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Olympiad Test Level 2: Earth and Universe - Class 3 MCQ


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10 Questions MCQ Test Science Olympiad for Class 3 - Olympiad Test Level 2: Earth and Universe

Olympiad Test Level 2: Earth and Universe for Class 3 2024 is part of Science Olympiad for Class 3 preparation. The Olympiad Test Level 2: Earth and Universe questions and answers have been prepared according to the Class 3 exam syllabus.The Olympiad Test Level 2: Earth and Universe 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: Earth and Universe below.
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Olympiad Test Level 2: Earth and Universe - Question 1

Even though Sun casts its hot rays on earth, we do not feel very hot because–

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 1
Atmosphere on Earth reflects back the Sun's Light.
Olympiad Test Level 2: Earth and Universe - Question 2

Read the two statements carefully

STATEMENT A: The sun is the largest object of the solar system.

STATEMENT B: There is an atmosphere on the moon, so life can exist on it.

Choose the correct option

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 2

Statement A is correct as  the sum is the largest object in our solar system. Its diameter is about 865,000 miles (1.4 million kilometers). Its gravity holds the solar system together, keeping everything from the biggest planets to the smallest bits of debris in orbit around it.
Statement B is incorrect as for life to exist, water is very essential. However, there is no water as well as no atmosphere on the Moon. Hence, life cannot exist on Moon.

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Olympiad Test Level 2: Earth and Universe - Question 3

Fill in the blanks in the given paragraph with words given in the Box and select the correct option–

Earth orbits the ______ once in about 365 days. This is also called _______ Due to this, we experience different _______

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 3

Earth orbits the Sun once in about 365 days. This is also called the Revolution. Due to this, we experience different Seasons.

Olympiad Test Level 2: Earth and Universe - Question 4

Refer to the given diagram of a part of the solar system. Identify the natural satellite in it–

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 4
P is the natural satellite moon which revolves around Earth Q.
Olympiad Test Level 2: Earth and Universe - Question 5

When the Moon is completely hidden by the shadow of the Earth, the Eclipse formed is

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 5
When the moon is completely hidden by the shadow of Earth, the Eclipse formed is Total lunar eclipse.
Olympiad Test Level 2: Earth and Universe - Question 6

Which of the given planets takes the longest time to rotate once?

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 6

Jupiter takes 10 hours, Uranus takes 17 hours and Saturn takes 11 hours to complete one spin.

Olympiad Test Level 2: Earth and Universe - Question 7

Read the following statements:

(1) The Earth is about a million km away from the sun._______

(2) The Earth completes one rotation on its axis in about hours._______

(3) The Moon completes one rotation on its axis in about days._______

(4) After the new Moon, the Moon is the next phase of the Moon._______

Select the option that correctly fills the blanks in the above statements.

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 7

150, 24, 27, Crescent.

Olympiad Test Level 2: Earth and Universe - Question 8

Select the Incorrect statement.

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 8
Earth revolves around the Sun in a fixed path called orbit. Earth completes one rotation on its axis in 24 hours or one day.
Olympiad Test Level 2: Earth and Universe - Question 9

Select the figure that shows the correct position of Earth (E), Moon (M) and Sun (S) during a solar eclipse.

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 9
In an eclipse, the Sun, the Earth and the Moon come in a straight line. In a solar eclipse, the moon comes between the sun and the Earth.
Olympiad Test Level 2: Earth and Universe - Question 10

Study the given flow chart and identify W, X, Y and Z.

Detailed Solution for Olympiad Test Level 2: Earth and Universe - Question 10
The Sun is the biggest star. Venus is the hottest planet. Planet with the Moon is Earth. Planet with no moon is Mercury.
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