0

NTSE (Science) - 1

Attempted 0/25 Correct 0 Score 0

What type of quantity is momentum?

  1. Scalar quantity

  2. Vector quantity

  3. Both scalar and vector quantity

  4. None of these


Correct Option: B

Which force is responsible for the friction?

  1. Electromagnetic force

  2. Gravitational force

  3. Mechanical force

  4. None of these


Correct Option: A
Explanation:

 

Which of the following planets is the hottest in the solar system?

  1. Mercury

  2. Mars

  3. Venus

  4. Earth


Correct Option: C

Diamond and Graphite are __________.

  1. isobars

  2. isomers

  3. isotopes

  4. allotropes


Correct Option: D

What is the name of the main constituent of LPG?

  1. Methane

  2. Butane

  3. Ethane

  4. Propane


Correct Option: D

Which of the following metals can be easily cut with a knife?

  1. K

  2. Al

  3. Ca

  4. Fe


Correct Option: A

Oxygen is transported in blood mainly by __________.

  1. blood platelets

  2. thrombocytes

  3. erythrocytes

  4. none of these


Correct Option: C

In which reaction is the heat energy absorbed?

  1. Exothermic reaction

  2. Endothermic reaction

  3. Reversible reaction

  4. None of these


Correct Option: B

The process in which water is split during photosynthesis is _________.

  1. plasmolysis

  2. hydrolysis

  3. photolysis

  4. none of these


Correct Option: C

What is the cause of asthma?

  1. Spasm in bronchial muscles

  2. Infection of lungs

  3. Infection of trachea

  4. None of these


Correct Option: A

Ambulacral system is found in _______.

  1. Starfish

  2. Hydra

  3. Earthworm

  4. None of these


Correct Option: A

Flagellar movement is seen in ___________.

  1. Amoeba

  2. Hydra

  3. Paramecium

  4. None of these


Correct Option: B

Parkinsonism is a disease of ____________.

  1. kidney

  2. heart

  3. brain

  4. none of these


Correct Option: C

How many years ago did the earth originate?

  1. 3.6 billion

  2. 4.6 billion

  3. 5.6 billion

  4. None of these


Correct Option: B

Which cell stops dividing after birth?

  1. Neuron

  2. Liver

  3. Glial cells

  4. None of these


Correct Option: A
Explanation:

 

What does the work done by a force depend on?

  1. The magnitude of the displacement

  2. The magnitude of the force

  3. The angle between the force and displacement

  4. All of above


Correct Option: D

In which year was ”Origin of Species” published?

  1. 1849

  2. 1859

  3. 1869

  4. 1879


Correct Option: B
Explanation:

Cereal crops are source of ___________.

  1. proteins

  2. carbohydrates

  3. fats

  4. None of these


Correct Option: B

If the time period of a wave increases, what happens to frequency?

  1. Increases

  2. Decreases

  3. Remains constant

  4. None of these


Correct Option: B

Which is the principle cereal crop of India?

  1. Rice

  2. Wheat

  3. Barley

  4. None of these


Correct Option: A

Thermosetting plastics are soluble in ____.

  1. Ether

  2. Water

  3. Benzene

  4. None of these


Correct Option: D

Which is not a synthetic fibre?

  1. Terylene

  2. Silk

  3. Nylon

  4. Rayon


Correct Option: B
Explanation:

 

Which gas liberates when water reacts with metal?

  1. Hydrogen

  2. Nitrogen

  3. Oxygen

  4. None of these


Correct Option: A

What is the SI unit of energy?

  1. Watt hour

  2. Joule

  3. Calorie

  4. None of these


Correct Option: B

German silver is an alloy of _________.

  1. zinc

  2. copper

  3. silver

  4. none of these


Correct Option: B
- Hide questions