Download App

Body Fluids and Circulation — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBody Fluids and Circulation2 Marks
Question
Name the two types of lymphocytes and write one difference between the two.
✓

Answer

  • B-lymphocytes and T-lymphocytes.
  • B-lymphocytes produce antibodies and provide humoral immunity.
  • T-lymphocytes provide cell-mediated immunity.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "2 Marks Questions" from Body Fluids and Circulation→Body Fluids and Circulation — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Photoreceptors of earthworm occur on:
  1. Clitellum.
  2. Many eyes.
  3. Dorsal surface.
  4. Lateral sides.
→
Both unicellular and multicellular organisms undergo mitosis. What are the differences, if any, observed in the process between the two?
→
Glucose, malic acid, oxalic acid and tartaric acid are oxidised to give energy in plant cell. Which of the mentioned acids will give RQ of value 4 and why?
→
3CO2 + 9ATP + 6NADPH + Water →
Glyceraldehyde, 3-phosphate + 9ADP + 6 NADP + 6 Pi. Analyse the above reaction and answer the following questions.
  1. How many molecules of ATP and NADPH are required to fix one molecule of CO2?
  2. Where in the chloroplast does this process occur?
→
Explain the economic importance of bryophyte.
→
Distinguish between:
IRV and ERV
→
Name three phases of interphase. Give one major event of each phase.
→
What is the feedback or signal for the secretion of PTH? How does it function in our body?
→
What do you understand by apical dominance?
→
Which one of the following sets of animals belong to a single taxonomic group?
  1. Cuttlefish, Jellyfish, Silverfish, Dogfish, Starfish.
  2. Bat, Pigeon, Butterfly.
  3. Monkey, Chimpanzee, Man.
  4. Silkworm, Tapeworm, Earthworm.
→