A molecule ‘C’ with the formula CH 4 is a simple hydrocarbon. Compound (C) contains

Two C–H single bonds and two C=C double bonds

Three C–H single bonds and one C=O double bond

One C–H single bond and three C&equiv;C triple bonds

Read the given passage carefully and fill in the blanks by selecting an appropriate option. In the periodic table, elements are arranged in order of increasing (i) . Elements in the same (ii) have similar properties. The (iii) elements are found on the left side of the table, and the (iv) elements are on the right side. The elements in the middle of the table are called (v) . (i) (ii) (iii) (iv) (v)

Atomic number Group Nonmetals Metals Transition metals

Atomic mass Period Nonmetals Metals Metalloids

Atomic number Group Metals Nonmetals Transition metals

Atomic mass Group Metals Nonmetals Alkali metals

Read the following paragraph about evolution and select the incorrect statement regarding it. Evolution is the process by which species change over time through natural selection, mutation, and genetic drift. Charles Darwin proposed the theory of evolution by natural selection, which explains how species adapt to their environments over generations. Fossil records provide evidence of evolutionary changes over millions of years. Evolution is driven solely by genetic mutations.

Evolution is the process by which species change over time.

Charles Darwin proposed the theory of evolution by natural selection.

Fossil records provide evidence of evolutionary changes.

Evolution is driven solely by genetic mutations and natural selection.

Select the incorrect statement.

The nucleus of an atom contains protons and neutrons.

Electrons orbit the nucleus in fixed, circular paths.

Isotopes of an element have the same number of protons but different numbers of neutrons.

The atomic number of an element is equal to the number of protons in its nucleus.

An alcohol ‘D’ with the formula C 2 H 5 OH is often used as a solvent. Compound (D) contains

One C–C single bond and one O–H single bond

One C=O double bond and three C–H single bonds

Two C=O double bonds and no C–C single bonds

One C&equiv;C triple bond and one O–H single bond

Read the given passage carefully and fill in the blanks by selecting an appropriate option. In the respiratory system, the (i) is the organ where gas exchange occurs. Air enters through the (ii) , passes through the (iii) , and reaches the (iv) before finally entering the (v) where oxygen is exchanged for carbon dioxide. (i) (ii) (iii) (iv) (v)

Lungs Nose Bronchioles Trachea Alveoli

Alveoli Mouth Bronchi Trachea Lungs

Alveoli Nose Trachea Bronchioles Lungs

Lungs Mouth Trachea Bronchi Alveoli

Read the given paragraph about sound and select the incorrect statement regarding it. Sound is a form of energy produced by vibrations that travel through a medium, such as air, water, or solids. The frequency of sound waves determines their pitch, with higher frequencies corresponding to higher pitches. Sound waves with higher amplitudes are perceived as louder. Doppler effect describes the change in frequency of sound waves due to the relative motion between the source and the observer.

Sound is a form of energy produced by vibrations.

The frequency of sound waves determines their pitch.

Sound waves with higher amplitudes are perceived as softer.

Doppler effect describes the change in frequency of sound waves.

Select the incorrect statement.

Sound waves require a medium such as air, water, or solids to propagate.

The frequency of a sound wave determines its pitch.

Infrared radiation is part of the electromagnetic spectrum with wavelengths longer than visible light.

Refraction is the bending of light as it passes from one medium to another of different density.

Science High Order Thinking Skills (HOTs) - 4 Free MCQ Practice Test with Solutions

Important Questions for Science High Order Thinking Skills (HOTs) - 4

Find all the important questions for Science High Order Thinking Skills (HOTs) - 4 at EduRev.Get fully prepared for Science High Order Thinking Skills (HOTs) - 4 with EduRev's comprehensive question bank and test resources. Our platform offers a diverse range of question papers covering various topics within the Science High Order Thinking Skills (HOTs) - 4 syllabus. Whether you need to review specific subjects or assess your overall readiness, EduRev has you covered. The questions are designed to challenge you and help you gain confidence in tackling the actual exam. Maximize your chances of success by utilizing EduRev's extensive collection of Science High Order Thinking Skills (HOTs) - 4 resources.

Science High Order Thinking Skills (HOTs) - 4 MCQs with Answers

Prepare for the Science High Order Thinking Skills (HOTs) - 4 within the Class 10 exam with comprehensive MCQs and answers at EduRev. Our platform offers a wide range of practice papers, question papers, and mock tests to familiarize you with the exam pattern and syllabus. Access the best books, study materials, and notes curated by toppers to enhance your preparation. Stay updated with the exam date and receive expert preparation tips and paper analysis. Visit EduRev's official website today and access a wealth of videos and coaching resources to excel in your exam.

Online Tests for Science High Order Thinking Skills (HOTs) - 4

Practice with a wide array of question papers that follow the exam pattern and syllabus. Our platform offers a user-friendly interface, allowing you to track your progress and identify areas for improvement. Access detailed solutions and explanations for each test to enhance your understanding of concepts. With EduRev's Online Tests, you can build confidence, boost your performance, and ace Science High Order Thinking Skills (HOTs) - 4 with ease. Join thousands of successful students who have benefited from our trusted online resources.

Education Revolution