Biology problems
- 1. The first formed primary xylem elements are called ___________.
Options- A. Metaxylem
- B. Protoxylem
- C. Xylem fibres
- D. Xylem parenchyma Also asked in: Bank Exams
Correct Answer: Protoxylem
- 2. Nereis, Pheretima (Earthworm) and Hirudinaria (blood sucking leech) are examples of which Phylum?
Options- A. Coelenterata
- B. Aschelminthes
- C. Annelida
- D. Arthropoda Also asked in: Bank Exams
Correct Answer: Annelida
- 3. In humans, the sound is produced by the ________.
Options- A. oesophagus
- B. larynx
- C. medulla
- D. epiglottis Also asked in: Bank Exams
Correct Answer: larynx
- 4. RBCs are formed in the ____________ in the adults.
Options- A. blue bone marrow
- B. red bone marrow
- C. white bone marrow
- D. black bone marrow Also asked in: Bank Exams
Correct Answer: red bone marrow
- 5. The later (second) formed primary xylem elements are called _____________.
Options- A. Protoxylem
- B. Metaxylem
- C. Xylem parenchyma
- D. Xylem fibres Also asked in: Bank Exams
Correct Answer: Metaxylem
- 6. There are how many vocal cords in the human voice box?
Options- A. One
- B. Two
- C. Three
- D. Four Also asked in: Bank Exams
Correct Answer: Two
- 7. The scientific name of human being is?
Options- A. Homo Nigrum
- B. Melongena Sapiens
- C. Homo Sapiens
- D. Tigris Solanum Also asked in: Bank Exams
Correct Answer: Melongena Sapiens
- 8. How many facial bones are there?
Options- A. 34
- B. 24
- C. 14
- D. 4 Also asked in: Bank Exams
Correct Answer: 14
- 9. Insects that transmit diseases are known as
Options- A. Pathogens
- B. Vectors
- C. Drones
- D. Scalars Also asked in: Bank Exams
Correct Answer: Vectors
- 10. The somatosensory receptors in human beings detect ______.
Options- A. taste
- B. smell
- C. touch
- D. hear Also asked in: Bank Exams
Correct Answer: touch
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