1) 4 2) 5 3) 6 4) 8 Answer:3) 6 Explanation: The enzymes are classified into six major classes. They are oxidoreductases, transferases,... View Article
1) high temperature 2) pH 3) substrate concentration 4) all of these Answer:4) all of these Explanation: Enzymes show maximum activity in the... View Article
1) being spontaneous 2) releasing energy 3) being enzymatic 4) requiring energy Answer:3) being enzymatic Explanation: In the living system,... View Article
1) unbranched chain of glucose molecules linked by an alpha 1,4-glycosidic bond. 2) branched chains of glucose molecules linked by a beta... View Article
1) Peptidoglycan 2) Starch 3) Inulin 4) Chitin Answer:1) Peptidoglycan Explanation: Heteropolysaccharide is a polymer having more than one... View Article
1) Some bacteria, algae and green plants 2) Fungi, algae and green plants 3) All bacteria, fungi and algae 4) Viruses, fungi and bacteria... View Article
Hydrarch succession occurs in wet areas and progresses from hydric to mesic conditions (neither too wet nor too dry), whereas xerarch succession... View Article
The pyramid of energy is always upright because when energy flows from one trophic level to another, there is always some loss of energy that is... View Article
Mostly the ecological pyramids, i.e. pyramid of biomass, number and energy are upright as the producers are more than herbivores and herbivores... View Article
The pyramid of biomass of sea is mostly inverted due to the small standing crop of phytoplankton (primary producers) supporting a large standing... View Article
Rapid multiplication of algae in the water due to the presence of abundant nutrients are called algal blooms. Some algae produce toxins causing... View Article
The main causes of algal blooms are excess nutrients (rich in nitrogen and phosphorus), higher temperatures, slow-moving water and the presence... View Article
The rapid growth of algae in a water body is called an algal bloom. It is caused due to nutrient enrichment of water bodies, especially by... View Article