What is used in hydraulic press?
(A) Pascal's law
(B) Bernoulli's law
(C) Archimedes' principle
(D) boyle's law
Which of the following is a bisexual flower?
(A) Papaya
(B) Mecca
(C) Cucumber
(D) Mustard
Single flower is-
(A) Mecca
(B) mustard
(C) Rose
(D) Pitunia
The combination of male and female gametes is called-
(A) pollinating particle
(B) Fertilization
(C) Mukulan
(D) Spore
Somatic reproduction is found in-
(A) Potato
(B) Wheat
(C) Neem
(D) in peas
Which of the following is an extinct animal species?
(A) Dodo bird
(B) Crow
(C) Elephant
(D) Tiger
If the mass of a body is 'm' on the surface of the earth, its mass on the surface of the moon will be :
(A) m/6
(B) m+ 6
(C) m
(D) 6m
Which of the following statements is correct?
I. The exosphere is the uppermost layer of the atmosphere.
II. Outer atmosphere 80-400 km extends to.
(A) Both I and II
(B) Only I
(C) Neither I nor II
(D) II only
A sample of any of the following substances dis appears after sometime when exposed to air like camphor, naphthalene or dry ice . This phenomenon is called .
(A) Sublimation
(B) Evaporation
(C) Diffusion
(D) Radiation
Mica is
(A) poor conductor of both heat and electricity
(B) good conductor of both heat and electricity
(C) poor conductor of heat and conductor of electricity
(D) a conductor of heat and a poor conductor of electricity
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