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Main Subjects MCQs With Answers
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What is the antonym (opposite) of the word ‘Malicious’?
AHarmful
BCruel
CSpiteful
DKind
What is the closest synonym for the word ‘Impartial’?
AUnbiased
BConfused
CCareless
DBiased
What is the antonym (opposite) of the word ‘Notorious’?
AKnown
BReputable
CFamous
DInfamous
What is the closest synonym for the word ‘Judicious’?
AHasty
BFoolish
CReckless
DWise
What is the closest synonym for the word ‘Lucid’?
AVague
BComplicated
CConfusing
DClear
In ecology, what term describes a large-scale geographic region characterized by its distinctive climate and the particular types of plant and animal life typically found there, such as a desert or a rainforest?
AHabitat only
BBiome
CFood chain
DEcosystem service only
The carbon cycle describes the continuous natural movement of carbon between which of the following components of Earth’s environment?
AThe atmosphere, living organisms, oceans, and soil
BOnly within the human body
COnly between different planets in the solar system
DOnly between different types of rocks
Glucagon, a hormone produced by the pancreas, generally has what specific effect on blood sugar levels, working in a complementary way alongside insulin?
AIt converts blood sugar directly into fat only
BIt has absolutely no measurable effect on blood sugar levels
CIt raises blood sugar levels
DIt lowers blood sugar levels
Antidiuretic hormone, or ADH, released by the pituitary gland, primarily helps regulate what specific bodily process?
AMuscle contraction speed
BThe reabsorption of water within the kidneys, helping conserve the body's fluid balance
CThe sense of taste
DThe production of new red blood cells
What general term describes a medical condition in which a person’s own immune system mistakenly attacks and damages the body’s own healthy cells or tissues?
AAn autoimmune disease
BAn infectious disease
CA genetic mutation only
DA vitamin deficiency only