Regeneration happens through mitosis and a particular type of tissue can give rise to its own kind only. In complex organisms, different tissues... View Article
Niels Bohr belongs to Denmark Niels Bohr was one of the foremost scientists of modern physics, best known for his substantial contributions to... View Article
Two exhaustible energy sources are as follows: Coal: It is produced from the dead remains of plants and animals buried under the earth's... View Article
When a vibrating body moves forward, it creates a region of high pressure in its vicinity. This region of high pressure is known as compressions.... View Article
Option (B) a cloudy day Solar energy is the energy that we receive from the sun. Therefore, the heater will not get enough solar energy and... View Article
In a self-pollinating plant species, geographical isolation cannot be a major factor in speciation because no new trait can become a part of the... View Article
Answer: Atomic mass of Na = 23 u Atomic mass of Fe = 56 u Then, gram atomic mass of Na = 23 g Now, 23 g of Na contains = 6.022 x 1023 g... View Article
Correct Option : D The brain can be divided into three basic units: the forebrain, the midbrain, and the hindbrain. The brain directs our... View Article
Terrestrial organisms breathe by using atmospheric oxygen whereas aquatic organism takes oxygen dissolved in water. A terrestrial animal has over... View Article
In the case of an asexually reproducing organism, geographical isolation cannot be a major factor in speciation because meiosis does not occur... View Article
Movement in sensitive plant Movement in legs The movement is a sensitive response to stimulus(touch) Movement in our legs is a voluntary... View Article
Answer: The battery is a device that consists of one or more electrochemical cells with external connections for powering electrical appliances... View Article
Following rules are to be followed to fill electrons in different energy levels. If n gives the number of orbit or energy level, then 2n gives... View Article
For answering this question, you should recall what homogeneous and heterogeneous mixtures are. If the mixture has one phase, it is homogeneous.... View Article
Answer: (d) Autotrophic nutrition is a process where an organism prepares its own food from simple inorganic material like water, mineral salts... View Article
We have 45 = 3 × 3 × 5 So, 45 = 5 × 9 Let's check if 25110 is divisible by 5 Since 25110 has 0 as its unit digit, therefore, 25110 is... View Article