Physics
When light enters from vacuum in to glass, it's velocity
A) decreases
B) remains same
C) increases
D) varies depending on mass of glass
A) decreases
What is the nature of Drinking soda?
A) Alkaline
B) Acidic
C) Neutral
D) Oxidant
B) Acidic
State the products of photosynthesis:
A) Glucose + Oxygen
B) Glucose+ Carbon dioxide
C) Starch + carbon dioxide.
A) Glucose + Oxygen
The work done by a friction force is:
A) always positive
B) always zero
C) always negative
D) either positive or negative depending upon the situation
C) always negative
The gas that is responsible for global warming is
A) Carbon dioxide
B) Oxygen
C) Methane
D) Sulphur dioxide
A) Carbon dioxide
Rhabdostyla is a single celled organism that has no cell wall and no chlorophyll, gases are exchanged across the cell membrane. Name the CO2 produced by Rhabdostyla during ___________ process
A) respiration
B) photosynthesis
C) transpiration.
A) respiration
A 12 kg book is pushed from rest to a final velocity of 10 m/s. The book travels 6 m. How much force was the book pushed with?
A) 600m
B)200m
C)1200m
D)100m
D)100m
Which one of the following is used in preparing match sticks?
A) Chile saltpeter
B) Indian salpetre
C) Red phosphorus
D) Sodium bicarbonate
C) Red phosphorus
Yeast cells have many structures in common with plant cell
A) Have cell wall
B) Autotrophic
C) Has chloroplast.
A) Have cell wall
David walks 3 km north, and then turns east and walks 4 km. What is the displacement?
A) 1km
B) 3.5km
C) 5km
D) 7km
C) 5km
Which one of the following is also called Stranger Gas?
A) Aragon
B) Neon
C) Nitrous oxide
D) Xenon
D) Xenon
Plants absorb dissolved nitrates from soil and convert them into______________
A) Starch
B) Lipids
C) Proteins
C) Proteins
If initial velocity of an object is zero, then distance covered by it in time t and acceleration of 9.8 m/s2 would be
A) 2.9 t2
B) 4 t2
C) 3 t2
D) 4.9 t2
D) 4.9 t2
Vinegar is trade name of
A) Acetic acid
B) Chloroform
C) Ethyl alcohol
D) Carbon tetrachloride
A) Acetic acid
Normal adult human male has_______________
A) 10 gram of haemoglobin/100 gram of blood
B) 14 gram of haemoglobin/100 gram of blood
C) 18 gram of haemoglobin/100 gram of blood
D) 24 gram of haemoglobin/100 gram of blood
B) 14 gram of haemoglobin/100 gram of blood