Download App

Biological Classification — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBiological Classification2 Marks
Question
Which protists show symbiotic relationships? How is this relation carried out?
✓

Answer

Zooflagellates like Trichonympha and Lophomonas live as a symbiont in the intestine of termites and wood roaches, respectively. They secrete cellulose digesting enzymes which convert cellulose into glucose. The digested food (glucose) is shared by both zooflagellates and the hosts.

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 Biological Classification→Biological Classification — all question types→BIOLOGY STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Mitosis results in producing two cells are similar to other. What would be the consequence if the following irregularities occur during mitosis?
Duplication of DNA does not occur.
→
What are the main parts of a flower of an angiosperm?
→
The entire process of photosynthesis consists of a number of reactions. Where in the cell do each of these take place?
i. Synthesis of ATP & NADPH _________
ii. Photolysis of water __________
iii. Fixation of $CO _2$__________
iv. Synthesis of sugar molecule __________
v. Synthesis of starch __________
→
A cell has 32 chromosomes. It undergoes mitotic division. What will be the chromosome number (N) during metaphase? What would be the DNA content (C) during anaphase?
→
The following parts in our body has specific names in osteology. Write the name for each.
  1. Knee cap.
  2. Collar bone.
  3. Skull.
  4. Spine.
  5. Shoulder bone.
  6. Coxal bone.
→
Draw a labelled diagram of a cross-section of an alveoli of a pulmonary vessel.
→
On which criteria chemotaxonomy is based? Can it be used for classification?
→
What is chiasmata? Mention its significance also.
→
Describe the cortex region of dicot root.
→
Define the following terms:
Aestivation.
→