Question Paper
Class / Subject: Class 9 (CBSE) · Science
Chapter: Chapter 12 — Chapter 12: Improvement in Food Resources
Time Allowed: 15 minutes
Max Marks: 6
1. Fertilisers help crops mainly by: [1]
(A) providing essential nutrients
(B) providing water only
(C) removing pests
(D) changing crop colour
2. The Green Revolution in India was closely linked to the use of: [1]
(A) high-yielding variety (HYV) seeds
(B) only traditional seeds
(C) no irrigation
(D) only organic farming
3. A downside of many HYV seeds is that they often require: [1]
(A) more water and fertiliser
(B) less water and fertiliser
(C) no maintenance at all
(D) no irrigation
4. The scientific management of livestock is called: [1]
(A) animal husbandry
(B) horticulture
(C) sericulture
(D) apiculture
5. The increase in India's milk production through improved cattle breeding is known as the: [1]
(A) White Revolution
(B) Green Revolution
(C) Blue Revolution
(D) Yellow Revolution
6. Controlled breeding of fish in ponds or tanks is called: [1]
(A) aquaculture
(B) capture fisheries
(C) animal husbandry
(D) horticulture