretory System)
Ch 6 - Digestive Organs & Functions
Ch 6 - Life Processes (Assignment Q & A-1)
Ch 6 -Life Processes: 51 Questions You must Revise
Ch6 - Life Processes - Breathing - Pathway To Air
Ch 6 - Life Processes- TRANSPORTATION & EXCRETION  - Assignment Sheet
Ch 6 - Arteries vs Veins (Important Differences)
Ch 6 - Five Digestive Juices
Ch 6 - Human Nutrition (VSQA - Worksheet)
Ch 6 - Life Processes - Assertion Reasoning Type Questions 
Ch 6 - Life Processes (Worksheet)

CBSE Class 10 - Biology - Control and CoOrdination (MCQs-2)(#cbsenotes)(#eduvictors)

Control and Coordination 

(MCQs-2)

Class 10 Biology

credits:wikipedia

Q1: _________ is necessary to obtain energy from glucose and fatty acid. 

(a) Oxygen 

(b) Hydrogen 

(c) Water 

(d) Nitrogen 

Q2: The movement of the plant in response to the stimulus of light is called _________ movement. 

(a) geotropic 

(b) hydrotropic 

(c) phototropic 

(d) chemotropic 

Q3: In certain sensitive plants like Mimosa, movement is in response to the stimulus of ________ . 

(a) gravity 

(b) air 

(c) light 

(d) touch 

CBSE Class 10 - Biology - Life Processes - Worksheet (#cbsenotes)(#class10Biology)(#cbsenotes)

Class 10 - Biology 

Life Processes - Worksheet

Fill in the blanks

1. The organisms which synthesize their own organic food are called as ___________ .

2. __________ nutrition involves the intake of complex material prepared by other organisms

3. ____ are required for the synthesis of proteins.

4. ____ regulate the exchange of gases and loss of water vapour in plant.

CBSE Class 10 - Biology - Chapter: Life Processes - Assertion Reasoning Type Questions (#eduvictors)(#cbsenotes)

Class 10 - Biology Chapter: Life Processes Assertion Reasoning Type Questions 

From session 2019-20 onwards, CBSE introduces a new pattern of questions which are assertion and reasoning based. 

The questions below consist of statements of an Assertion and a Reason. Use the following key to choose the appropriate answer:

(A) If both assertion and reason are CORRECT and the reason is the CORRECT explanation of the assertion.

(B) If both assertion and reason are CORRECT, but the reason is NOT THE CORRECT explanation of the assertion.

(C) If the assertion is CORRECT, but the reason is INCORRECT

(D) If the assertion is INCORRECT, but the reason is CORRECT

(E) If both assertion and reason are INCORRECT

QUESTIONS:

1. ASSERTION: Molecular movements are needed for life.

REASON: Body structures made up of these molecules need continuous repair and maintenance.

Class 10 - Biology - Life Processes - Nutrition in Human Beings - Very Short Answer based Questions (#class10Biology)(#cbsenotes)(#eduvictors)

Class 10 - Biology - Life Processes -  Nutrition in Human Beings 

Very Short Answer based Questions

Human Alimentary Canal
Image Credits: clker.com

Q1: What is common name of buccal cavity?

Answer: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _


Q2: Name the enzyme present in saliva?

Answer: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _


Q3: Which organ releases gastric juice?

Answer: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _


Q4: Name the digestive juice(s) received by small intestine.

Answer: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _


Q5: Name the largest digestive gland.

Answer: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

CBSE Class 10 - Science - Biology - 1 Mark Questions Asked in CBSE Examination Papers (Set-1)(#cbsenotes)(#eduvictors)

Class 10 - Science - Biology - 1 Mark Questions Asked in CBSE Examination Papers (Set-1)

Q1: Which tissue transports soluble products of photosynthesis?

Answer: Phloem.


Q2: What is emulsification?

Answer: Breakdown of fat globules in small intestine into tiny droplets, by bile juice so that lipase enzyme can digest.


Q3:  Mention the site of complete digestion of carbohydrates, proteins and fats in humans.

Answer: Small intestine


Q4: Name a common nutrient that is absorbed in the small intestine and reabsorbed by the kidney tubules.

Answer: Glucose/Amino acids

CBSE Class 10 - Biology Quiz - Based on CBSE Class 10 Syllabus (#cbsenotes)(#eduvictors)(#biologyquiz)

Class 10 - Biology Quiz 

Based on CBSE Class 10 Syllabus

Quizzes and Worksheets help you learn important keywords and definitions. The following worksheet helps you quickly assess your biology knowledge.
 
Fill in the blanks:

1. ____ regulate the exchange of gases and the loss of water vapour from the leaves.

2. Iodine can be used to test the presence of____.

3. Respiration in the absence of oxygen by micro organisms is called _____.

4. In ATP, energy is stored in organic_____.

5. Respiration in Amoeba occurs by____.

6. __________ are the units of lungs.

7. ________ in human blood is the most efficient carrier of oxygen.

8. Doctors measure blood pressure with the instrument called ________.

9. The matrix of blood is ____.

10. Endocrine glands discharge their secretions into ____.

Class 10 - Science - Chapter 15: Our Environment (Study Points) (#cbsenotes)(#eduvictors)

Our Environment 

(Study Points)

Environment: 

It is the sum total of all external conditions and influences that affect the life and development of an organism, i.e., the environment includes all the physical or abiotic and biological or biotic factors.

Biodegradable Substances: 

These are those substances which are broken down into simpler, harmless substances in nature with due course of time by the biological processes such as action of microorganisms like certain bacteria.

Eg. Domestic waste products, urine and faecal matter, sewage, agricultural residue, paper, wood,

cloth and cattle dung.

Non-biodegradable Substances:

Non-biodegradable Substances are those substances which cannot be broken down into simpler, harmless substances in nature. These substances may be in solid, liquid or gaseous form and may be inert and accumulate in the environment or may be concentrated in the food chain and harm the organisms.

Eg. DDT, plastics, polythene bags, insecticides, pesticides, mercury, lead, arsenic, aluminium, radioactive wastes, etc.

CBSE Class 10 - All Subjects Sample Question Papers (2018-19) (#cbsepapers)(#eduvictors)

CBSE Class 10 -
 Sample Question Papers (2018-19)

All Subjects

The Central Board of Secondary Education (CBSE) conducts Class 10 Board examinations every year in March. All examination questions depend on this prospectus so students should know about any updates that are made by NCERT. For the examinations, students can likewise download the CBSE board test papers for class 10 free PDF download and work on taking care of issues with us.

By solving the CBSE test papers for class 10, candidates will figure out how to distinguish question paper examples and patterns, answer necessities, kinds of trap questions and the sky is the limit from there. Students are urged to endeavor test question papers inside the predefined time limit. The papers empower them  to find the correct technique and answers for ordinarily made questions. They are urged to solve the problems within the recommended time with the goal that they may assess their regions of solidarity and focus on those they are feeble in.

To endeavor board exam understudies require a great deal of training as ridicule tests and test papers that will plan and empower them to compose the Class 10 CBSE Board Examination with certainty. Since it is the main board exam a kid shows up for there is frequently a great deal of fear included. Explaining these example papers supports certainty and mitigates the dread of board examinations that a great deal of students have.

Here are sample question papers on various subjects for class 10 (session: 2018-19) along with answers and marking schemes: