MOCK TEST of PST and JEST
MOCK TEST of PST and JEST By Paper Study notes of all study subject. A hint for upcoming real exam.
Questions Overview
Photosynthesis takes place in presence of the which of light
A Only green light from sun
B Only sunlight from the sun
C Invisible light obtained from any source
D Only high intensity light from the sun
2. What do we mean by greenhouse effect?
A Ability of atmosphere to retain water vapor
B Ability of atmospheric gases to trap heat
C Ability to keep the planet relatively warm
D Ability of cloud to scatter electromagnetic radiation.
3. The conservation of mass is obtained when the total mass of reactants is equal to total mass of one of the following.
A Product
B Molecule
C Element
D Atom
4. In Space exploration Spectroscope is used for the following.
A To Study position of Stars
B To study radio waves of Stars
C. To Study movement of Stars
D. To study chemical composition of Stars
MATH QUESTION
Any two numbers Y and Z, written in the form of (x, y) is called
A. Binary Relation
B. Domain
C. Range
D. An Ordered Pair
2. If U={1, 2, 3, 4, 5} and A={2, 4} then A' should be
A. {1, 3, 5}
B. {2, 4}
C. {1, 2, 3, 4, 5}
D. {2, 3, 5}
3. We can write log 15 + log 7 in a single logarithm form as
A. log (15 - 7)
B. log(15 × 7)
C. log 22
D. log (15 + 7)
