Question
Read the given statements, labelled Assertion (A) and
Reason (R), and select the most appropriate option with respect to them. Statement : 'A': Carbon dioxide is not always a pollutant. 'R': Plants require carbon monoxide for growth that they get from carbon dioxide.Solution
Human-produced CO₂ is beneficial to plants, thus it is not necessarily a pollutant. Instead of carbon monoxide, plants need oxygen to produce the carbohydrates that aid in their growth.
What term is used to describe the arrangement of primary xylem in roots where protoxylem is towards the periphery and metaxylem is towards the center?
Optimum sowing depth for Bengal gram is
Goitrogens is present in
In maize crop, use of atrazine for weed control in maize has resulted in invasion of maize fields by _____
Which soil is maximum in hills and gigantic plans?
What is the primary source of energy used for solar lighting, solar refrigeration, and solar dryers?
Which method is commonly used to propagate Gerbera plants?
Respiratory quotient of fat is
Free ‐ martin is
NPOP Programme is regulated by which ministry of India?