Download App

Improvement in Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Nutrients can be provided to crops by fertilizers only.
✓

Answer

False.
Explanation:
The given statement is False. Plants must obtain the following mineral nutrients from their growing medium that includes:
  1. The macronutrients: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), sulfur (S), magnesium (Mg).
  2. The micronutrients (or trace minerals): boron (B), chlorine (Cl), manganese (Mn), iron (Fe), zinc (Zn), copper (Cu), molybdenum (Mo), nickel (Ni) and cobalt (Co).

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Do as directed; [Bio-1 M]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Mixed cropping is an insurance against crop failure due to abnormal weather conditions.
→
What percent of moisture should be present in the food grains at the time of storage?
→
What chemical substance is deposited in the secondary wall of sclerenchyma?
→

What is the lactation period of Holstein-Friesian?

→

What is plant breeding?

→
Ganga 5 is the variety of _______.
→
Choose plant’s micronutrients and macronutrients from the following:
Lron, Chlorine, Sulphur, Copper, Nitrogen, Calcium, Manganese, Potassium, Zinc, Magnesium, Molybdenum, Phosphorus.
→
Give one disadvantage of fertilizers.
→
Fill in the blanks:
________ nutrients are required in large quantity and called as ________.
→

Give two examples of Cyclostomata.

→