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Class 3 Exam  >  Class 3 Tests  >  Science Olympiad for Class 3  >  Olympiad Test Level 2: Soil, Water and Weather - Class 3 MCQ

Olympiad Test Level 2: Soil, Water and Weather - Class 3 MCQ


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15 Questions MCQ Test Science Olympiad for Class 3 - Olympiad Test Level 2: Soil, Water and Weather

Olympiad Test Level 2: Soil, Water and Weather for Class 3 2024 is part of Science Olympiad for Class 3 preparation. The Olympiad Test Level 2: Soil, Water and Weather questions and answers have been prepared according to the Class 3 exam syllabus.The Olympiad Test Level 2: Soil, Water and Weather MCQs are made for Class 3 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test Level 2: Soil, Water and Weather below.
Solutions of Olympiad Test Level 2: Soil, Water and Weather questions in English are available as part of our Science Olympiad for Class 3 for Class 3 & Olympiad Test Level 2: Soil, Water and Weather solutions in Hindi for Science Olympiad for Class 3 course. Download more important topics, notes, lectures and mock test series for Class 3 Exam by signing up for free. Attempt Olympiad Test Level 2: Soil, Water and Weather | 15 questions in 30 minutes | Mock test for Class 3 preparation | Free important questions MCQ to study Science Olympiad for Class 3 for Class 3 Exam | Download free PDF with solutions
Olympiad Test Level 2: Soil, Water and Weather - Question 1
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Soil Horizon is a:

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The layers of the soil are called Horizons.
Olympiad Test Level 2: Soil, Water and Weather - Question 2
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Snow and Hail are the example of-

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Snow, Hail, Rain are some examples of Precipitation.
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Olympiad Test Level 2: Soil, Water and Weather - Question 3
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Loam is a mixture of ______.

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Loam is a mixture of sand, silt and clay. It is ideal for agriculture and rich in humus.
Olympiad Test Level 2: Soil, Water and Weather - Question 4
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The breaking down of rocks and minerals on Earth's surface is called.
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Weathering is the breaking down of rocks and minerals on the surface of the Earth. Water, salts, plants and animals and change in temperature are agents of weathering.
Olympiad Test Level 2: Soil, Water and Weather - Question 5
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Drops of water that form on cool surfaces during the night are called.
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Dew is a natural form of water, formed as water vapour condenses that appears on thin exposed objects in the morning or evening.
Olympiad Test Level 2: Soil, Water and Weather - Question 6
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Water has
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Water does not have a fixed shape but instead takes on the shape of its container due to its fluid nature. This property allows water to flow, adapt, and fill different vessels, making it an essential resource for various applications in our daily lives.

Olympiad Test Level 2: Soil, Water and Weather - Question 7
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Winter season comes during.
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Winters occur during December - January
Olympiad Test Level 2: Soil, Water and Weather - Question 8
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Water is colourless, _____ and_____. Due to Evaporation,Water changes into_____ .
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Water has no odour and taste. Water changes into water vapour due to evaporation.

Olympiad Test Level 2: Soil, Water and Weather - Question 9
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Choose the correct option from the following:
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In summer, days are longer than the nights.
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Select the INCORRECT statement regarding soil.
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Soil contains both water and air for growth of plants.
Olympiad Test Level 2: Soil, Water and Weather - Question 11
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Why is the sun important to the earth?

(i) it provides green plants with light energy to make food.

(ii) It provides heat to enable living things to survive on Earth.

(iii) It rotates around the Earth to give us seasons.
Detailed Solution for Olympiad Test Level 2: Soil, Water and Weather - Question 11

The sun provides heat and light energy to the Earth for the survival of living organisms. Sun, however, does not rotate. Instead, our earth rotates around the sun.

Olympiad Test Level 2: Soil, Water and Weather - Question 12
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Madan wants to buy something, how he can drive his motorbike during rain without getting wet, he is taking advice from you. What would you suggest?
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To buy a Raincoat,Madan can wear a raincoat while driving a motorbike to get rid of wetness during rain.
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Match the Column-
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Olympiad Test Level 2: Soil, Water and Weather - Question 14
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Choose the correct option stating True(T) or False(F):

(i) Plants do not require water for photosynthesis.

(ii) About 50% of Earth is covered with water.

(iii) Water should be reused, saved and conserved

(iv) Animals that live in water are called aquatic animals.
Detailed Solution for Olympiad Test Level 2: Soil, Water and Weather - Question 14

Plants require carbon dioxide, water, chlorophyll and sunlight for photosynthesis. About 3/4th of the Earth is covered with water.

Olympiad Test Level 2: Soil, Water and Weather - Question 15
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Read the following statements:

Statements 1: Lichen and plant roots break the rocks into pieces.

Statements 2: Top soil is the layer of hard rocks.

Which one of the following is correct about the above statement ?
Detailed Solution for Olympiad Test Level 2: Soil, Water and Weather - Question 15

The correct answer is Statement 1. Lichen and plant roots are examples of agents that cause physical weathering of rocks, which is the process by which rocks are broken down into smaller pieces without changing their chemical composition. 

Statement 2 is incorrect. Topsoil is the upper layer of soil, which has the highest concentration of organic matter and microorganisms and is where most of the Earth’s biological soil activity occurs

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