Author name: Umar Draz

educationist

Who abrogated the 1956 Constitution of Pakistan?

A. Sikandar Mirza
B. Ayub Khan
C. Yahya Khan
D. None of these
Correct answer is: A. Sikandar Mirza
The 1956 constitution was abrogated by Sikandar Mirza to centralize power and allow martial law.

Gravity was discovered by:

A. Nikola Tesla
B. Rudolf Diesel
C. Newton
D. Mendel
Correct answer is: C. Newton
Isaac Newton formulated the law of universal gravitation in the 17th century.

A scientific study of rocks that deals with composition, texture, and structure is called:

A. Geology
B. Petrology
C. Penology
D. Petrogenesis
Correct answer is: B. Petrology
Petrology studies rocks to understand their origin, composition, and formation processes.

Which gas is used in balloons and airships?

A. Argon
B. Neon
C. Helium
D. Xenon
Correct answer is: C. Helium
Helium is a light, non-flammable gas commonly used in balloons and airships.

Spleen is the graveyard of:

A. WBC
B. RBC
C. Platelets
D. Liver
Correct answer is: B. RBC
The spleen removes old or damaged red blood cells from the bloodstream.

Dinosaurs which lived 150–200 million years ago were:

A. Huge Mammals
B. Primitive birds
C. Giant reptiles
D. Primitive amphibians
Correct answer is: C. Giant reptiles
Dinosaurs were dominant reptiles during the Mesozoic era, 150–200 million years ago.

Which type of plants cannot prepare their own food?

A. Lichens
B. Fungi
C. Autophytes
D. Holophytes
Correct answer is: B. Fungi
Fungi are heterotrophs and obtain nutrients from other organisms instead of photosynthesis.

Radioactivity can be detected by use of:

A. Polarimeter
B. Geiger counter
C. Calorimeter
D. None of these
Correct answer is: B. Geiger counter
A Geiger counter detects ionizing radiation emitted by radioactive substances.

Data is processed by the computer into:

A. Numbers
B. Data
C. Processor
D. Output
Correct answer is: B. Data
Computers process raw data to produce meaningful information for users.

Which of the following sections does not exist in a slide layout?

A. Titles
B. Lists
C. Charts
D. Animations
Correct answer is: D. Animations
Slide layouts include titles, lists, and charts, but animations are applied separately.
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