Discussion
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- Question
The first formed primary xylem elements are called ___________.
Options- A. Metaxylem
- B. Protoxylem
- C. Xylem fibres
- D. Xylem parenchyma
- Correct Answer
- Protoxylem
- 1. Potato, tomato and brinjal are three different species but all belong to which genus?
Options- A. Solanum
- B. Panthera
- C. Felis
- D. Tigris Discuss
- 2. ___________ being a higher category, is the assemblage of families which exhibit a few similar characters.
Options- A. Order
- B. Species
- C. Genus
- D. Class Discuss
- 3. Animals in which the cells are arranged in three embryonic layers are called ________.
Options- A. Diploblastic
- B. Ectoderm
- C. Tripoblastic
- D. Endoderm Discuss
- 4. Sexual reproduction in Algae that takes place through fusion of two similar size gametes is called?
Options- A. Zoospores
- B. Anisogamous
- C. Isogamous
- D. Oogamous Discuss
- 5. ___________ is a straw coloured, viscous fluid constituting nearly 55 per cent of the blood.
Options- A. Plasma
- B. Formed Elements
- C. Blood Groups
- D. Coagulation of Blood Discuss
- 6. Nereis, Pheretima (Earthworm) and Hirudinaria (blood sucking leech) are examples of which Phylum?
Options- A. Coelenterata
- B. Aschelminthes
- C. Annelida
- D. Arthropoda Discuss
- 7. In humans, the sound is produced by the ________.
Options- A. oesophagus
- B. larynx
- C. medulla
- D. epiglottis Discuss
- 8. 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 Discuss
- 9. The later (second) formed primary xylem elements are called _____________.
Options- A. Protoxylem
- B. Metaxylem
- C. Xylem parenchyma
- D. Xylem fibres Discuss
- 10. There are how many vocal cords in the human voice box?
Options- A. One
- B. Two
- C. Three
- D. Four Discuss
Biology problems
Search Results
Correct Answer: Solanum
Correct Answer: Order
Correct Answer: Tripoblastic
Correct Answer: Isogamous
Correct Answer: Plasma
Correct Answer: Annelida
Correct Answer: larynx
Correct Answer: red bone marrow
Correct Answer: Metaxylem
Correct Answer: Two
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