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Class 10 Exam  >  Class 10 Tests  >  Olympiad Preparation for Class 10  >  Science High Order Thinking Skills (HOTs) - 3 - Class 10 MCQ

Science High Order Thinking Skills (HOTs) - 3 - Class 10 MCQ


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10 Questions MCQ Test Olympiad Preparation for Class 10 - Science High Order Thinking Skills (HOTs) - 3

Science High Order Thinking Skills (HOTs) - 3 for Class 10 2024 is part of Olympiad Preparation for Class 10 preparation. The Science High Order Thinking Skills (HOTs) - 3 questions and answers have been prepared according to the Class 10 exam syllabus.The Science High Order Thinking Skills (HOTs) - 3 MCQs are made for Class 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Science High Order Thinking Skills (HOTs) - 3 below.
Solutions of Science High Order Thinking Skills (HOTs) - 3 questions in English are available as part of our Olympiad Preparation for Class 10 for Class 10 & Science High Order Thinking Skills (HOTs) - 3 solutions in Hindi for Olympiad Preparation for Class 10 course. Download more important topics, notes, lectures and mock test series for Class 10 Exam by signing up for free. Attempt Science High Order Thinking Skills (HOTs) - 3 | 10 questions in 15 minutes | Mock test for Class 10 preparation | Free important questions MCQ to study Olympiad Preparation for Class 10 for Class 10 Exam | Download free PDF with solutions
Science High Order Thinking Skills (HOTs) - 3 - Question 1
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A hydrocarbon ‘A’ with the formula C3H8 is used as a fuel.
Compound (A) contains

Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 1

Propane (C3H8) is an alkane with eight C–H single bonds and no double or triple bonds.

Science High Order Thinking Skills (HOTs) - 3 - Question 2
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Which of the following statements regarding the cell is/are correct?
I. The nucleus controls the activities of the cell.
II. Mitochondria are the sites of cellular respiration.
III. Ribosomes are involved in protein synthesis.
IV. The cell wall is present in all types of cells.

Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 2
The nucleus controls cell activities, mitochondria are the sites of cellular respiration, and ribosomes are involved in protein synthesis. The cell wall is not present in animal cells.
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Science High Order Thinking Skills (HOTs) - 3 - Question 3
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Read the given passage carefully and fill in the blanks by selecting an appropriate option.
During the process of (i) , liquid water changes into water vapor. This process occurs more quickly at higher (ii) . The (iii) , on the other hand, is the process by which water vapor changes back into liquid water. This usually happens when the air is (iv) and can no longer hold all the water vapor. Both these processes are part of the (v) cycle.

Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 3
Evaporation is the process where liquid water becomes vapor, accelerated by higher temperatures. Condensation is where vapor becomes liquid, often in cooler conditions, both part of the water cycle.
Science High Order Thinking Skills (HOTs) - 3 - Question 4
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Read the following paragraph about electricity and select the incorrect statement regarding it.
Electricity is the flow of electric charge through conductors such as metals or electrolytes. It can be generated by moving a magnet through a coil of wire or through chemical reactions in batteries. Electric current is measured in amperes (A), and voltage is measured in volts (V). Electrical resistance opposes the flow of current in conductors.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 4
Electrical resistance increases the flow of current in conductors is incorrect because resistance opposes the flow of current.
Science High Order Thinking Skills (HOTs) - 3 - Question 5
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Select the incorrect statement.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 5
Viruses are not considered living organisms because they cannot carry out metabolic processes on their own and require a host cell to replicate.
Science High Order Thinking Skills (HOTs) - 3 - Question 6
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A sugar molecule ‘B’ with the formula C6H12O6 is a primary energy source for cells.
Compound (B) contains
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 6

Glucose (C6H12O6) has C–C single bonds and a C=O double bond in its structure.

Science High Order Thinking Skills (HOTs) - 3 - Question 7
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Which of the following statements regarding the periodic table is/are correct?
I. Elements in the same group have similar chemical properties.
II. Elements in the same period have the same number of electron shells.
III. Metals are located on the left side of the periodic table.
IV. Nonmetals are located on the right side of the periodic table.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 7
All the given statements are correct. Elements in the same group have similar chemical properties, elements in the same period have the same number of electron shells, metals are located on the left side, and nonmetals on the right side of the periodic table.
Science High Order Thinking Skills (HOTs) - 3 - Question 8
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Read the given passage carefully and fill in the blanks by selecting an appropriate option.
An atom consists of a nucleus made up of (i) and (ii) . The (iii) revolve around the nucleus in specific orbits. The number of (iv) in an atom determines its element, and the number of (v) determines its isotope.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 8
An atom's nucleus contains protons and neutrons, with electrons orbiting the nucleus. The number of protons determines the element, and the number of neutrons determines the isotope.
Science High Order Thinking Skills (HOTs) - 3 - Question 9
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Read the given paragraph about genetics and select the incorrect statement regarding it.
Genetics is the branch of biology that studies genes, heredity, and genetic variation in living organisms. Genes are segments of DNA that encode specific traits or proteins. In sexual reproduction, offspring inherit genetic material from both parents, leading to genetic diversity. Genetic engineering allows scientists to modify DNA for various purposes, such as improving crop yields or treating genetic disorders.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 9
Genes are segments of RNA that encode specific traits or proteins is incorrect because genes are segments of DNA, not RNA
Science High Order Thinking Skills (HOTs) - 3 - Question 10
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Select the incorrect statement.
Detailed Solution for Science High Order Thinking Skills (HOTs) - 3 - Question 10
Work done is defined as the product of force and displacement (not distance) in the direction of the force.
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