Question: Which of the following elements is not essential element of plants but proves to be beneficial for some plants?
1. Boron
2. Sodium
3. Iodine
4. Copper
Answer: 2
Question: The pyrite is mostly found in–
1. Bihar
2. Rajasthan
3. Andhra Pradesh
4. Maharashtra
Answer: 4
Question: Parthenocarpy occurs in–
1. Peach
2. Mango
3. Jackfruit
4. Banana
Answer: 3
Question: Water use efficiency is the highest is case of–
1. Border irrigation
2. Drip irrigation
3. Sprinkler irrigation
4. Flood irrigation
Answer: 2
Question: Atmosphere is essential for–
1. Winds
2. Cloud formation
3. Weather phenomena
4. All of these
Answer: 3
Question: Which one of the following plants belongs to family Anacardiaceae?
1. Papaya
2. Orange
3. Cashewnut
4. None of these
Answer: 3
Question: In India post-harvest losses of fruit and vegetable is… per cent of the total production.
1. 15-20
2. 50-50
3. 40-45
4. 25-30
Answer: 4
Question: The animals produced by mating of two different breeds of the same species is known as –
1. Mixed breed
2. Cross breed
3. Exotic breed
4. Pure breed
Answer: 2
Question: Recording of milk production in dairy farm is done mainly for –
1. Selection of good producer
2. Increase in production of milk
3. Ensuring quality of milk
4. Quick selling of milk
Answer: 1
Question: The average gestation period in buffalo is of how many days?
1. 310
2. 210
3. 400
4. 345
Answer: 1
Question: Citrus tristeza virus is transmitted through –
1. Aphid
2. Thrips
3. Nematode
4. Plant hopper
Answer: 4