R4RIN – MCQs, Mock Tests | General Science General Science MCQ Questions Set -11

The HIV virus weakens the immunity of a person because it destroys

1. mast cells
2. platelets
3. erythrocytes
4. lymphocytes

✅ Correct Answer: 4

Valve between the left ventricle and Aorta?

1. Pulmonic valve
2. Tricuspid valve
3. Aortic valve
4. Mitral valve

✅ Correct Answer: 3

Gestalt psychology attempted to discover

1. the overall patterns of perceptions and thoughts
2. the unconscious motivations for human functioning
3. how the mind helped people adapt to the world
4. the basic building blocks of consciousness

✅ Correct Answer: 1

Most stars are at what point in their life cycles?

1. Supernova
2. Protostar
3. Red Giant
4. Main Sequence

✅ Correct Answer: 4

Which of the following is a property of water?

1. High polarity
2. Universal solvent
3. High specific heat
4. All of the above

✅ Correct Answer: 4

The distance in pitch between any two tones is called

1. Octave
2. Dynamics
3. Interval
4. Unison

✅ Correct Answer: 3

Which nutrients provide energy?

1. Carbohydrates
2. Proteins
3. Vitamins
4. All of the above

✅ Correct Answer: 4

Exercise frequency refers to

1. number of times you exercise per week
2. number of times you exercise per month
3. number of times you exercise per day
4. All of the above

✅ Correct Answer: 1

A doctor who specializes in skin diseases

1. Nephrology
2. Dermatology
3. Paediatrician
4. Rheumatology

✅ Correct Answer: 2

Which one of the following statements with regard to the winter solstice is correct?

1. The South Pole experiences 24 hours of darkness
2. It occurs on June 21.
3. The North Pole experiences 24 hours of darkness.
4. The Sun is at aphelion.

✅ Correct Answer: 3

Which of the following statements about water is false?

1. There is extensive intramolecular hydrogen bonding in the condensed phase.
2. Water is oxidized to oxygen during photosynthesis.
3. Ice formed by heavy water sinks in normal water.
4. Water can act both as an acid and as a base.

✅ Correct Answer: 1

Water covers _______________ % of the Earths surface.

1. 95
2. 75
3. 55
4. 35

✅ Correct Answer: 2

Which of these groups is the smallest level of classification?

1. Phylum
2. Family
3. Kingdom
4. Species

✅ Correct Answer: 3

Through which microscope were cells first observed?

1. Compound
2. Simple
3. Electron
4. Tunneling

✅ Correct Answer: 1

The genetic material of HIV consists of

1. DNA
2. RNA
3. Both A & B
4.

✅ Correct Answer: 2

Polypeptides are assembled from

1. Ribosomes
2. Chromosomes
3. Aminoacids
4. None of the above

✅ Correct Answer: 3

Igneous rocks are classified based upon their

1. composition
2. texture
3. Both A & B
4. None of the above

✅ Correct Answer: 3

The talk test can be used to measure the

1. Speech frequency
2. Exercise intensity
3. Loudness intensity
4. None of the above

✅ Correct Answer: 2

ow many commands are there in the Indian Navy?

1. 3
2. 4
3. 5
4. 7

✅ Correct Answer: 3

Which one of the following industries is the biggest consumer of water in India?

1. Engineering
2. Paper and pulp
3. Taxtiles
4. Thermal power

✅ Correct Answer: 4

While landing what type of tyres are used in an Aircraft?

1. Water tubed
2. Thick tubed
3. Tubeless
4. Thin tubed

✅ Correct Answer: 3

The outermost layer of the earth is called

1. Core
2. Mantle
3. Crust
4. Inner core

✅ Correct Answer: 3

In what year was pluto devoted to a draft planet?

1. 2005
2. 2006
3. 2008
4. 2009

✅ Correct Answer: 4

What are sources of energy during exercise?

1. blood sugars
2. muscle glycogen
3. intramuscular triacylglycerols
4. All of the above

✅ Correct Answer: 4

Which group in an ecosystem performs photosynthesis?

1. Xylotrophs
2. Autotrophs
3. Monotrophs
4. Heterotrophs

✅ Correct Answer: 2

Which one of the following gases is released mostly from landfills in urban areas?

1. Nitrogen
2. Hydrogen
3. Methane
4. Oxygen

✅ Correct Answer: 3

Cuscuta is an example of

1. Predation
2. Ectoparasitism
3. Brood parasitism
4. Endoparasitism

✅ Correct Answer: 2

What is constellation?

1. A particular pattern of equidistant stars from the earth in the sky
2. A particular pattern of stars that may not be equidistant from the earth in the sky
3. A particular pattern of planets of our solar system in the sky
4. A particular pattern and satellites in the sky due totheir position in the space

✅ Correct Answer: 2

Hormone that helps regulate calcium balance

1. endocrine
2. parathyroid
3. pancreas
4. None of the above

✅ Correct Answer: 2

Which is an example of a physical change?

1. Dissolving sugar in water
2. Breaking glass
3. Melting of ice
4. All of the above

✅ Correct Answer: 4

Consumers that eat both plants and animals are

1. Carnivores
2. Herbivores
3. Omnivores
4. Tertiary consumers

✅ Correct Answer: 3

Mortar is a mixture of

1. cement
2. water
3. sand
4. All of the above

✅ Correct Answer: 4

Why does a black board appears black in colour?

1. It reflects black colour
2. It absorbs black colour
3. It reflects all colours
4. It absorbs all the colours

✅ Correct Answer: 4

The most important thing in backing a motor vehicle is

1. the conditions of the weather
2. looking back carefully
3. waiting until you can see the overtaken vehicle in your review mirror
4. waiting until you can see the overtaken vehicle in your review mirror

✅ Correct Answer: 2

Lutheranism is an example of a Christian

1. denomination
2. religion
3. branch
4. None of the above

✅ Correct Answer: 1

As water is cooled from 4 deg C to 0 deg C its density

1. decreases
2. increases
3. remains same
4. zero

✅ Correct Answer: 1

Which is an example of an endothermic reaction?

1. combustion
2. mix of CaO with water
3. coal is burnt
4. photosynthesis

✅ Correct Answer: 4

A persistent infection is one in which

1. viral replication is unusually slow
2. the disease process occurs gradually over a long period
3. the virus remains in equilibrium with the host without causing a disease
4. All of the above

✅ Correct Answer: 2

The fish that can taste with its whole body?

1. Tropical cockroach
2. Arctic tern
3. Catfish
4. Koala

✅ Correct Answer: 3

A rotating column of air is called

1. Tornado
2. Vortex
3. Airmass
4. None of the above

✅ Correct Answer: 1

Which describes a clinical psychologist?

1. specialist who studies behavior and emotions but cant prescribe medication
2. specialist in diagnosing and treating mental disorders who can prescribe medication
3. specialist working primarily with the family members of someone in psychiatric care
4. None of the above

✅ Correct Answer: 1

An enzyme speeds up a reaction by

1. raising the activation energy
2. absorbing energy
3. lowering the activation energy
4. None of the above

✅ Correct Answer: 3

What stage occurs after cytokinesis?

1. S - phase
2. G1 phase
3. G2 phase
4. All of the above

✅ Correct Answer: 2

Which of the following elements were not found in Lothal as archaeological remains?

1. Couple Burial
2. Persian seals
3. Harbour
4. Fine variety of barley

✅ Correct Answer: 4

Lacto-ovo vegetarians would not eat

1. Fish and egg
2. Egg meat and milk products
3. Meat poultry milk products
4. Meat poultry fish

✅ Correct Answer: 4

The place where the river meets the sea is called

1. Delta
2. Sediment
3. Tributary
4. Estuary

✅ Correct Answer: 4

What is the term for classifying and grouping organisms?

1. Homology
2. Taxonomy
3. Biology
4. Zeology

✅ Correct Answer: 2

Which of the following processes would release energy?

1. Condensation
2. Fermentation
3. Evaporation
4. None of the above

✅ Correct Answer: 3

The most productive ecosystem in the biosphere is

1. Desert
2. Open Ocean
3. Estuary
4. Tundra

✅ Correct Answer: 3

Which gases in the atmosphere absorb ultraviolet radiation?

1. Ozone
2. Carbondi oxide
3. Oxygen
4. Helium

✅ Correct Answer: 1