IdeasCuriosas - Every Question Deserves an Answer Logo

Questions in biology

[Answered] Assertion (A): Farmers sometimes burn stubble in the fields after harvest. Reason (R): Burning stubble is the best way to increase nitrogen content in the soil. (1) Both A and R are true, and R is the correct explanation (2) Both A and R are true, but R is not the correct explanation (3) A is true, R is false (4) A is false, R is true

[Answered] How do limiting factors most affect population size? A. stop population growth B. restrict population growth C. increase population growth D. decrease population growth

[Answered] Which phrase describes short-term environmental changes? A. occur over thousands to millions of years B. occur over minutes to hundreds of years C. have little to no impact on organisms D. are slow-building and offer advanced warning

[Answered] The supporting cells of capillaries are called:

[Answered] When listing the levels of organization in organisms from least complex to most complex, which level is just below organs in complexity? A. cell B. organism C. organ system D. tissue

[Answered] What is the main benefit of aeroponics? A. Higher water usage B. Maximum oxygen exposure to roots C. No need for nutrients D. Slower growth rate

[Answered] Select the correctly matched phylum with their character: * Mollusca - Body has head, thorax, and abdomen * Echinodermata - Calcareous spicules * Annelida - Eucoelom * Hemichordata - Proboscis gland for respiration

[Answered] As a result of the reintroduction of wolves to Yellowstone Park and Idaho, which species' population is affected? A. bald eagles B. aspens C. elk D. beavers

[Answered] Creativity and imagination are what sets humans apart from all other animals. True or False

[Answered] Tick (✔) the correct option: 1. Terrestrial animals live on/in (i) land (ii) water (iii) air