Dimorphic chloroplasts are present in
Dimorphic chloroplasts are present in Options (a) Sugarcane(C₄) (b) Cotton (c) Pea (d) Mango Correct Answer: Sugarcane(C₄)Explanation:Sugarcane is C₄ plant.…
4 years ago
WB2008
Which of the following substances has the highest elasticity?
Which of the following substances has the highest elasticity? Options (a) Steel (b) Copper (c) Rubber (d) Sponge Correct Answer:…
4 years ago
A wire is stretched under a force. If the wire suddenly snaps the temperature
A wire is stretched under a force. If the wire suddenly snaps the temperature of the wire Options (a) remains…
4 years ago
At what temperature will the rms speed of air molecules be double that of NTP?
At what temperature will the rms speed of air molecules be double that of NTP? Options (a) 519⁰C (b) 619⁰C…
6 years ago
Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units
Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units respectively. The rms…
6 years ago
Two point objects of masses 1.5 g and 2.5 g respectively are at a distance of 16 cm
Two point objects of masses 1.5 g and 2.5 g respectively are at a distance of 16 cm apart, the…
6 years ago
Which bacterium is used extensively as biopesticide?
Which bacterium is used extensively as biopesticide? Options (a) Bacillus subtilis (b) Streptococcus lactis (c) Bacillus thuringienesis (d) Lactobacillus acidophilus…
6 years ago
The radius of curvature of a convave mirror is 24 cm and the imager is magnified
The radius of curvature of a concave mirror is 24 cm and the imager is magnified by 1.5 times. The…
6 years ago
The weight of a body on surface of earth is 12.6 N. When it is raised to a height
The weight of a body on surface of earth is 12.6 N. When it is raised to a height half…
6 years ago
A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz.
A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz. The apparent frequency of…
6 years ago