Science interview questions – page 5

Which of the ISRO satellite sent first pictures of earth on 22nd 2013?

1. Mars orbiter
2. Chandrayan-I
3. Mars orbiter-I
4. None of these

Scientists discovered new super heavy element with atomic number 115, is

1. Unpentium
2. Ununpentium
3. Unipentium
4. Unypentium

Ultrasonic sound has the frequency of

1. Above 20,000 vibrations per sec
2. Below 20,000 vibrations per sec
3. Below 20 vibrations per sec
4. None of these

Which type of fire extinguisher is used for petroleum fire?

1. Soda acid type
2. Foam type
3. Powder type
4. None of these

Camel is used its hump for

1. Temperature regulation
2. Storing water
3. Balancing the body during walking in desert sand
4. Storing fat

Hydrogen has ___ isotopes.

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

Which part of brain controls fine movement, maintains balance and equilibrium of the body and muscle tone in a human being?

1. Hypothalamus
2. Cerebellum
3. Thalamus
4. Cerebrum

The molecular formula of barium chloride is

1. Ba2Cl2
2. Ba2Cl
3. BaCl
4. BaCl2

Contractile proteins are found in

1. Medullary ray
2. Muscles
3. Blood
4. Bones

In which one of the following antibody formations takes place?

1. Donnan’s membrane
2. Blood plasma cells
3. Blood platelets
4. RBCs

Which of the following is commonly called a polyamide?

1. Terylene
2. Orlon
3. Rayon
4. Nylon

Only ___ percent of earths water is fresh.

1. 3
2. 4
3. 5
4. 10

The image produced by the convex mirrors are

1. Erect diminished virtual
2. Inverted diminished virtual
3. Erect diminished real
4. Erect enlarged virtual

Bone matrix is rich in

1. Phosphorus and potassium
2. Calcium and potassium
3. Calcium and phosphorus
4. Fluoride and calcium

The number of shared pair of electrons present in nitrogen molecule is

1. 1
2. 2
3. 3
4. 4

If the rubber rod is rubbed with fur _____ charge is produced.

1. neutral
2. negative
3. positive
4. no charge

The study of fate of particular blastomere is called

1. Cell lineage
2. Cytology
3. Cloning
4. Tissue culture

Which of the following cytoplasmic organelles are treated as prokaryotic cells within the eukaryotic cells?

1. Mitochondria   
2. Lysosomes
3. Glyoxysomes
4. Golgi bodies

Which of the following is a primary egg membrane?

1. Shell membrane
2. Chorion
3. Theca
4. Vitelline membrane

Which of the following cell organelles are known as the suicidal bags, since they liberate such enzymes that can cause breakdown of the cell?

1. Dictyosome
2. Phagocytes
3. Ribosomes
4. Lysosomes

Air is a/an

1. Mixture 
2. Electrolytes
3. Element
4. Compound

Mammal capable of flying is

1. Pallican
2. Bat
3. Ostrich
4. Jaguar

Athletes Foot is a disease caused by

1. Nematode
2. Protozoa
3. Fungus
4. Bacteria

Non–stick cooking utensils are coated with

1. Polystyrene
2. Teflon
3. PVC
4. Black paint

The colour of the gas  liberated when lead nitrate heated is

1. Red
2. Brown
3. Colourless
4. Yellow

The natural dye present in turmeric is known as

1. Curcumin
2. Methyl orange
3. Phenolphthalein
4. Cinnamin

Chlorine is mixed in water so that

1. Suspension is removed
2. Bacteria is killed
3. Dirt is removed
4. Water is cleaned

Sickle-cell anemia is a disease caused due to the abnormality in

1. Blood plasma composition
2. Thrombocytes
3. Red blood cells
4. White blood cells

Which place in India is called “The Golden Mine of Liverworts”?

1. Western Ghats
2. Eastern Ghats
3. Eastern Himalayas
4. Western Himalayas

Covalent compounds are insoluble in

1. Benzene
2. Ether
3. Water
4. Carbon tetrachloride