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 Reproduction →

1. Among the following, which is not a true fruit?Asked in BPSC Prelims Exam 66th
2. Which one of the following denotes a 'true' fruit?Asked in UPSC CDS 2 2018
3. Which one of the following agents does not contribute to propagation of plants through seed dispersal?Asked in UPSC CDS 2 2018
4. Dispersal of species by the agent of wind is termed asAsked in UPSC Geoscientist 2022
5. Which one of the following is a 'false fruit'?Asked in UPSC Geoscientist 2023
6. Which one of the following is a 'drupe'?Asked in UPSC Geoscientist 2023
7. Many fruits burst with a sudden jerk because of which the seeds are scattered a few yards from the parent plant. This type of dispersal of seeds is known as :Asked in UPSC Geoscientist 2024
8. After fertilization, the fruit and the seed are produced byAsked in UPSC NDA 2 2022
9. Fruit formation from the thalamus instead of ovary is known as false fruit. The most common examples areAsked in UPSC CISF AC EXE 2024
10. Censor mechanism of dispersal of seeds is found in :Asked in UPPSC Upper Mains 2010
11. The type of fruit in which litchi can be placed inAsked in UPPSC Upper Mains 2010
12. The mulberry fruit is:Asked in UPPSC Upper Mains 2006
13. Which fruit plant bears capsule type of fruits ?Asked in Agri. Officer 2020
14. What type of fruit is pineapple?Asked in ASCO 2014
15. Which part of the flower develops into the fruit after fertilization?Asked in lower devision clerk 2025
16. What type of fruit is pineapple? - [A] Siliqua - [B] Sorosis - [C] Syconus - [D] SamaraAsked in HORTICULTURE DEVELOPMENT OF‐ FICER(HDO) 2015 · POST GRADUATE TEACHER (PGT) 2018
17. What type of fruit is pineapple? - [A] Siliqqua - [C] Syconus - [B] Sorosis - [D] SamaraAsked in HORTICULTURE DEVELOPMENT OF‐ FICER(HDO) 2015
18. What type of fruit is pineapple?Asked in POST GRADUATE TEACHER (PGT) 2018
19. What type of fruit is pineapple? - [A] Siliquta - [C] Syconus - [B] Sorosis - [D] SamaraAsked in POST GRADUATE TEACHER (PGT) 2018
20. In ovules of Angiosperms, which one of the following is not a haploid cell?Asked in UPSC CDS 2 2023
21. Gametophytes of sexually reproducing flowering plants are A) Haploid B) Diploid C) Tetraploid D) PolyploidAsked in UPSC NDA 1 2015
22. Indusium is found inAsked in WBCS Main Paper 4 2019
23. To study meiosis in plants, the best part would beAsked in MPPSC CS Prelims 2017
24. In flowering plants, DNA content of the parent plant gets halved duringAsked in UPSC NDA 2 2023
25. Pollens are produced inAsked in UPSC CAPF 2019