General Science MCQs IBA 5 TO 15 

Q. When existing rocks are subject to high pressures and temperatures and transformed without significant melting, they are called
(A) igneous rocks
(B) sedimentary rocks
(C) metamorphic rocks
(D) marble and onyx

The answer is: (C) metamorphic rocks ☑

Q. The axis of rotation of the Earth is tilted by approximately ________ degree.
(A) 22.44
(B) 23.44
(C) 24.44
(D) 25.44

The answer is: (B) 23.44 ☑

Q. Which continent of the world is the driest and the windiest?
(A) Africa
(B) Asia
(C) Antarctica
(D) Australia

The answer is: (C) Antarctica ☑

Q. What play the most important role in regulating temperature and determining climate on the Earth?
(A) Oceans
(B) Mountains
(C) Deserts
(D) Forests

The answer is: (A) Oceans ☑

Q. In plants, the process of pollination enables
(A) photosynthesis
(B) fertilization
(C) gymnosperm
(D) none of these

The answer is: (B) fertilization ☑

Q. Which of the following enzyme catalyses the hydrolysis of starch into sugars?
(A) Sucrose
(B) Catalase
(C) Maltase
(D) Amylase

The answer is: (D) Amylase ☑

Q. Which of the following is a tissue?
(A) Blood
(B) Lungs
(C) Kidney
(D) Ovary

The answer is: (A) Blood ☑

Q. The position of an element in the Periodic Table is determined by its __________ number.
(A) Electron
(B) Proton
(C) Neutron
(D) Positron

The answer is: (B) Proton ☑

Q. The most abundant element in the Earth’s crust is
(A) Oxygen
(B) Hydrogen
(C) Carbon Dioxide
(D) Silicon

The answer is: (A) Oxygen ☑

Q. Each day human body breathe in ________ liters of air.
(A) 5,000 to 10,000
(B) 10,000 to 15,000
(C) 15,000 to 20,000
(D) 20,000 to 25,000

The answer is: (C) 15,000 to 20,000 ☑