Does transpiration serve any useful function?
The transpiration is the process by which water is lost in the form of water vapour from the aerial parts... View Article
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The electronic configuration of Eu 3+ ion is_______
Answer: The electronic configuration of Eu 3+ ion is [Xe]4f6. Europium Europium is not a naturally occurring element. Europium is... View Article
In the following groups of materials, which group contains only biodegradable items? (1) Wool, grass, paper (2) Polythene, detergent, PVC (3) Plastic, detergent, grass (4) Plastic, bakelite, DDT
Answer: (1) Wool, grass and paper A biodegradable material can be defined as a material which can be decomposed by bacteria... View Article
The Equator represents which degree latitude?
Answer: The Equator represents zero degree latitude. Equator The equator is an imaginary line that divides the globe into two... View Article
A molecule of hydrogen has ___________
Answer: A molecule of hydrogen has hydrogen (H₂), it is diatomic molecule. What is Hydrogen Gas? The non-metal hydrogen has... View Article
Sleep provides rest to the _____________
Answer: Sleep provides rest to the entire body. What is sleep? Most mammals, birds, reptiles, and other animals sleep. It... View Article
A strong type of dipole-dipole interaction is:
Answer: A strong type of dipole-dipole interaction is hydrogen bond, but only a few elements can participate in hydrogen bond... View Article
Why are alternate sources of energy important?
Solution: Fossil fuels which are traditionally used by human beings everywhere as an energy sources are non-renewable sources of energy.... View Article
Which of the following respires only anaerobically (1) Cockroaches (2) Yeast (3) Fungi (4) All bacteria.
Answer: (2) Yeast Anaerobic respiration is a form of breathing that takes place without the presence of oxygen. It’s found in... View Article
High polarisability increases the strength of_________
Answer: High polarisability increases the strength of attractive interactions. The electron cloud can be easily distorted, and electrons can be... View Article
Rest and motion are _____terms.
Answer: Rest and motion are relative terms. Rest and motion In simplified way, an object in motion is one that... View Article
Maize seed has _______________cotyledons
Answer: Maize seed has one cotyledon. Seeds In flowering plant’s seed is an essential component. They produce a new plant as... View Article
Metameric segmentation is the characteristic of__________
Metameric segmentation is the characteristic of Annelida and Arthropod. It is true segmentation in which external segmentation corresponds to the internal... View Article
In Chlorophyceae, sexual reproduction occurs by______
Answer: In Chlorophyceae, sexual reproduction occurs by isogamy, anisogamy or oogamy. Chlorophyceae Algae are simple, chlorophyll-bearing, thalloid, autotrophic and largely... View Article
Voluntary muscle contractions are initiated in____________
Answer: Voluntary muscle contractions are initiated in the brain, while involuntary reflexes are initiated in the spinal cord. Voluntary action... View Article
Carbon is incorporated into life-forms through___________
Answer: Carbon is incorporated into life-forms through photosynthesis. Photosynthesis Photosynthesis is the process used by green plants and a few... View Article
Atoms and non-polar molecules are electrically__________
Answer: Atoms and non-polar molecules are electrically symmetrical. Electrically symmetrical meaning If the electronegativity of the two atoms is the... View Article
Which allotrope of carbon conducts electricity?
The phenomenon by which an element can exist in more than one physical state is called allotropy. Graphite is an... View Article
The two cerebral hemispheres are joined together by____
Answer: The two cerebral hemispheres are joined together by corpus callosum. The cerebrum is the largest part of the brain. It... View Article
14Si28 and 14Si29 are called ___________
Answer: 14Si28 and 14Si29 are called isotopes. Isotopes Isotopes are the atoms of the same element having the same atomic... View Article
