Which of the following organelles is found only in plant cells?
Mitochondria
Ribosomes
Lysosomes
Plastids
Correct answer is D
Plastids are found only in plants and algae. One common type of plastid is the chloroplast.
The streaming movement of the cytoplasm within the Paramecium is known as
Transpiration
Digestion
Cyclosis
Osmosis
Correct answer is C
Cyclosis is also called Cytoplasmic streaming. It is defined as the streaming rotary motion of the protoplasm within certain cells and unicellular organisms. Paramecium is an example of a unicellular organism.
What level of organization is Spirogyra?
System
Organ
Cell
Tissue
Correct answer is C
Unicellular organisms like the Amoeba, Spirogyra, etc. fall in the cellular level of organization.
The scientist who introduced binomial nomenclature in the classification of organisms was
Charles Darwin
Carolus Linnaeus
John Ray
Louis Pasteur
Correct answer is B
Carolus Linnaeus, the swedish naturalist, is the man behind this present way of classifying plants and animals.
the magnet is moved away from the stationary solenoid
the solenoid is moved away from the stationary magnet
the magnet is moved towards the stationary solenoid
there is no relative motion between the magnet and the solenoid
Correct answer is D
No explanation has been provided for this answer.