Biology questions with answers
2,759 multiple-choice questions. Open any question for its answer and explanation.
Questions asked in State PSC and UPSC prelims, by topic. Each topic also has notes to read.
Read the notes: Plant: Economic Importance →
- Clove, a spice, is obtained from which part of the plant?Asked in BPSC Prelims Exam 66th
- Saffron is obtained from ___________ of plant.Asked in OPSC CS Prelims 2019
- Which one of the following spices is afloral bud ?Asked in UPPSC Upper Mains 2011
- Which variety among the following is suitable for extraction of capsiciene ?Asked in Agri. Officer 2020
- The spice ‘clove’ is obtained from A) bud B) stem C) root D) fruitAsked in Assistant Engineer (Civil) 2018 19 2018
- Asafoetida is obtained fromAsked in RO ARO 2020
- From which part of the plants turmeric is obtained ?Asked in Forest Range Officer Exam 2012
- Turmeric is an example of underground stem, known as -Asked in RO ARO Mains 2021
- Sugarcane is one of the important cash crops in India. It is grown to obtainAsked in UPSC NDA 1 2017
- Which of the following pair/s is/are correctly matched? (1) Beet - Sugar (2) Honey - Glucose and Fructose (3) Cotton - Cellulose (4) Milk - Lactose Select the correct answer using the code given below - Code -Asked in RO ARO pre 2021
- Which of the following, is known as 'Flame of the Forest' ?Asked in Assistant Engineer (AE) Exam 2012
- Which of the following trees yield Bhojpatra ?Asked in Chief Fire Officer Exam 2021
- What do you mean by Mariculture ?Asked in HPPSC HPAS Prelims 2018
- Which of the following is not derived from wild cabbage ?Asked in HPPSC HPAS Prelims 2018
- "Currently there is increased demand for fresh and good quality flowers for human consumption worldwide". The above statement is based on the following potential values of flowers. Which one is not appropriate with the context of above statement.Asked in MPSC CS Prelims 2020
- Consider the following : Cashew Papaya Red sanders How many of the above trees are actually native to India ?Asked in UPSC IAS 2024
- In the following pairs of plants and their edible parts, which pair Is not correctly matched ?Asked in UPPSC Upper Mains 2011
- Which one of the following is cultivated by transplanting seedlings?Asked in UPPCS Prelims 1997
- Which animal contribute maximum to the total milk production in India ?Asked in Agri. Officer 2020
- Acid percent in jam is – Ans: B Jam making involves a precise balance of sugar, acid, and pectin. Acid plays a critical role in the gel formation of pectin, contributing to the characteristic texture of jam. It also helps to prevent microbial spoilage by creating an acidic environment. 120. “Flaming Sunset” is a variety of –Asked in Agri. Officer 2020
- During construction of the pond dyke of a small and large pond, a minimum free board must be - Question not attempted Ans: C Freeboard is the vertical distance between the normal water level and the top of the retaining structure (dyke or dam). 122. Which one of the following structure is an integral part of pond dyke ? - Question not attemptedAsked in Asst. Fisheries Development Officer 2024
- Which of the following gear is commonly used in deep waters inland reservoirs ? - Question not attemptedAsked in Asst. Fisheries Development Officer 2024
- Which of the following comes under medium reservoir ? - Question not attemptedAsked in Asst. Fisheries Development Officer 2024
- Assertion (A): Small reservoirs are biologically more productive per unit area. Reason (R): It has low predation pressure and breeding of commercially important species mostly occur within reservoir. Choose the correct option : - Question not attemptedAsked in Asst. Fisheries Development Officer 2024
- Ready to serve fish products are served in Retort Pouch. Which of the following statement is true in this case? - It contains double ply laminated material. - The pouch is formed of polyester / aluminium / cast poly propylene which makes the product invisible. - Rohu & Prawn curry and fish sausage are packed in such pouches. Choose the correct option : A) A and B are true. B) B and C are true. C) A and C are true. D) All A, B and C are true.Asked in Asst. Fisheries Development Officer 2024
